CVE-2020-14381: Linux Kernel

High severity, CVSS 7.8. EPSS: 0.8% chance of exploitation in the next 30 days.

A flaw was found in the Linux kernel’s futex implementation. This flaw allows a local attacker to corrupt system memory or escalate their privileges when creating a futex on a filesystem that is about to be unmounted. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

Affected products

• Linux Linux Kernel: before 5.6 (fixed in 5.6); version 5.6 only

Published 2020-12-03. Last modified 2026-06-17.