CVE-2015-8772: McAfee File Lock

Critical severity, CVSS 9.1. EPSS: 1.5% chance of exploitation in the next 30 days.

McPvDrv.sys 4.6.111.0 in McAfee File Lock 5.x in McAfee Total Protection allows local users to obtain sensitive information from kernel memory or cause a denial of service (system crash) via a large VERIFY_INFORMATION.Length value in an IOCTL_DISK_VERIFY ioctl call.

Affected products

• McAfee File Lock: version 5.0 only

Published 2016-01-29. Last modified 2026-06-17.