A vulnerability marked as critical has been reported in Linux Kernel up to 6.6.130/6.12.79/6.18.20/6.19.10 . This affects the function x86_pmu_del . The manipulation leads to out-of-bounds read. This vulnerability is listed as CVE-2026-31528 . The attack must be carried out from within the local network. There is no available exploit. It is suggested to upgrade the affected component.