CVE-2024-26662 : In the Linux kernel, the following vulnerability has been resolved: drm/amd/dis

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix 'panel_cntl' could be null in 'dcn21_set_backlight_level()' 'panel_cntl' structure used to control the display panel could be null, dereferencing it could lead to a null pointer access. Fixes the below: drivers/gpu/drm/amd/amdgpu/../display/dc/hwss/dcn21/dcn21_hwseq.c:269 dcn21_set_backlight_level() error: we previously assumed 'panel_cntl' could be null (see line 250)

Published 2024-04-02 07:15:43

Updated 2025-04-08 19:25:02

Source Linux

View at NVD, CVE.org

Products affected by CVE-2024-26662

Linux » Linux Kernel
Versions from including (>=) 6.7 and before (<) 6.7.5
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Matching versions
Linux » Linux Kernel
Versions from including (>=) 5.9 and before (<) 6.6.17
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Matching versions
Linux » Linux Kernel » Version: 6.8 Update RC1
cpe:2.3:o:linux:linux_kernel:6.8:rc1:*:*:*:*:*:*
Matching versions
Linux » Linux Kernel » Version: 6.8 Update RC2
cpe:2.3:o:linux:linux_kernel:6.8:rc2:*:*:*:*:*:*
Matching versions
Linux » Linux Kernel » Version: 6.8 Update RC3
cpe:2.3:o:linux:linux_kernel:6.8:rc3:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2024-26662

EPSS FAQ

0.01%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 1 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2024-26662

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source	First Seen
5.5	MEDIUM	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	1.8	3.6	134c704f-9b21-4f2e-91b3-4a467353bcc0	2024-11-01
Attack Vector: Local Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High

CWE ids for CVE-2024-26662

CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2024-26662

https://git.kernel.org/stable/c/e96fddb32931d007db12b1fce9b5e8e4c080401b

drm/amd/display: Fix 'panel_cntl' could be null in 'dcn21_set_backlight_level()' - kernel/git/stable/linux.git - Linux kernel stable tree
Patch
https://git.kernel.org/stable/c/2e150ccea13129eb048679114808eb9770443e4d

drm/amd/display: Fix 'panel_cntl' could be null in 'dcn21_set_backlight_level()' - kernel/git/stable/linux.git - Linux kernel stable tree
Patch
https://git.kernel.org/stable/c/0c863cab0e9173f8b6c7bc328bee3b8625f131b5

drm/amd/display: Fix 'panel_cntl' could be null in 'dcn21_set_backlight_level()' - kernel/git/stable/linux.git - Linux kernel stable tree
Patch

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Vulnerability Details : CVE-2024-26662

Products affected by CVE-2024-26662

Exploit prediction scoring system (EPSS) score for CVE-2024-26662

CVSS scores for CVE-2024-26662

CWE ids for CVE-2024-26662

References for CVE-2024-26662