The FlashPix image converter in the graphics filters in Microsoft Office XP SP3 and Office Converter Pack allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via a crafted FlashPix image in an Office document, aka "FlashPix Image Converter Heap Corruption Vulnerability."
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.