Avast allows remote malicious users to cause a denial of service (memory corruption) and possibly execute arbitrary code via a crafted PE file, related to authenticode parsing.
Source: codegooglecom/p/google-security-research/issues/detail?id=668
The attached PE file causes memory corruption in Avast, it looks related to authenticode parsing
(474c0c): Access violation - code c0000005 (first chance)
First chance exceptions are reported before any exception handling
This exception may be expected and handled ...
Vulmon