CVE-2024-38592

kernel: drm/mediatek: Init `ddp_comp` with devm_kcalloc()

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Severity

Moderate

Red Hat Product Security

4.4

CVSS 3.1

Review impact separately from score.

Published · June 19, 2024

Updated · October 20, 2026

Description

A flaw was found in the Linux kernel MediaTek DRM driver. When connection routes are enabled, an extra ddp_comp slot is allocated and left uninitialized. mtk_drm_crtc_mode_valid() can then dereference that pointer and crash. This requires MediaTek display hardware.

Statement

Red Hat Enterprise Linux is not vulnerable to this CVE, as it does not affect the versions or configurations of the Linux kernel used in its distributions.

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 · 4.4
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

CWE-476 · NULL Pointer Dereference