CVE-2026-43131

kernel: drm/amd/pm: Fix null pointer dereference issue

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Severity

Low

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · May 6, 2026

Updated · August 5, 2026

Description

A flaw was found in the Linux kernel. When the System Management Unit (SMU) is disabled during Reliability, Availability, and Serviceability (RAS) initialization, a null pointer dereference occurs within the drm/amd/pm module. This issue can lead to a system crash, resulting in a Denial of Service (DoS).

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE-476 · NULL Pointer Dereference