#VU121521 Resource management error in Linux kernel - CVE-2025-71127
Published: January 14, 2026
Vulnerability identifier: #VU121521
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-2025-71127
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 ieee80211_rx_h_mgmt_check() function in net/mac80211/rx.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/193d18f60588e95d62e0f82b6a53893e5f2f19f8
- https://git.kernel.org/stable/c/6e5bff40bb38741e40c33043ba0816fba5f93661
- https://git.kernel.org/stable/c/7b240a8935d554ad36a52c2c37c32039f9afaef2
- https://git.kernel.org/stable/c/88aab153d1528bc559292a12fb5105ee97528e1f
- https://git.kernel.org/stable/c/a21704df4024708be698fb3fd5830d5b113b70e0