Unspecified vulnerability in the Real-time Scanning component in multiple F-Secure products, including Internet Security 2005, 2006 and 2007; Anti-Virus 2005, 2006 and 2007; and Solutions based on F-Secure Protection Service for Consumers 6.40 and earlier allows local users to gain privileges via a crafted I/O request packet (IRP), related to IOCTL (Input/Output Control) and "access validation of the address space."