#VU112122 Resource management error in Linux kernel - CVE-2025-38091

Vulnerability identifier: #VU112122

Vulnerability 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-2025-38091

CWE-ID: CWE-399

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Linux kernel
Operating systems & Components / Operating system

Vendor: Linux Foundation

Description

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

The vulnerability exists due to resource management error within the populate_dml21_plane_config_from_plane_state(), dml21_wrapper_get_plane_id(), map_stream_to_dml21_display_cfg() and dml21_map_dc_state_into_dml_display_cfg() functions in drivers/gpu/drm/amd/display/dc/dml2/dml21/dml21_translation_helper.c. A local user can perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's repository.

Vulnerable software versions

Linux kernel: All versions

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External links
https://git.kernel.org/stable/c/2ddac70fed50485aa4ae49cdb7478ce41d8d4715
https://git.kernel.org/stable/c/6f47d7408133631a1b178f8a04e79aee189ef046
https://git.kernel.org/stable/c/c53f23f7075c9f63f14d7ec8f2cc3e33e118d986

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Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?