CVE-2016-2069: Canonical Ubuntu Linux

High severity, CVSS 7.4. EPSS: 0.3% chance of exploitation in the next 30 days.

Race condition in arch/x86/mm/tlb.c in the Linux kernel before 4.4.1 allows local users to gain privileges by triggering access to a paging structure by a different CPU.

Affected products

• Canonical Ubuntu Linux: version 12.04 only; version 14.04 only
• Linux Linux Kernel: up to and including 4.4

Published 2016-04-27. Last modified 2026-06-17.