#VU108323 Input validation error in Linux kernel - CVE-2025-23162

Vulnerability identifier: #VU108323

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-2025-23162

CWE-ID: CWE-20

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 input validation within the vf_reset_guc_state() function in drivers/gpu/drm/xe/xe_gt_sriov_vf.c, within the do_gt_reset() function in drivers/gpu/drm/xe/xe_gt.c. A local user can perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel: 6.14, 6.14.1, 6.14.2

---

External links
https://git.kernel.org/stable/c/2eec2fa8666dcecebae33a565a818c9de9af8b50
https://git.kernel.org/stable/c/459777724d306315070d24608fcd89aea85516d6
https://git.kernel.org/stable/c/90b16edb3213e4ae4a3138bb20703ae367e88a01
https://git.kernel.org/stable/c/a9bc61a61372897886f58fdaa5582e3f7bf9a50b
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.14.3

---

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.