CVE-2026-64579 | Linux Kernel up to 7.2-rc3 xfrm net/xfrm/xfrm_policy.c xfrm_hash_rebuild null pointer dereference

A vulnerability was found in Linux Kernel up to 6.6.147/6.12.100/6.18.41/7.1.5/7.2-rc3. It has been classified as critical. The affected element is the function xfrm_hash_rebuild of the file net/xfrm/xfrm_policy.c of the component xfrm. Performing a manipulation results in null pointer dereference.

This vulnerability is cataloged as CVE-2026-64579. It is possible to initiate the attack remotely. There is no exploit available.

Upgrading the affected component is recommended.