K7Sentry.sys in K7 Computing Ultimate Security, Anti-Virus Plus, and Total Security before 14.2.0.253 allows local users to write to arbitrary memory locations, and consequently gain privileges, via a crafted 0x95002570, 0x95002574, 0x95002580, 0x950025a8, 0x950025ac, or 0x950025c8 IOCTL call.
Weaknesses in this category are related to the management of permissions, privileges, and other security features that are used to perform access control.