Integer signedness error in the (1) cab_unstore and (2) cab_extract functions in libclamav/cab.c in Clam AntiVirus (ClamAV) before 0.90.2 allow remote attackers to execute arbitrary code via a crafted CHM file that contains a negative integer, which passes a signed comparison and leads to a stack-based buffer overflow.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Clamav | Clam_anti-virus | 0.90 (including) | 0.90 (including) |
| Clamav | Clam_anti-virus | 0.90.1 (including) | 0.90.1 (including) |
| Clamav | Clam_anti-virus | 0.90.2 (including) | 0.90.2 (including) |
| Clamav | Clam_anti-virus | 0.90_rc1.1 (including) | 0.90_rc1.1 (including) |
| Clamav | Clam_anti-virus | 0.90_rc2 (including) | 0.90_rc2 (including) |
| Clamav | Clam_anti-virus | 0.90_rc3 (including) | 0.90_rc3 (including) |