|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.
CVSS v2 metrics
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Red Hat security errata
|RHEL Optional Productivity Applications version 5 (thunderbird)||RHSA-2012:1089||July 17, 2012|
|Red Hat Enterprise Linux Desktop version 5 (thunderbird)||RHSA-2012:1089||July 17, 2012|
|Red Hat Enterprise Linux version 5 (firefox)||RHSA-2012:1088||July 17, 2012|
|Red Hat Enterprise Linux version 6 (firefox)||RHSA-2012:1088||July 17, 2012|
|Red Hat Enterprise Linux version 6 (thunderbird)||RHSA-2012:1089||July 17, 2012|
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.
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For clarification or corrections please contact the Red Hat Security Response Team.