761 lines
31 KiB
Plaintext
761 lines
31 KiB
Plaintext
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NEWS
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====
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This file gives a brief overview of the major changes between each OpenSSL
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release. For more details please read the CHANGES file.
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Major changes between OpenSSL 1.0.1k and OpenSSL 1.0.1l [15 Jan 2015]
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o Build fixes for the Windows and OpenVMS platforms
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Major changes between OpenSSL 1.0.1j and OpenSSL 1.0.1k [8 Jan 2015]
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o Fix for CVE-2014-3571
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o Fix for CVE-2015-0206
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o Fix for CVE-2014-3569
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o Fix for CVE-2014-3572
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o Fix for CVE-2015-0204
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o Fix for CVE-2015-0205
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o Fix for CVE-2014-8275
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o Fix for CVE-2014-3570
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Major changes between OpenSSL 1.0.1i and OpenSSL 1.0.1j [15 Oct 2014]
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o Fix for CVE-2014-3513
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o Fix for CVE-2014-3567
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o Mitigation for CVE-2014-3566 (SSL protocol vulnerability)
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o Fix for CVE-2014-3568
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Major changes between OpenSSL 1.0.1h and OpenSSL 1.0.1i [6 Aug 2014]
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o Fix for CVE-2014-3512
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o Fix for CVE-2014-3511
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o Fix for CVE-2014-3510
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o Fix for CVE-2014-3507
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o Fix for CVE-2014-3506
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o Fix for CVE-2014-3505
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o Fix for CVE-2014-3509
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o Fix for CVE-2014-5139
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o Fix for CVE-2014-3508
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Major changes between OpenSSL 1.0.1g and OpenSSL 1.0.1h [5 Jun 2014]
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o Fix for CVE-2014-0224
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o Fix for CVE-2014-0221
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o Fix for CVE-2014-0198
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o Fix for CVE-2014-0195
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o Fix for CVE-2014-3470
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o Fix for CVE-2010-5298
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Major changes between OpenSSL 1.0.1f and OpenSSL 1.0.1g [7 Apr 2014]
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o Fix for CVE-2014-0160
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o Add TLS padding extension workaround for broken servers.
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o Fix for CVE-2014-0076
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Major changes between OpenSSL 1.0.1e and OpenSSL 1.0.1f [6 Jan 2014]
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o Don't include gmt_unix_time in TLS server and client random values
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o Fix for TLS record tampering bug CVE-2013-4353
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o Fix for TLS version checking bug CVE-2013-6449
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o Fix for DTLS retransmission bug CVE-2013-6450
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Major changes between OpenSSL 1.0.1d and OpenSSL 1.0.1e [11 Feb 2013]:
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o Corrected fix for CVE-2013-0169
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Major changes between OpenSSL 1.0.1c and OpenSSL 1.0.1d [4 Feb 2013]:
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o Fix renegotiation in TLS 1.1, 1.2 by using the correct TLS version.
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o Include the fips configuration module.
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o Fix OCSP bad key DoS attack CVE-2013-0166
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o Fix for SSL/TLS/DTLS CBC plaintext recovery attack CVE-2013-0169
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o Fix for TLS AESNI record handling flaw CVE-2012-2686
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Major changes between OpenSSL 1.0.1b and OpenSSL 1.0.1c [10 May 2012]:
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o Fix TLS/DTLS record length checking bug CVE-2012-2333
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o Don't attempt to use non-FIPS composite ciphers in FIPS mode.
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Major changes between OpenSSL 1.0.1a and OpenSSL 1.0.1b [26 Apr 2012]:
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o Fix compilation error on non-x86 platforms.
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o Make FIPS capable OpenSSL ciphers work in non-FIPS mode.
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o Fix SSL_OP_NO_TLSv1_1 clash with SSL_OP_ALL in OpenSSL 1.0.0
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Major changes between OpenSSL 1.0.1 and OpenSSL 1.0.1a [19 Apr 2012]:
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o Fix for ASN1 overflow bug CVE-2012-2110
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o Workarounds for some servers that hang on long client hellos.
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o Fix SEGV in AES code.
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Major changes between OpenSSL 1.0.0h and OpenSSL 1.0.1 [14 Mar 2012]:
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o TLS/DTLS heartbeat support.
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o SCTP support.
