The layout engine in Mozilla Firefox 3.x before 3.0.4, Thunderbird 2.x before 2.0.0.18, and SeaMonkey 1.x before 1.1.13 allows remote attackers to cause a denial of service (crash) via multiple vectors that trigger an assertion failure or other consequences.
https://www.redhat.com/archives/fedora-package-announce/2008-November/msg00385.html
https://www.redhat.com/archives/fedora-package-announce/2008-November/msg00366.html
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11356
http://www.vupen.com/english/advisories/2009/0977
http://www.vupen.com/english/advisories/2008/3146
http://www.us-cert.gov/cas/techalerts/TA08-319A.html
http://www.securitytracker.com/id?1021183
http://www.securityfocus.com/bid/32281
http://www.redhat.com/support/errata/RHSA-2008-0978.html
http://www.redhat.com/support/errata/RHSA-2008-0977.html
http://www.redhat.com/support/errata/RHSA-2008-0976.html
http://www.mozilla.org/security/announce/2008/mfsa2008-52.html
http://www.mandriva.com/security/advisories?name=MDVSA-2008:235
http://www.mandriva.com/security/advisories?name=MDVSA-2008:230
http://ubuntu.com/usn/usn-667-1
http://sunsolve.sun.com/search/document.do?assetkey=1-26-256408-1
http://secunia.com/advisories/34501
http://secunia.com/advisories/32798
http://secunia.com/advisories/32778
http://secunia.com/advisories/32721
http://secunia.com/advisories/32713
http://secunia.com/advisories/32695
http://secunia.com/advisories/32694
http://secunia.com/advisories/32684
http://lists.opensuse.org/opensuse-security-announce/2008-11/msg00004.html