#VU111701 Input validation error in Linux kernel - CVE-2025-38045

Vulnerability identifier: #VU111701

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-2025-38045

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 _iwl_dbg_tlv_time_point() function in drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.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/181e8b56b74ad3920456dcdc8a361520d9007956
https://git.kernel.org/stable/c/2b790fe67ed483d86c1aeb8be6735bf792caa7e5
https://git.kernel.org/stable/c/328fbc96ecbee16c5fcbfcb3ac57b476f94da2f0
https://git.kernel.org/stable/c/eb29b4ffafb20281624dcd2cbb768d6f30edf600

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Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?