CVE-2024-42227

kernel: drm/amd/display: Fix overlapping copy within dml_core_mode_programming

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · July 30, 2024

Updated · November 21, 2025

Description

In the Linux kernel, the following vulnerability has been resolved:

drm/amd/display: Fix overlapping copy within dml_core_mode_programming

[WHY] &mode_lib->mp.Watermark and &locals->Watermark are the same address. memcpy may lead to unexpected behavior.

[HOW] memmove should be used.

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-20 · Improper Input Validation