#VU112230 Improper locking in Linux kernel - CVE-2025-38124
Published: July 4, 2025
Vulnerability identifier: #VU112230
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-2025-38124
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 __udp_gso_segment() function in net/ipv4/udp_offload.c. 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/0e65f38bd1aa14ea86e221b7bb814d38278d86c3
- https://git.kernel.org/stable/c/3382a1ed7f778db841063f5d7e317ac55f9e7f72
- https://git.kernel.org/stable/c/4399f59a9467a324ed46657555f0e1f209a14acb
- https://git.kernel.org/stable/c/85eef1748c024da1a191aed56b30a3a65958c50c
- https://git.kernel.org/stable/c/a04302867094bdc6efac1b598370fc47cf3f2388