Improper error handling in Linux kernel dc core driver

1) Improper error handling

EUVDB-ID: #VU95015

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-42119

CWE-ID: CWE-388 - Error Handling

Exploit availability: No

Description

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

The vulnerability exists due to improper error handling within the find_first_free_audio() function in drivers/gpu/drm/amd/display/dc/core/dc_resource.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Linux kernel: All versions

CPE2.3

External links

http://git.kernel.org/stable/c/9eb4db08a808e3a3ba59193aeb84a57a6dc4d8c9
http://git.kernel.org/stable/c/eacca028a623f608607d02457122ee5284491e18
http://git.kernel.org/stable/c/ffa7bd3ca9cfa902b857d1dc9a5f46fededf86c8
http://git.kernel.org/stable/c/afaaebdee9bb9f26d9e13cc34b33bd0a7bf59488
http://git.kernel.org/stable/c/874261358d31fc772f2823604167e670983cc1ca
http://git.kernel.org/stable/c/95ad20ee3c4efbb91f9a4ab08e070aa3697f5879
http://git.kernel.org/stable/c/881fb6afc0004c5e6392ae2848f825bf051dae14
http://git.kernel.org/stable/c/1357b2165d9ad94faa4c4a20d5e2ce29c2ff29c3

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.