#VU122003 Resource management error in Linux kernel - CVE-2025-71149
Published: January 24, 2026
Vulnerability identifier: #VU122003
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-2025-71149
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 io_poll_remove() function in io_uring/poll.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/0126560370ed5217958b85657b590ad25e8b9c00
- https://git.kernel.org/stable/c/13a8f7b88c2d40c6b33f6216190478dda95d385f
- https://git.kernel.org/stable/c/84230ad2d2afbf0c44c32967e525c0ad92e26b4e
- https://git.kernel.org/stable/c/8b777ab48441b153502772ecfc78c107d4353f29
- https://git.kernel.org/stable/c/c1669c03bfbc2a9b5ebff4428eecebe734c646fe