Vulnerability identifier: #VU89235

Vulnerability risk: Low

CVSSv3.1: 7.7 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-52469

CWE-ID: CWE-416

Exploitation vector: Local

Exploit availability: No

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

Vendor:

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the kv_parse_power_table() function in drivers/gpu/drm/amd/amdgpu/kv_dpm.c. A local user can trigger a use-after-free error and execute arbitrary code with elevated privileges.

Mitigation
Install update from vendor's website.

Vulnerable software versions

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External links
http://git.kernel.org/stable/c/8a27d9d9fc9b5564b8904c3a77a7dea482bfa34e
http://git.kernel.org/stable/c/8b55b06e737feb2a645b0293ea27e38418876d63
http://git.kernel.org/stable/c/520e213a0b97b64735a13950e9371e0a5d7a5dc3
http://git.kernel.org/stable/c/b6dcba02ee178282e0d28684d241e0b8462dea6a
http://git.kernel.org/stable/c/35fa2394d26e919f63600ce631e6aefc95ec2706
http://git.kernel.org/stable/c/95084632a65d5c0d682a83b55935560bdcd2a1e3
http://git.kernel.org/stable/c/3426f059eacc33ecc676b0d66539297e1cfafd02
http://git.kernel.org/stable/c/28dd788382c43b330480f57cd34cde0840896743

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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.