CVE-2026-64556

In the Linux kernel, the following vulnerability has been resolved: perf/core: Detach event groups during removeonexec perfeventremoveonexec removes events by calling perfeventexitevent. For top-level events, this removes the event from the context with DETACHEXIT only. This can leave inconsisten...

CVE-2026-64556

CVE-2026-64556 pertains to the Linux kernel PMU subsystem (perf/core). When a performance event group leader is removed during process exit, its surviving siblings can remain active and still linked to the removed leader’s list, leaving the PMU context active list in a potentially inconsistent st...

Linux Distros Unpatched Vulnerability : CVE-2026-64556

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - perf/core: Detach event groups during removeonexec perfeventremoveonexec removes events by calling perfeventexitevent. For top-level events, this removes the...

PT-2026-65734

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the perf/core component where the perf event remove on exec function removes events by calling perf event exit event. For top-level events, this process only uses DETA...