Public Date:
903417: CVE-2012-5689 bind: denial of service when processing queries and with both DNS64 and RPZ enabled

The MITRE CVE dictionary describes this issue as:

ISC BIND 9.8.x through 9.8.4-P1 and 9.9.x through 9.9.2-P1, in certain configurations involving DNS64 with a Response Policy Zone that lacks an AAAA rewrite rule, allows remote attackers to cause a denial of service (assertion failure and named daemon exit) via a query for an AAAA record.

Find out more about CVE-2012-5689 from the MITRE CVE dictionary dictionary and NIST NVD.


This issue did not affect the versions of bind or bind97 packages as shipped with Red Hat Enterprise Linux 4 and 5.

CVSS v2 metrics

Base Score 4.3
Base Metrics AV:N/AC:M/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat Security Errata

Platform Errata Release Date
Red Hat Enterprise Linux 6 (bind) RHSA-2013:0550 2013-02-21

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 5 bind97 Not affected
Red Hat Enterprise Linux 5 bind Not affected
Red Hat Enterprise Linux 4 bind Not affected

External References

Last Modified

CVE description copyright © 2017, The MITRE Corporation


Welcome! Check out the Getting Started with Red Hat page for quick tours and guides for common tasks.