CVE-2022-50843: Linux

EPSS: 0.2% chance of exploitation in the next 30 days.

In the Linux kernel, the following vulnerability has been resolved: dm clone: Fix UAF in clone_dtr() Dm_clone also has the same UAF problem when dm_resume() and dm_destroy() are concurrent. Therefore, cancelling timer again in clone_dtr().

Affected products

• Linux Linux: from 5.4, before 5.4.229 (fixed in 5.4.229); from 5.5, before 5.10.163 (fixed in 5.10.163); from 5.11, before 5.15.87 (fixed in 5.15.87); from 5.16, before 6.0.18 (fixed in 6.0.18); from 6.1, before 6.1.4 (fixed in 6.1.4)

Published 2025-12-30. Last modified 2026-06-17.