Heap-based buffer overflow in the nsSVGFEDiffuseLightingElement::LightPixel function in Mozilla Firefox 4.x through 11.0, Firefox ESR 10.x before 10.0.4, Thunderbird 5.0 through 11.0, Thunderbird ESR 10.x before 10.0.4, and SeaMonkey before 2.9 allows remote attackers to cause a denial of service (invalid gfxImageSurface free operation) or possibly execute arbitrary code by leveraging the use of "different number systems."
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16989
https://bugzilla.mozilla.org/show_bug.cgi?id=734288
http://www.securityfocus.com/bid/53225
http://www.mozilla.org/security/announce/2012/mfsa2012-23.html
http://www.mandriva.com/security/advisories?name=MDVSA-2012:081
http://www.mandriva.com/security/advisories?name=MDVSA-2012:066
http://www.debian.org/security/2012/dsa-2464
http://www.debian.org/security/2012/dsa-2458
http://www.debian.org/security/2012/dsa-2457
http://secunia.com/advisories/49055
http://secunia.com/advisories/49047
http://secunia.com/advisories/48972