CVE-2012-0459

Impact:
Critical
Public Date:
2012-03-13
Bugzilla:
803112: CVE-2012-0459 Mozilla: Crash when accessing keyframe cssText after dynamic modification (MFSA 2012-17)

The MITRE CVE dictionary describes this issue as:

The Cascading Style Sheets (CSS) implementation in Mozilla Firefox 4.x through 10.0, Firefox ESR 10.x before 10.0.3, Thunderbird 5.0 through 10.0, Thunderbird ESR 10.x before 10.0.3, and SeaMonkey before 2.8 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via dynamic modification of a keyframe followed by access to the cssText of the keyframe.

Find out more about CVE-2012-0459 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-2012:0388 2012-03-14
Red Hat Enterprise Linux version 5 (firefox) RHSA-2012:0387 2012-03-14
Red Hat Enterprise Linux Desktop version 5 (thunderbird) RHSA-2012:0388 2012-03-14
Red Hat Enterprise Linux Optional Productivity Applications version 5 (thunderbird) RHSA-2012:0388 2012-03-14
Red Hat Enterprise Linux version 6 (firefox) RHSA-2012:0387 2012-03-14

Affected Packages State

Platform Package State
Red Hat Enterprise Linux version 6 xulrunner 10.0.3-1.el6_2 Fixed
Red Hat Enterprise Linux version 5 xulrunner 10.0.3-1.el5_8 Fixed