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o RFC 5705 TLS key material exporter.
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o RFC 5764 DTLS-SRTP negotiation.
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o Next Protocol Negotiation.
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o PSS signatures in certificates, requests and CRLs.
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o Support for password based recipient info for CMS.
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o Support TLS v1.2 and TLS v1.1.
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o Preliminary FIPS capability for unvalidated 2.0 FIPS module.
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o SRP support.
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Major changes between OpenSSL 1.0.0j and OpenSSL 1.0.0k [5 Feb 2013]:
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o Fix for SSL/TLS/DTLS CBC plaintext recovery attack CVE-2013-0169
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o Fix OCSP bad key DoS attack CVE-2013-0166
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Major changes between OpenSSL 1.0.0i and OpenSSL 1.0.0j [10 May 2012]:
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o Fix DTLS record length checking bug CVE-2012-2333
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Major changes between OpenSSL 1.0.0h and OpenSSL 1.0.0i [19 Apr 2012]:
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o Fix for ASN1 overflow bug CVE-2012-2110
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Major changes between OpenSSL 1.0.0g and OpenSSL 1.0.0h [12 Mar 2012]:
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o Fix for CMS/PKCS#7 MMA CVE-2012-0884
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o Corrected fix for CVE-2011-4619
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o Various DTLS fixes.
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Major changes between OpenSSL 1.0.0f and OpenSSL 1.0.0g [18 Jan 2012]:
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o Fix for DTLS DoS issue CVE-2012-0050
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Major changes between OpenSSL 1.0.0e and OpenSSL 1.0.0f [4 Jan 2012]:
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o Fix for DTLS plaintext recovery attack CVE-2011-4108
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o Clear block padding bytes of SSL 3.0 records CVE-2011-4576
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o Only allow one SGC handshake restart for SSL/TLS CVE-2011-4619
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o Check parameters are not NULL in GOST ENGINE CVE-2012-0027
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o Check for malformed RFC3779 data CVE-2011-4577
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Major changes between OpenSSL 1.0.0d and OpenSSL 1.0.0e [6 Sep 2011]:
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o Fix for CRL vulnerability issue CVE-2011-3207
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o Fix for ECDH crashes CVE-2011-3210
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o Protection against EC timing attacks.
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o Support ECDH ciphersuites for certificates using SHA2 algorithms.
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o Various DTLS fixes.
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Major changes between OpenSSL 1.0.0c and OpenSSL 1.0.0d [8 Feb 2011]:
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o Fix for security issue CVE-2011-0014
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Major changes between OpenSSL 1.0.0b and OpenSSL 1.0.0c [2 Dec 2010]:
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o Fix for security issue CVE-2010-4180
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o Fix for CVE-2010-4252
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o Fix mishandling of absent EC point format extension.
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o Fix various platform compilation issues.
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o Corrected fix for security issue CVE-2010-3864.
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Major changes between OpenSSL 1.0.0a and OpenSSL 1.0.0b [16 Nov 2010]:
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o Fix for security issue CVE-2010-3864.
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o Fix for CVE-2010-2939
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o Fix WIN32 build system for GOST ENGINE.
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Major changes between OpenSSL 1.0.0 and OpenSSL 1.0.0a [1 Jun 2010]:
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o Fix for security issue CVE-2010-1633.
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o GOST MAC and CFB fixes.
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Major changes between OpenSSL 0.9.8n and OpenSSL 1.0.0 [29 Mar 2010]:
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o RFC3280 path validation: sufficient to process PKITS tests.
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o Integrated support for PVK files and keyblobs.
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o Change default private key format to PKCS#8.
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o CMS support: able to process all examples in RFC4134
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o Streaming ASN1 encode support for PKCS#7 and CMS.
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o Multiple signer and signer add support for PKCS#7 and CMS.
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o ASN1 printing support.
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o Whirlpool hash algorithm added.
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o RFC3161 time stamp support.
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o New generalised public key API supporting ENGINE based algorithms.
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o New generalised public key API utilities.
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o New ENGINE supporting GOST algorithms.
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o SSL/TLS GOST ciphersuite support.
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o PKCS#7 and CMS GOST support.
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o RFC4279 PSK ciphersuite support.
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o Supported points format extension for ECC ciphersuites.
