A vulnerability has been found in Linux Kernel up to 5.15.194/6.1.156/6.6.112/6.12.53/6.17.2 and classified as critical. Affected is the function reg of the component tracing. The manipulation leads to null pointer dereference.

This vulnerability is listed as CVE-2025-40042. The attack must be carried out from within the local network. There is no available exploit.

The affected component should be upgraded.