Public Date:
835863: CVE-2012-2807 libxml2 (64-bit): Multiple integer overflows, leading to DoS or possibly other unspecified impact

The MITRE CVE dictionary describes this issue as:

Multiple integer overflows in libxml2, as used in Google Chrome before 20.0.1132.43 and other products, on 64-bit Linux platforms allow remote attackers to cause a denial of service or possibly have unspecified other impact via unknown vectors.

Find out more about CVE-2012-2807 from the MITRE CVE dictionary dictionary and NIST NVD.


This issue affected the version of libxml2 as shipped with Red Hat Enterprise Linux 5 and 6 has been addressed via RHSA-2012:1288. This issue does not affect the version of mingw32-libxml2 as shipped with Red Hat Enterprise Linux 6.

CVSS v2 metrics

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

Base Score 5.1
Base Metrics AV:N/AC:H/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity High
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
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 version 5 (libxml2) RHSA-2012:1288 2012-09-18
Red Hat Enterprise Linux version 6 (libxml2) RHSA-2012:1288 2012-09-18

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 6 mingw32-libxml2 Not affected