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o ecdsa-with-SHA224/256/384/512 signature types.
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o dsa-with-SHA224 and dsa-with-SHA256 signature types.
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o Opaque PRF Input TLS extension support.
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o Updated time routines to avoid OS limitations.
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Major changes between OpenSSL 0.9.8x and OpenSSL 0.9.8y [5 Feb 2013]:
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o Fix for SSL/TLS/DTLS CBC plaintext recovery attack CVE-2013-0169
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o Fix OCSP bad key DoS attack CVE-2013-0166
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Major changes between OpenSSL 0.9.8w and OpenSSL 0.9.8x [10 May 2012]:
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o Fix DTLS record length checking bug CVE-2012-2333
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Major changes between OpenSSL 0.9.8v and OpenSSL 0.9.8w [23 Apr 2012]:
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o Fix for CVE-2012-2131 (corrected fix for 0.9.8 and CVE-2012-2110)
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Major changes between OpenSSL 0.9.8u and OpenSSL 0.9.8v [19 Apr 2012]:
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o Fix for ASN1 overflow bug CVE-2012-2110
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Major changes between OpenSSL 0.9.8t and OpenSSL 0.9.8u [12 Mar 2012]:
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o Fix for CMS/PKCS#7 MMA CVE-2012-0884
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o Corrected fix for CVE-2011-4619
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o Various DTLS fixes.
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Major changes between OpenSSL 0.9.8s and OpenSSL 0.9.8t [18 Jan 2012]:
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o Fix for DTLS DoS issue CVE-2012-0050
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Major changes between OpenSSL 0.9.8r and OpenSSL 0.9.8s [4 Jan 2012]:
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o Fix for DTLS plaintext recovery attack CVE-2011-4108
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o Fix policy check double free error CVE-2011-4109
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o Clear block padding bytes of SSL 3.0 records CVE-2011-4576
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o Only allow one SGC handshake restart for SSL/TLS CVE-2011-4619
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o Check for malformed RFC3779 data CVE-2011-4577
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Major changes between OpenSSL 0.9.8q and OpenSSL 0.9.8r [8 Feb 2011]:
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o Fix for security issue CVE-2011-0014
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Major changes between OpenSSL 0.9.8p and OpenSSL 0.9.8q [2 Dec 2010]:
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o Fix for security issue CVE-2010-4180
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o Fix for CVE-2010-4252
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Major changes between OpenSSL 0.9.8o and OpenSSL 0.9.8p [16 Nov 2010]:
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o Fix for security issue CVE-2010-3864.
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Major changes between OpenSSL 0.9.8n and OpenSSL 0.9.8o [1 Jun 2010]:
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o Fix for security issue CVE-2010-0742.
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o Various DTLS fixes.
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o Recognise SHA2 certificates if only SSL algorithms added.
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o Fix for no-rc4 compilation.
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o Chil ENGINE unload workaround.
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Major changes between OpenSSL 0.9.8m and OpenSSL 0.9.8n [24 Mar 2010]:
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o CFB cipher definition fixes.
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o Fix security issues CVE-2010-0740 and CVE-2010-0433.
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Major changes between OpenSSL 0.9.8l and OpenSSL 0.9.8m [25 Feb 2010]:
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o Cipher definition fixes.
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o Workaround for slow RAND_poll() on some WIN32 versions.
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o Remove MD2 from algorithm tables.
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o SPKAC handling fixes.
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o Support for RFC5746 TLS renegotiation extension.
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o Compression memory leak fixed.
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o Compression session resumption fixed.
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o Ticket and SNI coexistence fixes.
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o Many fixes to DTLS handling.
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Major changes between OpenSSL 0.9.8k and OpenSSL 0.9.8l [5 Nov 2009]:
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o Temporary work around for CVE-2009-3555: disable renegotiation.
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Major changes between OpenSSL 0.9.8j and OpenSSL 0.9.8k [25 Mar 2009]:
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o Fix various build issues.
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o Fix security issues (CVE-2009-0590, CVE-2009-0591, CVE-2009-0789)
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Major changes between OpenSSL 0.9.8i and OpenSSL 0.9.8j [7 Jan 2009]:
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o Fix security issue (CVE-2008-5077)
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o Merge FIPS 140-2 branch code.
