#VU112805 Improper locking in Linux kernel - CVE-2025-38237

Vulnerability identifier: #VU112805

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-2025-38237

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 fimc_is_hw_change_mode() function in drivers/media/platform/samsung/exynos4-is/fimc-is-regs.c. A local user can perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's repository.

Vulnerable software versions

Linux kernel: All versions

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External links
https://git.kernel.org/stable/c/14acbb5af101b7bb58c0952949bba4c5fdf0ee7e
https://git.kernel.org/stable/c/b0d92b94278561f43057003a73a17ce13b7c1a1a
https://git.kernel.org/stable/c/bb97dfab7615fea97322b8a6131546e80f878a69
https://git.kernel.org/stable/c/bd9f6ce7d512fa21249415c16af801a4ed5d97b6
https://git.kernel.org/stable/c/e4077a10a25560ec0bd0b42322e4ea027d6f76e2

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Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?