#VU92212 Use-after-free in Linux kernel - CVE-2024-35950

Vulnerability identifier: #VU92212

Vulnerability risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-35950

CWE-ID: CWE-416

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 escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the drm_client_modeset_probe() function in drivers/gpu/drm/drm_client_modeset.c. A local user can escalate privileges on the system.

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/5a2f957e3c4553bbb100504a1acfeaeb33f4ca4e
https://git.kernel.org/stable/c/41586487769eede64ab1aa6c65c74cbf76c12ef0
https://git.kernel.org/stable/c/d2dc6600d4e3e1453e3b1fb233e9f97e2a1ae949
https://git.kernel.org/stable/c/18c8cc6680ce938d0458859b6a08b4d34f7d8055
https://git.kernel.org/stable/c/04e018bd913d3d3336ab7d21c2ad31a9175fe984
https://git.kernel.org/stable/c/8ceb873d816786a7c8058f50d903574aff8d3764
https://git.kernel.org/stable/c/3eadd887dbac1df8f25f701e5d404d1b90fd0fea

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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.