#VU119287 Memory leak in Linux kernel - CVE-2025-40278
Published: December 8, 2025
Vulnerability identifier: #VU119287
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-2025-40278
CWE-ID: CWE-401
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 memory leak within the tcf_ife_dump() function in net/sched/act_ife.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/2191662058443e0bcc28d11694293d8339af6dde
- https://git.kernel.org/stable/c/37f0680887c5aeba9a433fe04b35169010568bb1
- https://git.kernel.org/stable/c/5e3644ef147bf7140259dfa4cace680c9b26fe8b
- https://git.kernel.org/stable/c/918e063304f945fb93be9bb70cacea07d0b730ea
- https://git.kernel.org/stable/c/a676a296af65d33725bdf7396803180957dbd92e
- https://git.kernel.org/stable/c/c8f51dad94cbb88054e2aacc272b3ce1ed11fb1e
- https://git.kernel.org/stable/c/ce50039be49eea9b4cd8873ca6eccded1b4a130a
- https://git.kernel.org/stable/c/d1dbbbe839647486c9b893e5011fe84a052962df