Mozilla: Out-of-bounds write with WebM video (MFSA 2014-77)

The gettile function in Mozilla Firefox before 33.0, Firefox ESR 31.x before 31.2, and Thunderbird 31.x before 31.2 allows remote attackers to cause a denial of service out-of-bounds write and application crash or possibly execute arbitrary code via WebM frames with invalid tile sizes that are...