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Major changes between OpenSSL 0.9.8g and OpenSSL 0.9.8h [28 May 2008]:
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o CryptoAPI ENGINE support.
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o Various precautionary measures.
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o Fix for bugs affecting certificate request creation.
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o Support for local machine keyset attribute in PKCS#12 files.
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Major changes between OpenSSL 0.9.8f and OpenSSL 0.9.8g [19 Oct 2007]:
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o Backport of CMS functionality to 0.9.8.
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o Fixes for bugs introduced with 0.9.8f.
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Major changes between OpenSSL 0.9.8e and OpenSSL 0.9.8f [11 Oct 2007]:
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o Add gcc 4.2 support.
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o Add support for AES and SSE2 assembly lanugauge optimization
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for VC++ build.
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o Support for RFC4507bis and server name extensions if explicitly
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selected at compile time.
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o DTLS improvements.
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o RFC4507bis support.
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o TLS Extensions support.
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Major changes between OpenSSL 0.9.8d and OpenSSL 0.9.8e [23 Feb 2007]:
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o Various ciphersuite selection fixes.
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o RFC3779 support.
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Major changes between OpenSSL 0.9.8c and OpenSSL 0.9.8d [28 Sep 2006]:
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o Introduce limits to prevent malicious key DoS (CVE-2006-2940)
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o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343)
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o Changes to ciphersuite selection algorithm
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Major changes between OpenSSL 0.9.8b and OpenSSL 0.9.8c [5 Sep 2006]:
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o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339
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o New cipher Camellia
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Major changes between OpenSSL 0.9.8a and OpenSSL 0.9.8b [4 May 2006]:
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o Cipher string fixes.
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o Fixes for VC++ 2005.
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o Updated ECC cipher suite support.
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o New functions EVP_CIPHER_CTX_new() and EVP_CIPHER_CTX_free().
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o Zlib compression usage fixes.
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o Built in dynamic engine compilation support on Win32.
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o Fixes auto dynamic engine loading in Win32.
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Major changes between OpenSSL 0.9.8 and OpenSSL 0.9.8a [11 Oct 2005]:
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o Fix potential SSL 2.0 rollback, CVE-2005-2969
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o Extended Windows CE support
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Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.8 [5 Jul 2005]:
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o Major work on the BIGNUM library for higher efficiency and to
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make operations more streamlined and less contradictory. This
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is the result of a major audit of the BIGNUM library.
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o Addition of BIGNUM functions for fields GF(2^m) and NIST
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curves, to support the Elliptic Crypto functions.
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o Major work on Elliptic Crypto; ECDH and ECDSA added, including
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the use through EVP, X509 and ENGINE.
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o New ASN.1 mini-compiler that's usable through the OpenSSL
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configuration file.
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o Added support for ASN.1 indefinite length constructed encoding.
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o New PKCS#12 'medium level' API to manipulate PKCS#12 files.
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o Complete rework of shared library construction and linking
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programs with shared or static libraries, through a separate
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Makefile.shared.
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o Rework of the passing of parameters from one Makefile to another.
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o Changed ENGINE framework to load dynamic engine modules
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automatically from specifically given directories.
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o New structure and ASN.1 functions for CertificatePair.
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o Changed the ZLIB compression method to be stateful.
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o Changed the key-generation and primality testing "progress"
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mechanism to take a structure that contains the ticker
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function and an argument.
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o New engine module: GMP (performs private key exponentiation).
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o New engine module: VIA PadLOck ACE extension in VIA C3
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Nehemiah processors.
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o Added support for IPv6 addresses in certificate extensions.
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See RFC 1884, section 2.2.
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o Added support for certificate policy mappings, policy
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constraints and name constraints.
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o Added support for multi-valued AVAs in the OpenSSL
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configuration file.
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o Added support for multiple certificates with the same subject
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in the 'openssl ca' index file.
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o Make it possible to create self-signed certificates using
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'openssl ca -selfsign'.
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o Make it possible to generate a serial number file with
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'openssl ca -create_serial'.
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o New binary search functions with extended functionality.
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o New BUF functions.
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o New STORE structure and library to provide an interface to all
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sorts of data repositories. Supports storage of public and
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private keys, certificates, CRLs, numbers and arbitrary blobs.
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This library is unfortunately unfinished and unused withing
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OpenSSL.
