Resource management error in Linux kernel - CVE-2023-54176
Published: December 30, 2025
Vulnerability identifier: #VU120861
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-2023-54176
CWE-ID: CWE-399
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to resource management error within the mptcp_worker() function in net/mptcp/protocol.c. A local user can perform a denial of service (DoS) attack.
Affected software
Linux kernel
How to mitigate CVE-2023-54176
Install update from vendor's repository.
Linux kernel - update to 5.15.108
External References
- https://git.kernel.org/stable/c/19ea79e87af32c2b3c6fc49bd84efeb35ca57678
- https://git.kernel.org/stable/c/aff9099e9c51f15c8def05c75b2b73e8487b5d54
- https://git.kernel.org/stable/c/d6a0443733434408f2cbd4c53fea6910599bab9e
- https://git.kernel.org/stable/c/f0b4a4086cf27240fc621a560da9735159049dcc
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.108