CVE-2026-23159 | Linux Kernel up to 6.6.122/6.12.68/6.18.8 perf is_user_task null pointer dereference (Nessus ID 299151)
A vulnerability was found in Linux Kernel up to 6.6.122/6.12.68/6.18.8 and classified as critical. Affected by this issue is the function is_user_task of the component perf. Such manipulation leads to null pointer dereference.
This vulnerability is listed as CVE-2026-23159. The attack must be carried out from within the local network. There is no available exploit.
It is suggested to upgrade the affected component.