CVE-2012-1951

Impact:
Critical
Public Date:
2012-07-17
Bugzilla:
840205: CVE-2012-1951 CVE-2012-1952 CVE-2012-1953 CVE-2012-1954 Mozilla: Gecko memory corruption (MFSA 2012-44)

The MITRE CVE dictionary describes this issue as:

Use-after-free vulnerability in the nsSMILTimeValueSpec::IsEventBased function in Mozilla Firefox 4.x through 13.0, Firefox ESR 10.x before 10.0.6, Thunderbird 5.0 through 13.0, Thunderbird ESR 10.x before 10.0.6, and SeaMonkey before 2.11 allows remote attackers to cause a denial of service (heap memory corruption) or possibly execute arbitrary code by interacting with objects used for SMIL Timing.

Find out more about CVE-2012-1951 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v2 metrics

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 5 (thunderbird) RHSA-2012:1089 2012-07-17
Red Hat Enterprise Linux 5 (firefox) RHSA-2012:1088 2012-07-17
Red Hat Enterprise Linux Optional Productivity Applications (v. 5 server) (thunderbird) RHSA-2012:1089 2012-07-17
Red Hat Enterprise Linux 6 (firefox) RHSA-2012:1088 2012-07-17
Red Hat Enterprise Linux 6 (thunderbird) RHSA-2012:1089 2012-07-17

Acknowledgements

Red Hat would like to thank the Mozilla project for reporting this issue. Upstream acknowledges Google security researcher Abhishek Arya as the original reporter of this issue.

Mitigation

Last Modified

CVE description copyright © 2017, The MITRE Corporation

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