The NativeKey widget in Mozilla Firefox before 24.0, Thunderbird before 24.0, and SeaMonkey before 2.21 processes key messages after destruction by a dispatched event listener, which allows remote attackers to cause a denial of service (application crash) by leveraging incorrect event usage after widget-memory reallocation.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A19028
https://bugzilla.mozilla.org/show_bug.cgi?id=891292
http://www.securityfocus.com/bid/62472
http://www.mozilla.org/security/announce/2013/mfsa2013-80.html
http://lists.opensuse.org/opensuse-updates/2013-09/msg00061.html
http://lists.opensuse.org/opensuse-updates/2013-09/msg00059.html
http://lists.opensuse.org/opensuse-updates/2013-09/msg00057.html
http://lists.opensuse.org/opensuse-updates/2013-09/msg00055.html
http://lists.fedoraproject.org/pipermail/package-announce/2013-September/117526.html
http://lists.fedoraproject.org/pipermail/package-announce/2013-September/116610.html
http://lists.fedoraproject.org/pipermail/package-announce/2013-September/115907.html