CVE-2026-43167 | Linux Kernel up to 6.6.127/6.12.74/6.18.15/6.19.5 xfrm_dev_unregister reference count (Nessus ID 329305)
A vulnerability labeled as critical has been found in Linux Kernel up to 6.6.127/6.12.74/6.18.15/6.19.5. This impacts the function xfrm_dev_unregister. The manipulation results in improper update of reference count.
This vulnerability is reported as CVE-2026-43167. The attacker must have access to the local network to execute the attack. No exploit exists.
The affected component should be upgraded.