#VU112839 Incorrect calculation in Linux kernel - CVE-2025-38245

Vulnerability identifier: #VU112839

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-2025-38245

CWE-ID: CWE-682

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 incorrect calculation within the atm_dev_deregister() function in net/atm/resources.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/26248d5d68c865b888d632162abbf8130645622c
https://git.kernel.org/stable/c/6922f1a048c090f10704bbef4a3a1e81932d2e0a
https://git.kernel.org/stable/c/a433791aeaea6e84df709e0b9584b9bbe040cd1c
https://git.kernel.org/stable/c/ae539d963a17443ec54cba8a767e4ffa318264f4
https://git.kernel.org/stable/c/b2e40fcfe1575faaa548f87614006d3fe44c779e
https://git.kernel.org/stable/c/cabed6ba92a9a8c09da02a3f20e32ecd80989896

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Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?