CVE-2015-4511
Heap-based buffer overflow in the nestegg_track_codec_data function in Mozilla Firefox before 41.0 and Firefox ESR 38.x before 38.3 allows remote attackers to execute arbitrary code via a crafted header in a WebM video.
Date published : 2015-09-23
http://www.securityfocus.com/bid/76816
http://www.mozilla.org/security/announce/2015/mfsa2015-105.html