CVE-2026-31480
בינונית 5.5
תיאור (מקור, אנגלית)
In the Linux kernel, the following vulnerability has been resolved: tracing: Fix potential deadlock in cpu hotplug with osnoise The following sequence may leads deadlock in cpu hotplug: task1 task2 task3 ----- ----- ----- mutex_lock(&interface_lock) [CPU GOING OFFLINE] cpus_write_lock(); osnoise_cpu_die(); kthread_stop(task3); wait_for_completion(); osnoise_sleep(); mutex_lock(&interface_lock); cpus_read_lock(); [DEAD LOCK] Fix by swap the order of cpus_read_lock() and mutex_lock(&interface_lock).
מדדים
- CVSS 3.1
-
5.5 (MEDIUM)
מקור הציון: NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - EPSS — סבירות ניצול
- 0% (אחוזון 000) נכון ל-25/9/2026
- CWE
- CWE-667
מוצרים מושפעים
linux: linux kernel
קישורים
- https://git.kernel.org/stable/c/03474a01c199de17a8e2d39b51df6beb9c76e831 Patch
- https://git.kernel.org/stable/c/1f9885732248d22f788e4992c739a98c88ab8a55 Patch
- https://git.kernel.org/stable/c/7a41d4633cd2c15eb5ed31e8f3b16910e50a8c9f Patch
- https://git.kernel.org/stable/c/7aa095ce7d224308cb6979956f0de8607df93d4f Patch
- https://git.kernel.org/stable/c/cf929c21eeed5bd39873fb14bfdfff963fa6f1da Patch
- https://git.kernel.org/stable/c/ef41a85a55022e27cdaebf22a6676910b66f65aa Patch
- https://git.kernel.org/stable/c/f278b8ebf7eba2a1699cfc7bf30dd3ef898d60d7 Patch