The attached fuzz file causes an out-of-bounds read in AVC processing. To reproduce the issue, put both attached files on a server, and vist: http://127.0.0.1/LoadMP4.swf?file=transpose.mp4 This issue reproduces on Chrome and Firefox for Linux. Proof of Concept: https://github.com/offensive-security/exploitdb-bin-sploits/raw/master/bin-sploits/45268.zip