NULL pointer dereference in Linux kernel display amdgpu_dm driver



| Updated: 2025-05-14
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-26728
CWE-ID CWE-476
Exploitation vector Local
Public exploit N/A
Vulnerable software
 Linux kernel
Operating systems & Components / Operating system

Vendor Linux Foundation

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) NULL pointer dereference

EUVDB-ID: #VU90594

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-26728

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to NULL pointer dereference within the amdgpu_dm_connector_late_register(), amdgpu_dm_connector_funcs_force(), get_modes() and create_eml_sink() functions in drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Linux kernel: 6.7 - 6.8 rc5

CPE2.3 External links

https://git.kernel.org/stable/c/2d392f7268a1a9bfbd98c831f0f4c964e59aa145
https://git.kernel.org/stable/c/9671761792156f2339627918bafcd713a8a6f777
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.7
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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