Heap-based buffer overflow in the WordPerfect 5.x reader (wosr.dll), as used in Autonomy KeyView 10.4 and 10.9 and possibly other products, allows remote attackers to execute arbitrary code via unspecified vectors related to "data blocks."
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.