#VU107666 Use-after-free in Linux kernel - CVE-2025-22097

Vulnerability identifier: #VU107666

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-2025-22097

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 vkms_init() and vkms_destroy() functions in drivers/gpu/drm/vkms/vkms_drv.c. A local user can escalate privileges on the system.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel: 5.15 - 5.15.179, 6.1 - 6.1.133, 6.6 - 6.6.86, 6.12 - 6.12.22, 6.13 - 6.13.10, 6.14 - 6.14.1

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External links
https://git.kernel.org/stable/c/1f68f1cf09d06061eb549726ff8339e064eddebd
https://git.kernel.org/stable/c/49a69f67f53518bdd9b7eeebf019a2da6cc0e954
https://git.kernel.org/stable/c/561fc0c5cf41f646f3e9e61784cbc0fc832fb936
https://git.kernel.org/stable/c/79d138d137b80eeb0a83244d1cff29e64cf91067
https://git.kernel.org/stable/c/b8a18bb53e06d6d3c1fd03d12533d6e333ba8853
https://git.kernel.org/stable/c/d5eb8e347905ab17788a7903fa1d3d06747355f5
https://git.kernel.org/stable/c/ed15511a773df86205bda66c37193569575ae828
https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.180
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.134
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.23
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.13.11
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.14.2
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.87

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Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?