Instituto Nacional de ciberseguridad. Sección Incibe
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CVE-2024-26648

Severity CVSS v4.0:
Pending analysis
Type:
CWE-476 NULL Pointer Dereference
Publication date:
26/03/2024
Last modified:
08/04/2025

Description

In the Linux kernel, the following vulnerability has been resolved:<br /> <br /> drm/amd/display: Fix variable deferencing before NULL check in edp_setup_replay()<br /> <br /> In edp_setup_replay(), &amp;#39;struct dc *dc&amp;#39; &amp; &amp;#39;struct dmub_replay *replay&amp;#39;<br /> was dereferenced before the pointer &amp;#39;link&amp;#39; &amp; &amp;#39;replay&amp;#39; NULL check.<br /> <br /> Fixes the below:<br /> drivers/gpu/drm/amd/amdgpu/../display/dc/link/protocols/link_edp_panel_control.c:947 edp_setup_replay() warn: variable dereferenced before check &amp;#39;link&amp;#39; (see line 933)

Impact

Vector 3.x
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 5.50 MEDIUM
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x
5.50
Severity 3.x
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 6.6.15 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 6.7 (including) 6.7.3 (excluding)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools