CVE-2016-5278

Heap-based buffer overflow in the nsBMPEncoder::AddImageFrame function in Mozilla Firefox before 49.0, Firefox ESR 45.x before 45.4, and Thunderbird < 45.4 allows remote attackers to execute arbitrary code via a crafted image data that is mishandled during the encoding of an image frame to an image. Date published : 2016-09-22 http://www.securityfocus.com/bid/93049

http://www.mozilla.org/security/announce/2016/mfsa2016-85.html