CVE-2026-74753 | Linux Kernel up to 6.18.45/7.1.9 perf perf_event_open toctou

A vulnerability marked as very critical has been reported in Linux Kernel up to 6.18.45/7.1.9. The affected element is the function perf_event_open of the component perf. The manipulation leads to time-of-check time-of-use.

This vulnerability is traded as CVE-2026-74753. It is possible to initiate the attack remotely. There is no exploit available.

It is suggested to upgrade the affected component.VulDB Recent EntriesRead More