A vulnerability, which was classified as critical, was found in Linux Kernel up to 5.4.155/5.10.75/5.14.14. Affected is the function audit_filter_rules. The manipulation leads to null pointer dereference.

This vulnerability is traded as CVE-2021-47464. Access to the local network is required for this attack. There is no exploit available.

It is recommended to upgrade the affected component.