CVE-2022-49055: Linux Kernel

Medium severity, CVSS 5.5. EPSS: 0.3% chance of exploitation in the next 30 days.

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Check for potential null return of kmalloc_array() As the kmalloc_array() may return null, the 'event_waiters[i].wait' would lead to null-pointer dereference. Therefore, it is better to check the return value of kmalloc_array() to avoid this confusion.

Affected products

• Linux Linux Kernel: before 4.9.311 (fixed in 4.9.311); from 4.10, before 4.14.276 (fixed in 4.14.276); from 4.15, before 4.19.239 (fixed in 4.19.239); from 4.20, before 5.4.190 (fixed in 5.4.190); from 5.5, before 5.10.112 (fixed in 5.10.112); from 5.11, before 5.15.35 (fixed in 5.15.35); …

Published 2025-02-26. Last modified 2026-06-17.