A vulnerability, which was classified as critical, was found in Linux Kernel up to 5.12.8. Affected is the function request_firmware in the library lib/dump_stack.c of the component rp2 Handler. The manipulation leads to null pointer dereference.

This vulnerability is traded as CVE-2021-47169. Access to the local network is required for this attack to succeed. There is no exploit available.

It is recommended to upgrade the affected component.