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Code Issues Releases Wiki Activity

3072. [bug] dns_dns64_aaaaok() potential NULL pointer dereference.

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[RT #20256]
This commit is contained in:
Mark Andrews
2011-03-11 13:02:33 +00:00
parent 4f587beb8e
commit cf4ceeee5f
2 changed files with 6 additions and 1 deletions
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3
CHANGES
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@@ -1,3 +1,6 @@
3072. [bug] dns_dns64_aaaaok() potential NULL pointer dereference.
[RT #20256]
3071. [bug] has_nsec could be used unintialised in 3071. [bug] has_nsec could be used unintialised in
update.c:next_active. [RT #20256] update.c:next_active. [RT #20256]

4
lib/dns/dns64.c
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@@ -14,7 +14,7 @@
* PERFORMANCE OF THIS SOFTWARE. * PERFORMANCE OF THIS SOFTWARE.
*/ */
/* $Id: dns64.c,v 1.6 2010/12/09 04:59:09 marka Exp $ */ /* $Id: dns64.c,v 1.7 2011/03/11 13:02:33 marka Exp $ */
#include <config.h> #include <config.h>
@@ -253,6 +253,8 @@ dns_dns64_aaaaok(const dns_dns64_t *dns64, const isc_netaddr_t *reqaddr,
*/ */
if (dns64->excluded == NULL) { if (dns64->excluded == NULL) {
answer = ISC_TRUE; answer = ISC_TRUE;
if (aaaaok == NULL)
goto done;
for (i = 0; i < aaaaoklen; i++) for (i = 0; i < aaaaoklen; i++)
aaaaok[i] = ISC_TRUE; aaaaok[i] = ISC_TRUE;
goto done; goto done;