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CVE-2024-56667

kernel: drm/i915: Fix NULL pointer dereference in capture_engine

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · December 27, 2024

Updated · October 30, 2026

Description

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

drm/i915: Fix NULL pointer dereference in capture_engine

When the intel_context structure contains NULL, it raises a NULL pointer dereference error in drm_info().

(cherry picked from commit 754302a5bc1bd8fd3b7d85c168b0a1af6d4bba4d)

Statement

This vulnerability is rated as Moderate severity because it requires local access on systems equipped with Intel graphics hardware and results strictly in a denial of service. The flaw cannot be exploited across a network and does not permit privilege escalation or confidentiality compromises, limiting the impact to a system crash. Systems running on hardware without Intel GPUs or environments where the i915 kernel driver is not loaded are not affected.

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