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o New control functions for the error stack.
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o Changed the PKCS#7 library to support one-pass S/MIME
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processing.
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o Added the possibility to compile without old deprecated
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functionality with the OPENSSL_NO_DEPRECATED macro or the
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'no-deprecated' argument to the config and Configure scripts.
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o Constification of all ASN.1 conversion functions, and other
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affected functions.
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o Improved platform support for PowerPC.
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o New FIPS 180-2 algorithms (SHA-224, -256, -384 and -512).
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o New X509_VERIFY_PARAM structure to support parametrisation
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of X.509 path validation.
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o Major overhaul of RC4 performance on Intel P4, IA-64 and
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AMD64.
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o Changed the Configure script to have some algorithms disabled
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by default. Those can be explicitely enabled with the new
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argument form 'enable-xxx'.
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o Change the default digest in 'openssl' commands from MD5 to
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SHA-1.
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o Added support for DTLS.
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o New BIGNUM blinding.
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o Added support for the RSA-PSS encryption scheme
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o Added support for the RSA X.931 padding.
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o Added support for BSD sockets on NetWare.
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o Added support for files larger than 2GB.
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o Added initial support for Win64.
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o Added alternate pkg-config files.
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Major changes between OpenSSL 0.9.7l and OpenSSL 0.9.7m [23 Feb 2007]:
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o FIPS 1.1.1 module linking.
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o Various ciphersuite selection fixes.
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Major changes between OpenSSL 0.9.7k and OpenSSL 0.9.7l [28 Sep 2006]:
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o Introduce limits to prevent malicious key DoS (CVE-2006-2940)
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o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343)
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Major changes between OpenSSL 0.9.7j and OpenSSL 0.9.7k [5 Sep 2006]:
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o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339
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Major changes between OpenSSL 0.9.7i and OpenSSL 0.9.7j [4 May 2006]:
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o Visual C++ 2005 fixes.
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o Update Windows build system for FIPS.
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Major changes between OpenSSL 0.9.7h and OpenSSL 0.9.7i [14 Oct 2005]:
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o Give EVP_MAX_MD_SIZE it's old value, except for a FIPS build.
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Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.7h [11 Oct 2005]:
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o Fix SSL 2.0 Rollback, CVE-2005-2969
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o Allow use of fixed-length exponent on DSA signing
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o Default fixed-window RSA, DSA, DH private-key operations
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Major changes between OpenSSL 0.9.7f and OpenSSL 0.9.7g [11 Apr 2005]:
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o More compilation issues fixed.
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o Adaptation to more modern Kerberos API.
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o Enhanced or corrected configuration for Solaris64, Mingw and Cygwin.
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o Enhanced x86_64 assembler BIGNUM module.
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o More constification.
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o Added processing of proxy certificates (RFC 3820).
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Major changes between OpenSSL 0.9.7e and OpenSSL 0.9.7f [22 Mar 2005]:
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o Several compilation issues fixed.
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o Many memory allocation failure checks added.
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o Improved comparison of X509 Name type.
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o Mandatory basic checks on certificates.
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o Performance improvements.
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Major changes between OpenSSL 0.9.7d and OpenSSL 0.9.7e [25 Oct 2004]:
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o Fix race condition in CRL checking code.
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o Fixes to PKCS#7 (S/MIME) code.
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Major changes between OpenSSL 0.9.7c and OpenSSL 0.9.7d [17 Mar 2004]:
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o Security: Fix Kerberos ciphersuite SSL/TLS handshaking bug
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o Security: Fix null-pointer assignment in do_change_cipher_spec()
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o Allow multiple active certificates with same subject in CA index
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o Multiple X509 verification fixes
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o Speed up HMAC and other operations
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Major changes between OpenSSL 0.9.7b and OpenSSL 0.9.7c [30 Sep 2003]:
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o Security: fix various ASN1 parsing bugs.
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o New -ignore_err option to OCSP utility.
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o Various interop and bug fixes in S/MIME code.
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o SSL/TLS protocol fix for unrequested client certificates.
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Major changes between OpenSSL 0.9.7a and OpenSSL 0.9.7b [10 Apr 2003]:
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o Security: counter the Klima-Pokorny-Rosa extension of
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Bleichbacher's attack
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o Security: make RSA blinding default.
