#VU107757 Improper error handling in Linux kernel - CVE-2025-22016

Vulnerability identifier: #VU107757

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-2025-22016

CWE-ID: CWE-388

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 error handling within the dpll_pin_alloc() function in drivers/dpll/dpll_core.c. A local user can perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel: 6.12 - 6.12.20

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External links
https://git.kernel.org/stable/c/3614bf90130d60f191a5fe218d04f6251c678e13
https://git.kernel.org/stable/c/4d350043be684762e581d9bdd32d543621d01a9c
https://git.kernel.org/stable/c/cb2f8a5c1fd9e7a1fefa23afe20570e16da1ada4
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.21

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Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?