A vulnerability was found in Linux Kernel up to 5.12.9. It has been rated as problematic. Affected by this issue is the function
kernel_init_freeable
in the library include/linux/pid.h of the component pid. The manipulation leads to use after free.
This vulnerability is handled as CVE-2021-47118. The attack needs to be approached within the local network. There is no exploit available.
It is recommended to upgrade the affected component.