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o Configuration: Irix fixes, AIX fixes, better mingw support.
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o Support for new platforms: linux-ia64-ecc.
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o Build: shared library support fixes.
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o ASN.1: treat domainComponent correctly.
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o Documentation: fixes and additions.
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Major changes between OpenSSL 0.9.7 and OpenSSL 0.9.7a [19 Feb 2003]:
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o Security: Important security related bugfixes.
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o Enhanced compatibility with MIT Kerberos.
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o Can be built without the ENGINE framework.
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o IA32 assembler enhancements.
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o Support for new platforms: FreeBSD/IA64 and FreeBSD/Sparc64.
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o Configuration: the no-err option now works properly.
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o SSL/TLS: now handles manual certificate chain building.
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o SSL/TLS: certain session ID malfunctions corrected.
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Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.7 [30 Dec 2002]:
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o New library section OCSP.
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o Complete rewrite of ASN1 code.
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o CRL checking in verify code and openssl utility.
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o Extension copying in 'ca' utility.
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o Flexible display options in 'ca' utility.
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o Provisional support for international characters with UTF8.
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o Support for external crypto devices ('engine') is no longer
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a separate distribution.
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o New elliptic curve library section.
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o New AES (Rijndael) library section.
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o Support for new platforms: Windows CE, Tandem OSS, A/UX, AIX 64-bit,
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Linux x86_64, Linux 64-bit on Sparc v9
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o Extended support for some platforms: VxWorks
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o Enhanced support for shared libraries.
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o Now only builds PIC code when shared library support is requested.
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o Support for pkg-config.
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o Lots of new manuals.
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o Makes symbolic links to or copies of manuals to cover all described
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functions.
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o Change DES API to clean up the namespace (some applications link also
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against libdes providing similar functions having the same name).
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Provide macros for backward compatibility (will be removed in the
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future).
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o Unify handling of cryptographic algorithms (software and engine)
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to be available via EVP routines for asymmetric and symmetric ciphers.
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o NCONF: new configuration handling routines.
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o Change API to use more 'const' modifiers to improve error checking
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and help optimizers.
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o Finally remove references to RSAref.
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o Reworked parts of the BIGNUM code.
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o Support for new engines: Broadcom ubsec, Accelerated Encryption
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Processing, IBM 4758.
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o A few new engines added in the demos area.
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o Extended and corrected OID (object identifier) table.
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o PRNG: query at more locations for a random device, automatic query for
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EGD style random sources at several locations.
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o SSL/TLS: allow optional cipher choice according to server's preference.
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o SSL/TLS: allow server to explicitly set new session ids.
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o SSL/TLS: support Kerberos cipher suites (RFC2712).
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Only supports MIT Kerberos for now.
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o SSL/TLS: allow more precise control of renegotiations and sessions.
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o SSL/TLS: add callback to retrieve SSL/TLS messages.
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o SSL/TLS: support AES cipher suites (RFC3268).
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Major changes between OpenSSL 0.9.6j and OpenSSL 0.9.6k [30 Sep 2003]:
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o Security: fix various ASN1 parsing bugs.
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o SSL/TLS protocol fix for unrequested client certificates.
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Major changes between OpenSSL 0.9.6i and OpenSSL 0.9.6j [10 Apr 2003]:
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o Security: counter the Klima-Pokorny-Rosa extension of
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Bleichbacher's attack
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o Security: make RSA blinding default.
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o Build: shared library support fixes.
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Major changes between OpenSSL 0.9.6h and OpenSSL 0.9.6i [19 Feb 2003]:
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o Important security related bugfixes.
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Major changes between OpenSSL 0.9.6g and OpenSSL 0.9.6h [5 Dec 2002]:
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o New configuration targets for Tandem OSS and A/UX.
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o New OIDs for Microsoft attributes.
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o Better handling of SSL session caching.
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o Better comparison of distinguished names.
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o Better handling of shared libraries in a mixed GNU/non-GNU environment.
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o Support assembler code with Borland C.
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o Fixes for length problems.
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o Fixes for uninitialised variables.
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o Fixes for memory leaks, some unusual crashes and some race conditions.
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o Fixes for smaller building problems.
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o Updates of manuals, FAQ and other instructive documents.
