CVE-2026-31480

Katalog CVE

CVSS 5.5 · Medium EPSS 0,13%

Kerentanan Improper Locking pada linux kernel. Skor CVSS 3.1 5.5 (Medium) menurut NVD.

Deskripsi (NVD)

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).

Rincian

Terbit di NVD

22 April 2026

Terakhir diubah

17 Juni 2026

Status NVD

Analyzed

CVSS 3.1

5.5 (Medium), sumber NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-667: Improper Locking

EPSS (30 hari)

0,13% peluang dieksploitasi; lebih tinggi dari 2,0% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• 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