CVE-2023-54273: Linux

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

In the Linux kernel, the following vulnerability has been resolved: xfrm: Fix leak of dev tracker At the stage of direction checks, the netdev reference tracker is already initialized, but released with wrong *_put() call.

Affected products

• Linux Linux: from 6.2, before 6.3.4 (fixed in 6.3.4)

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