Vulnerability identifier: #VU91534

Vulnerability 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-2023-52632

CWE-ID: CWE-667

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 improper locking within the mutex_unlock() function in drivers/gpu/drm/amd/amdkfd/kfd_svm.c. A local user can perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel:

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External links
http://git.kernel.org/stable/c/b602f098f716723fa5c6c96a486e0afba83b7b94
http://git.kernel.org/stable/c/752312f6a79440086ac0f9b08d7776870037323c
http://git.kernel.org/stable/c/1556c242e64cdffe58736aa650b0b395854fe4d4
http://git.kernel.org/stable/c/2a9de42e8d3c82c6990d226198602be44f43f340

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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.