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CVE-2023-53351

kernel: Linux kernel: Denial of Service in DRM scheduler due to improper work queue handling

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Severity

Low

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · September 17, 2025

Updated · June 30, 2026

Description

A flaw was found in the Linux kernel's Direct Rendering Manager (DRM) scheduler. A local attacker with low privileges could exploit this vulnerability by triggering a GPU reset test. This improper handling of the scheduler work queue can lead to a kernel panic, which is 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-909 · Missing Initialization of Resource