#VU113278 Improper locking in Linux kernel - CVE-2025-38459

Vulnerability identifier: #VU113278

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-2025-38459

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 clip_mkip() function in net/atm/clip.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/024876b247a882972095b22087734dcd23396a4e
https://git.kernel.org/stable/c/125166347d5676466d368aadc0bbc31ee7714352
https://git.kernel.org/stable/c/1579a2777cb914a249de22c789ba4d41b154509f
https://git.kernel.org/stable/c/3f61b997fe014bbfcc208a9fcbd363a1fe7e3a31
https://git.kernel.org/stable/c/5641019dfbaee5e85fe093b590f0451c9dd4d6f8
https://git.kernel.org/stable/c/c489f3283dbfc0f3c00c312149cae90d27552c45
https://git.kernel.org/stable/c/df0312d8859763aa15b8b56ac151a1ea4a4e5b88
https://git.kernel.org/stable/c/f493f31a63847624fd3199ac836a8bd8828e50e2

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Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?