cvedb.io
CVE-2026-23311
MEDIUM · CVSS 5.5
EPSS exploitation probability: 0%
Published 2026-03-25T11:16:27.327 · Last modified 2026-06-17T10:21:18.397

Summary

In the Linux kernel, the following vulnerability has been resolved: perf/core: Fix invalid wait context in ctx_sched_in() Lockdep found a bug in the event scheduling when a pinned event was failed and wakes up the threads in the ring buffer like below. It seems it should not grab a wait-queue lock under perf-context lock. Let's do it with irq_work. [ 39.913691] ============================= [ 39.914157] [ BUG: Invalid wait context ] [ 39.914623] 6.15.0-next-20250530-next-2025053 #1 Not tainted [ 39.915271] ----------------------------- [ 39.915731] repro/837 is trying to lock: [ 39.916191] ffff88801acfabd8 (&event->waitq){....}-{3:3}, at: __wake_up+0x26/0x60 [ 39.917182] other info that might help us debug this: [ 39.917761] context-{5:5} [ 39.918079

Affected products

linux — linux_kernel

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.