NULL pointer dereference in Linux kernel amd amdgpu driver

1) NULL pointer dereference

EUVDB-ID: #VU90538

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-2023-52814

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

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

The vulnerability exists due to NULL pointer dereference within the amdgpu_device_gpu_recover() function in drivers/gpu/drm/amd/amdgpu/amdgpu_device.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

External links

http://git.kernel.org/stable/c/b93a25de28af153312f0fc979b0663fc4bd3442b
http://git.kernel.org/stable/c/c11cf5e117f50f5a767054600885acd981449afe
http://git.kernel.org/stable/c/9b70fc7d70e8ef7c4a65034c9487f58609e708a1
http://git.kernel.org/stable/c/b0702ee4d811708251cdf54d4a1d3e888d365111
http://git.kernel.org/stable/c/da46e63482fdc5e35c008865c22ac64027f6f0c2
http://git.kernel.org/stable/c/80285ae1ec8717b597b20de38866c29d84d321a1

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.