libvpx, as used in Google Chrome before 8.0.552.215 and possibly other products, allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted WebM video. NOTE: this vulnerability exists because of a regression.
Improper Restriction of Operations within the Bounds of a Memory Buffer The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary.