CVE-2011-2378

Impact:
Critical
Public Date:
2011-08-16
Bugzilla:
730521: CVE-2011-2378 Mozilla: Dangling pointer vulnerability in appendChild

The MITRE CVE dictionary describes this issue as:

The appendChild function in Mozilla Firefox before 3.6.20, Thunderbird 3.x before 3.1.12, SeaMonkey 2.x, and possibly other products does not properly handle DOM objects, which allows remote attackers to execute arbitrary code via unspecified vectors that lead to dereferencing of a "dangling pointer."

Find out more about CVE-2011-2378 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 6.8
Base Metrics AV:N/AC:M/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Medium
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 6 (thunderbird) RHSA-2011:1166 2011-08-16
Red Hat Enterprise Linux version 4 (firefox) RHSA-2011:1164 2011-08-16
Red Hat Enterprise Linux version 5 (firefox) RHSA-2011:1164 2011-08-16
Red Hat Enterprise Linux version 6 (firefox) RHSA-2011:1164 2011-08-16

Affected Packages State

Platform Package State
Red Hat Enterprise Linux Server EUS (v. 6.1) thunderbird Affected
Red Hat Enterprise Linux Server EUS (v. 6.1) firefox Affected
Red Hat Enterprise Linux version 6 xulrunner 1.9.2.20-2.el6_1 Fixed
Red Hat Enterprise Linux version 5 xulrunner 1.9.2.20-2.el5 Fixed