#VU115498 Improper locking in Linux kernel - CVE-2025-39744
Published: September 16, 2025
Vulnerability identifier: #VU115498
Vulnerability risk: Low
CVSSv4.0: 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-2025-39744
CWE-ID: CWE-667
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
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 kernel/rcu/tree_plugin.h. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's repository.
External links
- https://git.kernel.org/stable/c/1cfa244f7198d325594e627574930b7b91df5bfe
- https://git.kernel.org/stable/c/56c5ef194f4509df63fc0f7a91ea5973ce479b1e
- https://git.kernel.org/stable/c/b41642c87716bbd09797b1e4ea7d904f06c39b7b
- https://git.kernel.org/stable/c/ddebb2a7677673cf4438a04e1a48b8ed6b0c8e9a
- https://git.kernel.org/stable/c/e7a375453cca2b8a0d2fa1b82b913f3fed7c0507