Vendor import of BIND 9.8.1-P1

This commit is contained in:
Doug Barton 2011-11-17 00:16:15 +00:00
parent 4a28185ca6
commit 3939884dc9
4 changed files with 21 additions and 18 deletions

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@ -1,3 +1,9 @@
--- 9.8.1-P1 released ---
3218. [security] Cache lookup could return RRSIG data associated with
nonexistent records, leading to an assertion
failure. [RT #26590]
--- 9.8.1 released ---
--- 9.8.1rc1 released ---

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@ -15,7 +15,7 @@
* PERFORMANCE OF THIS SOFTWARE.
*/
/* $Id: query.c,v 1.353.8.11 2011-06-09 03:14:03 marka Exp $ */
/* $Id: query.c,v 1.353.8.11.4.1 2011-11-16 09:32:08 marka Exp $ */
/*! \file */
@ -1393,11 +1393,9 @@ query_addadditional(void *arg, dns_name_t *name, dns_rdatatype_t qtype) {
goto addname;
if (result == DNS_R_NCACHENXRRSET) {
dns_rdataset_disassociate(rdataset);
/*
* Negative cache entries don't have sigrdatasets.
*/
INSIST(sigrdataset == NULL ||
! dns_rdataset_isassociated(sigrdataset));
if (sigrdataset != NULL &&
dns_rdataset_isassociated(sigrdataset))
dns_rdataset_disassociate(sigrdataset);
}
if (result == ISC_R_SUCCESS) {
mname = NULL;
@ -1438,8 +1436,9 @@ query_addadditional(void *arg, dns_name_t *name, dns_rdatatype_t qtype) {
goto addname;
if (result == DNS_R_NCACHENXRRSET) {
dns_rdataset_disassociate(rdataset);
INSIST(sigrdataset == NULL ||
! dns_rdataset_isassociated(sigrdataset));
if (sigrdataset != NULL &&
dns_rdataset_isassociated(sigrdataset))
dns_rdataset_disassociate(sigrdataset);
}
if (result == ISC_R_SUCCESS) {
mname = NULL;
@ -1889,10 +1888,8 @@ query_addadditional2(void *arg, dns_name_t *name, dns_rdatatype_t qtype) {
goto setcache;
if (result == DNS_R_NCACHENXRRSET) {
dns_rdataset_disassociate(rdataset);
/*
* Negative cache entries don't have sigrdatasets.
*/
INSIST(! dns_rdataset_isassociated(sigrdataset));
if (dns_rdataset_isassociated(sigrdataset))
dns_rdataset_disassociate(sigrdataset);
}
if (result == ISC_R_SUCCESS) {
/* Remember the result as a cache */

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@ -15,7 +15,7 @@
* PERFORMANCE OF THIS SOFTWARE.
*/
/* $Id: rbtdb.c,v 1.310.8.5 2011-06-08 23:02:42 each Exp $ */
/* $Id: rbtdb.c,v 1.310.8.5.4.1 2011-11-16 09:32:08 marka Exp $ */
/*! \file */
@ -5053,7 +5053,7 @@ cache_find(dns_db_t *db, dns_name_t *name, dns_dbversion_t *version,
rdataset);
if (need_headerupdate(found, search.now))
update = found;
if (foundsig != NULL) {
if (!NEGATIVE(found) && foundsig != NULL) {
bind_rdataset(search.rbtdb, node, foundsig, search.now,
sigrdataset);
if (need_headerupdate(foundsig, search.now))
@ -5685,7 +5685,7 @@ cache_findrdataset(dns_db_t *db, dns_dbnode_t *node, dns_dbversion_t *version,
}
if (found != NULL) {
bind_rdataset(rbtdb, rbtnode, found, now, rdataset);
if (foundsig != NULL)
if (!NEGATIVE(found) && foundsig != NULL)
bind_rdataset(rbtdb, rbtnode, foundsig, now,
sigrdataset);
}

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@ -1,4 +1,4 @@
# $Id: version,v 1.53.8.9 2011-08-24 02:08:26 marka Exp $
# $Id: version,v 1.53.8.9.6.1 2011-11-16 09:32:07 marka Exp $
#
# This file must follow /bin/sh rules. It is imported directly via
# configure.
@ -6,5 +6,5 @@
MAJORVER=9
MINORVER=8
PATCHVER=1
RELEASETYPE=
RELEASEVER=
RELEASETYPE=-P
RELEASEVER=1