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Major changes between OpenSSL 0.9.6f and OpenSSL 0.9.6g [9 Aug 2002]:
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o Important building fixes on Unix.
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Major changes between OpenSSL 0.9.6e and OpenSSL 0.9.6f [8 Aug 2002]:
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o Various important bugfixes.
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Major changes between OpenSSL 0.9.6d and OpenSSL 0.9.6e [30 Jul 2002]:
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o Important security related bugfixes.
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o Various SSL/TLS library bugfixes.
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Major changes between OpenSSL 0.9.6c and OpenSSL 0.9.6d [9 May 2002]:
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o Various SSL/TLS library bugfixes.
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o Fix DH parameter generation for 'non-standard' generators.
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Major changes between OpenSSL 0.9.6b and OpenSSL 0.9.6c [21 Dec 2001]:
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o Various SSL/TLS library bugfixes.
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o BIGNUM library fixes.
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o RSA OAEP and random number generation fixes.
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o Object identifiers corrected and added.
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o Add assembler BN routines for IA64.
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o Add support for OS/390 Unix, UnixWare with gcc, OpenUNIX 8,
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MIPS Linux; shared library support for Irix, HP-UX.
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o Add crypto accelerator support for AEP, Baltimore SureWare,
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Broadcom and Cryptographic Appliance's keyserver
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[in 0.9.6c-engine release].
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Major changes between OpenSSL 0.9.6a and OpenSSL 0.9.6b [9 Jul 2001]:
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o Security fix: PRNG improvements.
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o Security fix: RSA OAEP check.
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o Security fix: Reinsert and fix countermeasure to Bleichbacher's
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attack.
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o MIPS bug fix in BIGNUM.
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o Bug fix in "openssl enc".
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o Bug fix in X.509 printing routine.
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o Bug fix in DSA verification routine and DSA S/MIME verification.
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o Bug fix to make PRNG thread-safe.
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o Bug fix in RAND_file_name().
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o Bug fix in compatibility mode trust settings.
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o Bug fix in blowfish EVP.
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o Increase default size for BIO buffering filter.
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o Compatibility fixes in some scripts.
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Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.6a [5 Apr 2001]:
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o Security fix: change behavior of OpenSSL to avoid using
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environment variables when running as root.
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o Security fix: check the result of RSA-CRT to reduce the
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possibility of deducing the private key from an incorrectly
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calculated signature.
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o Security fix: prevent Bleichenbacher's DSA attack.
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o Security fix: Zero the premaster secret after deriving the
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master secret in DH ciphersuites.
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o Reimplement SSL_peek(), which had various problems.
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o Compatibility fix: the function des_encrypt() renamed to
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des_encrypt1() to avoid clashes with some Unixen libc.
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o Bug fixes for Win32, HP/UX and Irix.
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o Bug fixes in BIGNUM, SSL, PKCS#7, PKCS#12, X.509, CONF and
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memory checking routines.
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o Bug fixes for RSA operations in threaded environments.
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o Bug fixes in misc. openssl applications.
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o Remove a few potential memory leaks.
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o Add tighter checks of BIGNUM routines.
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o Shared library support has been reworked for generality.
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o More documentation.
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o New function BN_rand_range().
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o Add "-rand" option to openssl s_client and s_server.
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Major changes between OpenSSL 0.9.5a and OpenSSL 0.9.6 [10 Oct 2000]:
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o Some documentation for BIO and SSL libraries.
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o Enhanced chain verification using key identifiers.
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o New sign and verify options to 'dgst' application.
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o Support for DER and PEM encoded messages in 'smime' application.
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o New 'rsautl' application, low level RSA utility.
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o MD4 now included.
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o Bugfix for SSL rollback padding check.
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o Support for external crypto devices [1].
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o Enhanced EVP interface.
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[1] The support for external crypto devices is currently a separate
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distribution. See the file README.ENGINE.
