YARR, as used in Mozilla Firefox 4.x through 8.0, Thunderbird 5.0 through 8.0, and SeaMonkey before 2.6, allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via crafted JavaScript.Referenceshttps://bugzilla.mozilla.org/show_bug.cgi?id=691299http://www.mandriva.com/security/advisories?name=MDVSA-2011:192http://secunia.com/advisories/47334http://www.securitytracker.com/id?1026447http://www.securitytracker.com/id?1026446http://secunia.com/advisories/49055http://www.securitytracker.com/id?1026445https://exchange.xforce.ibmcloud.com/vulnerabilities/71909https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14424http://www.mozilla.org/security/announce/2011/mfsa2011-54.htmlhttp://secunia.com/advisories/47302http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00009.htmlhttp://lists.opensuse.org/opensuse-security-announce/2012-01/msg00001.html