Relevant vendor changes:
Issue #795: XAR - do not try to add xattrs without an allocated name
PR #812: non-recursive option for extract and list
PR #958: support reading metadata from compressed files
PR #999: add --exclude-vcs option to bsdtar
Issue #1062: treat empty archives with a GNU volume header as valid
PR #1074: Handle ZIP files with trailing 0s in the extra fields
(Android APK archives)
PR #1109: Ignore padding in Zip extra field data (Android APK archives)
PR #1167: fix problems related to unreadable directories
Issue #1168: fix handling of strtol() and strtoul()
PR #1172: RAR5 - fix invalid window buffer read in E8E9 filter
PR #1174: ZIP reader - fix of MSZIP signature parsing
PR #1175: gzip filter - fix reading files larger than 4GB from memory
PR #1177: gzip filter - fix memory leak with repeated header reads
PR #1180: ZIP reader - add support for Info-ZIP Unicode Path Extra Field
PR #1181: RAR5 - fix merge_block() recursion
(OSS-Fuzz 12999, 13029, 13144, 13478, 13490)
PR #1183: fix memory leak when decompressing ZIP files with LZMA
PR #1184: fix RAR5 OSS-Fuzz issues 12466, 14490, 14491, 12817
OSS-Fuzz 12466: RAR5 - fix buffer overflow when parsing huffman tables
OSS-Fuzz 14490, 14491: RAR5 - fix bad shift-left operations
OSS-Fuzz 12817: RAR5 - handle a case with truncated huffman tables
PR #1186: RAR5 - fix invalid type used for dictionary size mask
(OSS-Fuzz 14537)
PR #1187: RAR5 - fix integer overflow (OSS-Fuzz 14555)
PR #1190: RAR5 - RAR5 don't try to unpack entries marked as directories
(OSS-Fuzz 14574)
PR #1196: RAR5 - fix a potential SIGSEGV on 32-bit builds
OSS-Fuzz 2582: RAR - fix use after free if there is an invalid entry
OSS-Fuzz 14331: RAR5 - fix maximum owner name length
OSS-Fuzz 13965: RAR5 - use unsigned int for volume number + range check
Additional RAR5 reader changes:
- support symlinks, hardlinks, file owner, file group, versioned files
- change ARCHIVE_FORMAT_RAR_V5 to 0x100000
- set correct mode for readonly directories
- support readonly, hidden and system Windows file attributes
NOTE: a version bump of libarchive will happen in the following days
Relevant vendor changes:
PR #1013: Add missing h_base offset when performing absolute seeks in
xar decompression
PR #1061: Add support for extraction of RAR v5 archives
PR #1066: Fix out of bounds read on empty string filename for gnutar, pax
and v7tar
PR #1067: Fix temporary file path buffer overflow in tests
IS #1068: Correctly process and verify integer arguments passed to
bsdcpio and bsdtar
PR #1070: Don't default XAR entry atime/mtime to the current time
Important vendor changes:
PR #993: Chdir to -C directory for metalog processing
OSS-Fuzz #4969: Check size of the extended time field in zip archives
PR #973: Record informational compression level in gzip header
Relevant vendor changes:
PR #905: Support for Zstandard read and write filters
PR #922: Avoid overflow when reading corrupt cpio archive
Issue #935: heap-based buffer overflow in xml_data (CVE-2017-14166)
OSS-Fuzz 2936: Place a limit on the mtree line length
OSS-Fuzz 2394: Ensure that the ZIP AES extension header is large enough
OSS-Fuzz 573: Read off-by-one error in RAR archives (CVE-2017-14502)
Security: CVE-2017-14166, CVE-2017-14502
Vendor changes (FreeBSD-related):
- store extended attributes with extattr_set_link() if no fd is provided
- add extended attribute tests to libarchive and bsdtar
- support the UF_HIDDEN file flag
Release 3.3.1
Notable vendor changes:
PR #501: improvements in ACL path handling
PR #724: fix hang when reading malformed cpio files
PR #864: fix out of bounds read with malformed GNU tar archives
Test suite improvements
New options to bsdtar that enable or disable reading and/or writing of:
Access Control Lists (--acls, --no-acls)
Extended file flags (--fflags, --no-fflags)
Extended attributes (--xattrs, --no-xattrs)
Vendor changes (relevant to FreeBSD):
- bugfixes, improvemens and optimizations in ACL code
- NFSv4 ACLs can now be extracted from Solaris tar archives
Security fixes:
- cab reader: endless loop when parsing MSZIP signature (OSS-Fuzz 335)
- LHA reader: heap-buffer-overflow in lha_read_file_header_1() (CVE-2017-5601)
- LZ4 reader: null-pointer dereference in lz4_filter_read_legacy_stream()
(OSS-Fuzz 453)
- mtree reader: heap-buffer-overflow in detect_form() (OSS-Fuzz 421, 443)
- WARC reader: heap-buffer-overflow in xstrpisotime() (OSS-Fuzz 382, 458)
Memory leak fixes:
- ACL support: free memory allocated by acl_get_qualifier()
- disk writer: missing free in create_filesystem_object()
- file reader: fd leak (Coverity 1016755)
- gnutar writer: fix free in archive_write_gnutar_header() (Coverity 1016752)
- iso 9660 reader: missing free in parse_file_info() (part. Coverity 1016754)
- program reader: missing free in __archive_read_program()
- program writer: missing free in __archive_write_program_free()
- xar reader: missing free in xar_cleanup()
- xar reader: missing frees in expat_xmlattr_setup() (Coverity 1229979-1229981)
- xar writer: missing free in file_free()
- zip reader: missing free in zip_read_locazip_read_local_file_header()
Important vendor bugfixes (relevant to FreeBSD):
#821: tar -P cannot extract hardlinks through symlinks
#825: Add sanity check of tar "uid, "gid" and "mtime" fields
Important vendor bugfixes (relevant to FreeBSD):
#747: Out of bounds read in mtree parser
#761: heap-based buffer overflow in read_Header (7-zip)
#784: Invalid file on bsdtar command line results in internal errors (1)
PR: 213092 (1)
Obtained from: https://github.com/libarchive/libarchive
Vendor issues fixed:
Issue #731: Reject tar entries >= INT64_MAX
Issue #744 (part of Issue #743): Enforce sandbox with very long pathnames
Issue #748: Zip decompression failure with highly-compressed data
Issue #767: Buffer overflow printing a filename
Issue #770: Be more careful about extra_length
Vendor issues fixed:
Issue #744: Very long pathnames evade symlink checks
Issue #748: libarchive can compress, but cannot decompress zip some files
PR #750: ustar: fix out of bounds read on empty string ("") filename
PR #755: fix use of acl_get_flagset_np() on FreeBSD
Fixed vendor issues:
Issue 553: Fix broken decryption for ZIP files
Issue 657: Allow up to 8k for the test root directory name
Issue 682: Correctly write gnutar filenames of exactly 512 bytes
Issue 708: tar should fail if a named input file is missing
PR 715: Fix libarchive/archive_read_support_format_mtree.c:1388:11:
error: array subscript is above array bounds
Now all the gcc warnings I have reported upstream should be fixed.
Git branch: release
Git commit: 01580b4298a946fb31e822a083bf49e9f37809ac
Obtained from: https://github.com/libarchive/libarchive.git
