Avast! Internet Security

Heap-based buffer overflow in the Avast virtualization driver (aswSnx.sys) in Avast Internet Security, Pro Antivirus, Premier, and Free Antivirus before 11.1.2253 allows local users to gain privileges via a Unicode file path in an IOCTL request.Show less

Integer overflow in aswFW.sys 5.0.594.0 in Avast! Internet Security 5.0 Korean Trial allows local users to cause a denial of service (memory corruption and panic) via a crafted IOCTL_ASWFW_COMM_PIDINFO_RESULTS DeviceIoControl request to \\.\aswFW.Show less

Race condition in avast! Internet Security 5.0.462 on Windows XP allows local users to bypass kernel-mode hook handlers, and execute dangerous code that would otherwise be blocked by a handler but not blocked by signature-based malware detection, via certain user-space memory changes during hook-handler execution, aka an argument-switch attack or a KHOBE attack. NOTE: this issue is disputed by some third parties because it is a flaw in a protection mechanism for situations where a crafted program has already begun to executeShow less