Red Hat Customer Portal

Skip to main content


Public Date:
700657: CVE-2011-0066 Mozilla mObserverList use after free (MFSA 2011-13)

The MITRE CVE dictionary describes this issue as:

Use-after-free vulnerability in Mozilla Firefox before 3.5.19 and 3.6.x before 3.6.17, and SeaMonkey before 2.0.14, allows remote attackers to execute arbitrary code via vectors related to OBJECT's mObserverList.

Find out more about CVE-2011-0066 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 4 (firefox) RHSA-2011:0471 2011-04-29
Red Hat Enterprise Linux 5 (firefox) RHSA-2011:0471 2011-04-29
Red Hat Enterprise Linux 6 (firefox) RHSA-2011:0471 2011-04-29

Affected Packages State

Platform Package State
Red Hat Enterprise Linux version 5 xulrunner Fixed
Red Hat Enterprise Linux version 6 xulrunner Fixed