#VU90759 Improper locking in Linux kernel - CVE-2024-35786

Vulnerability identifier: #VU90759

Vulnerability risk: Low

CVSSv4.0: 4.3 [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-2024-35786

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 nouveau_gem_ioctl_pushbuf() function in drivers/gpu/drm/nouveau/nouveau_gem.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
https://git.kernel.org/stable/c/c288a61a48ddb77ec097e11ab81b81027cd4e197
https://git.kernel.org/stable/c/b466416bdd6ecbde15ce987226ea633a0268fbb1
https://git.kernel.org/stable/c/daf8739c3322a762ce84f240f50e0c39181a41ab

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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.