CVE-2015-8773: McAfee File Lock

High severity, CVSS 7.5. EPSS: 1.2% chance of exploitation in the next 30 days.

Stack-based buffer overflow in McPvDrv.sys 4.6.111.0 in McAfee File Lock 5.x in McAfee Total Protection allows attackers to cause a denial of service (system crash) via a long vault GUID in an ioctl call.

Affected products

• McAfee File Lock: version 5.0 only

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