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Major changes between OpenSSL 0.9.5 and OpenSSL 0.9.5a [1 Apr 2000]:
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o Bug fixes for Win32, SuSE Linux, NeXTSTEP and FreeBSD 2.2.8
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o Shared library support for HPUX and Solaris-gcc
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o Support of Linux/IA64
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o Assembler support for Mingw32
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o New 'rand' application
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o New way to check for existence of algorithms from scripts
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Major changes between OpenSSL 0.9.4 and OpenSSL 0.9.5 [25 May 2000]:
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o S/MIME support in new 'smime' command
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o Documentation for the OpenSSL command line application
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o Automation of 'req' application
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o Fixes to make s_client, s_server work under Windows
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o Support for multiple fieldnames in SPKACs
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o New SPKAC command line utilty and associated library functions
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o Options to allow passwords to be obtained from various sources
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o New public key PEM format and options to handle it
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o Many other fixes and enhancements to command line utilities
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o Usable certificate chain verification
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o Certificate purpose checking
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o Certificate trust settings
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o Support of authority information access extension
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o Extensions in certificate requests
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o Simplified X509 name and attribute routines
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o Initial (incomplete) support for international character sets
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o New DH_METHOD, DSA_METHOD and enhanced RSA_METHOD
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o Read only memory BIOs and simplified creation function
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o TLS/SSL protocol bugfixes: Accept TLS 'client hello' in SSL 3.0
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record; allow fragmentation and interleaving of handshake and other
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data
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o TLS/SSL code now "tolerates" MS SGC
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o Work around for Netscape client certificate hang bug
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o RSA_NULL option that removes RSA patent code but keeps other
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RSA functionality
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o Memory leak detection now allows applications to add extra information
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via a per-thread stack
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o PRNG robustness improved
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o EGD support
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o BIGNUM library bug fixes
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o Faster DSA parameter generation
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o Enhanced support for Alpha Linux
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o Experimental MacOS support
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Major changes between OpenSSL 0.9.3 and OpenSSL 0.9.4 [9 Aug 1999]:
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o Transparent support for PKCS#8 format private keys: these are used
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by several software packages and are more secure than the standard
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form
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o PKCS#5 v2.0 implementation
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o Password callbacks have a new void * argument for application data
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o Avoid various memory leaks
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o New pipe-like BIO that allows using the SSL library when actual I/O
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must be handled by the application (BIO pair)
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Major changes between OpenSSL 0.9.2b and OpenSSL 0.9.3 [24 May 1999]:
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o Lots of enhancements and cleanups to the Configuration mechanism
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o RSA OEAP related fixes
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o Added `openssl ca -revoke' option for revoking a certificate
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o Source cleanups: const correctness, type-safe stacks and ASN.1 SETs
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o Source tree cleanups: removed lots of obsolete files
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o Thawte SXNet, certificate policies and CRL distribution points
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extension support
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o Preliminary (experimental) S/MIME support
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o Support for ASN.1 UTF8String and VisibleString
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o Full integration of PKCS#12 code
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o Sparc assembler bignum implementation, optimized hash functions
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o Option to disable selected ciphers
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Major changes between OpenSSL 0.9.1c and OpenSSL 0.9.2b [22 Mar 1999]:
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o Fixed a security hole related to session resumption
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o Fixed RSA encryption routines for the p < q case
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o "ALL" in cipher lists now means "everything except NULL ciphers"
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o Support for Triple-DES CBCM cipher
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o Support of Optimal Asymmetric Encryption Padding (OAEP) for RSA
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o First support for new TLSv1 ciphers
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o Added a few new BIOs (syslog BIO, reliable BIO)
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o Extended support for DSA certificate/keys.
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o Extended support for Certificate Signing Requests (CSR)
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o Initial support for X.509v3 extensions
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o Extended support for compression inside the SSL record layer
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o Overhauled Win32 builds
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o Cleanups and fixes to the Big Number (BN) library
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o Support for ASN.1 GeneralizedTime
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o Splitted ASN.1 SETs from SEQUENCEs
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o ASN1 and PEM support for Netscape Certificate Sequences
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o Overhauled Perl interface
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o Lots of source tree cleanups.
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o Lots of memory leak fixes.
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o Lots of bug fixes.
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Major changes between SSLeay 0.9.0b and OpenSSL 0.9.1c [23 Dec 1998]:
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o Integration of the popular NO_RSA/NO_DSA patches
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o Initial support for compression inside the SSL record layer
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o Added BIO proxy and filtering functionality
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o Extended Big Number (BN) library
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o Added RIPE MD160 message digest
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o Addeed support for RC2/64bit cipher
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o Extended ASN.1 parser routines
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o Adjustations of the source tree for CVS
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o Support for various new platforms
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