Improper locking in Linux kernel drm xe driver

1) Improper locking

EUVDB-ID: #VU93126

Risk: Low

CVSSv3.1: 4.8 [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-2024-37026

CWE-ID: CWE-667 - Improper Locking

Exploit availability: No

Description

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

The vulnerability exists due to improper locking within the xe_migrate_prepare_vm(), xe_migrate_usm_logical_mask() and xe_migrate_init() functions in drivers/gpu/drm/xe/xe_migrate.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/92deed4a9bfd9ef187764225bba530116c49e15c
http://git.kernel.org/stable/c/c8ea2c31f5ea437199b239d76ad5db27343edb0c

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.