#VU112258 Race condition in Linux kernel - CVE-2025-38174

Vulnerability identifier: #VU112258

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-2025-38174

CWE-ID: CWE-362

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 a race condition within the tb_cfg_request_dequeue() function in drivers/thunderbolt/ctl.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/0771bcbe2f6e5d5f263cf466efe571d2754a46da
https://git.kernel.org/stable/c/0a3011d47dbc92a33621861c423cb64833d7fe57
https://git.kernel.org/stable/c/0f73628e9da1ee39daf5f188190cdbaee5e0c98c
https://git.kernel.org/stable/c/2f62eda4d974c26bc595425eafd429067541f2c9
https://git.kernel.org/stable/c/5a057f261539720165d03d85024da2b52e67f63d
https://git.kernel.org/stable/c/85286e634ebbaf9c0fb1cdf580add2f33fc7628c
https://git.kernel.org/stable/c/cdb4feab2f39e75a66239e3a112beced279612a8
https://git.kernel.org/stable/c/e49e994cd83705f7ca30eda1e304abddfd96a37a
https://git.kernel.org/stable/c/eb2d5e794fb966b3ef8bde99eb8561446a53509f

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Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?