arclib.dll before 7.3.0.9 in CA Anti-Virus (formerly eTrust Antivirus) 8 and certain other CA products allows remote attackers to cause a denial of service (infinite loop and loss of antivirus functionality) via an invalid "previous listing chunk number" field in a CHM file.

Stack-based buffer overflow in the Anti-Virus engine before content update 30.6 in multiple CA (formerly Computer Associates) products allows remote attackers to execute arbitrary code via a large invalid value of the coffFiles field in a .CAB file.