#VU120137 Resource management error in Linux kernel - CVE-2025-68227
Published: December 16, 2025
Vulnerability identifier: #VU120137
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-2025-68227
CWE-ID: CWE-399
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 resource management error within the mptcp_wnd_end() function in net/mptcp/protocol.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/037cc50589643342d69185b663ecf9d26cce91e8
- https://git.kernel.org/stable/c/1a0d5c74af9b6ba9ffdf1172de5a1a6df5922a00
- https://git.kernel.org/stable/c/344974ea1a3ca30e4920687b0091bda4438cebdb
- https://git.kernel.org/stable/c/7ee8f015eb47907745e2070184a8ab1e442ac3c4
- https://git.kernel.org/stable/c/92c4092fe012ecdfa5fb05d394f1c1d8f91ad81c
- https://git.kernel.org/stable/c/9b1980b6f23fa30bf12add19f37c7458625099eb
- https://git.kernel.org/stable/c/c77b3b79a92e3345aa1ee296180d1af4e7031f8f