Improper locking in Linux kernel - CVE-2025-37847

Vulnerability identifier: #VU108871

CSH Severity: Low

CVSS v4: 6.8 [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]

CVE-ID: CVE-2025-37847

CWE-ID: CWE-667

Exploitation vector: Local access

Exploit availability: No public exploit available

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to improper locking within the ivpu_ms_cleanup() function in drivers/accel/ivpu/ivpu_ms.c. A local user can perform a denial of service (DoS) attack.

Linux kernel
Ubuntu
linux (Ubuntu package)
linux-azure (Ubuntu package)
linux-aws (Ubuntu package)

Install update from vendor's website.

Linux kernel - update to 6.13.12
linux (Ubuntu package) - addressed in versions 6.14.0-22.22, 6.14.0-1004.4, 6.14.0-1007.7, 6.14.0-1008.8
linux-azure (Ubuntu package) - update to 6.14.0-1007.7
linux-aws (Ubuntu package) - addressed in versions 6.14.0-1007.7, 6.14.0-1007.7+1

• https://git.kernel.org/stable/c/019634f27a16796eab749e8107dae32099945f29
• https://git.kernel.org/stable/c/7d12a7d43c7bab9097ba466581d8db702e7908dc
• https://git.kernel.org/stable/c/9a6f56762d23a1f3af15e67901493c927caaf882
• https://git.kernel.org/stable/c/f996ecc789b5dbaaf38b6ec0a1917821789cbd9c
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.13.12

• Improper locking in Linux kernel accel ivpu driver
• Ubuntu update for linux
• Ubuntu update for linux-azure
• Ubuntu update for linux-aws