#VU97533 NULL pointer dereference in Linux kernel - CVE-2024-46720

Vulnerability identifier: #VU97533

Vulnerability risk: Low

CVSSv4.0: [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-46720

CWE-ID: CWE-476

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 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

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External links
http://git.kernel.org/stable/c/1b73ea3d97cc23f9b16d10021782b48397d2b517
http://git.kernel.org/stable/c/0aad97bf6d0bc7a34a19f266b0b9fb2861efe64c
http://git.kernel.org/stable/c/00b9594d6310eb33e14d3f07b54866499efe0d50
http://git.kernel.org/stable/c/b1f7810b05d1950350ac2e06992982974343e441

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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.