linux: In the Linux kernel, the following vulnerability has been resolved: perf: Ensure swevent hrtimer is properly destroy...
CVE-2026-23014 is fixed in linux on 1 platform by DEBIAN-CVE-2026-23014 (version 6.18.8-1), released January 28, 2026. It is not reported as exploited. Patch Radar priority: Routine.
In the Linux kernel, the following vulnerability has been resolved: perf: Ensure swevent hrtimer is properly destroyed With the change to hrtimer_try_to_cancel() in perf_swevent_cancel_hrtimer() it appears possible for the hrtimer to still be active by the time the event gets freed. Make sure the event does a full hrtimer_cancel() on the free path by installing a perf_event::destroy handler.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| linux · Debian 14 | 6.18.8-1 | DEBIAN-CVE-2026-23014 | Jan 28, 2026 |
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