Public Date:
828078: CVE-2012-1667 bind: handling of zero length rdata can cause named to terminate unexpectedly

The MITRE CVE dictionary describes this issue as:

ISC BIND 9.x before 9.7.6-P1, 9.8.x before 9.8.3-P1, 9.9.x before 9.9.1-P1, and 9.4-ESV and 9.6-ESV before 9.6-ESV-R7-P1 does not properly handle resource records with a zero-length RDATA section, which allows remote DNS servers to cause a denial of service (daemon crash or data corruption) or obtain sensitive information from process memory via a crafted record.

Find out more about CVE-2012-1667 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v2 metrics

NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.

Base Score 6.4
Base Metrics AV:N/AC:L/Au:N/C:P/I:N/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
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 ES (v. 4 ELS) (bind) RHSA-2012:1110 2012-07-23
Red Hat Enterprise Linux version 6 (bind) RHSA-2012:0716 2012-06-07
Red Hat Enterprise Linux version 5 (bind97) RHSA-2012:0717 2012-06-07
Red Hat Enterprise Linux version 5 (bind) RHSA-2012:0716 2012-06-07

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 4 bind Affected
Red Hat Enterprise Linux 3 bind Will not fix

External References