Original description
ISC BIND 9.4.x, 9.5.x, 9.6.x, and 9.7.x before 9.7.6-P2; 9.8.x before 9.8.3-P2; 9.9.x before 9.9.1-P2; and 9.6-ESV before 9.6-ESV-R7-P2, when DNSSEC validation is enabled, does not properly initialize the failing-query cache, which allows remote attackers to cause a denial of service (assertion failure and daemon exit) by sending many queries.
Affected software
- BIND 9 = 9.6.0= 9.5.1= 9.7.3= 9.6= 9.5.0= 9.7.6 exact match
Details
- Published
- 2012-07-25
- Last modified
- 2026-06-16
- CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:C- CWE
- CWE-20
References
- cve.org/CVE-2012-3817
- nvd.nist.gov/vuln/detail/CVE-2012-3817
- lists.apple.com/archives/security-announce/2013/Sep/msg00002.html
- lists.opensuse.org/opensuse-updates/2012-08/msg00013.html
- lists.opensuse.org/opensuse-updates/2012-08/msg00015.html
- rhn.redhat.com/errata/RHSA-2012-1122.html
- rhn.redhat.com/errata/RHSA-2012-1123.html
- secunia.com/advisories/51096
- support.apple.com/kb/HT5880
- www.debian.org/security/2012/dsa-2517
- www.securitytracker.com/id?1027296
- www.slackware.com/security/viewer.php?l=slackware-security&y=2012&m=slackware-security.536...
- www.ubuntu.com/usn/USN-1518-1
- kb.isc.org/article/AA-00729
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