#VU112229 Improper locking in Linux kernel - CVE-2025-38119

Vulnerability identifier: #VU112229

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-2025-38119

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 ufshcd_err_handler() function in drivers/ufs/core/ufshcd.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

---

External links
https://git.kernel.org/stable/c/21f071261f946c5ca1adf378f818082a112b34d2
https://git.kernel.org/stable/c/3464a707d137efc8aea1d4ae234d26a28d82b78c
https://git.kernel.org/stable/c/8a3514d348de87a9d5e2ac00fbac4faae0b97996
https://git.kernel.org/stable/c/bb37f795d01961286b8f768a6d7152f32b589067
https://git.kernel.org/stable/c/ded80255c59a57cd3270d98461f6508730f9767c
https://git.kernel.org/stable/c/f592eb12b43f21dbc972cbe583a12d256901e569

---

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?