#VU120670 Memory leak in Linux kernel - CVE-2022-50853
Published: December 30, 2025 / Updated: December 31, 2025
Vulnerability identifier: #VU120670
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-2022-50853
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 _nfs4_discover_trunking() function in fs/nfs/nfs4proc.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/b247a9828f6607d41189fa6c2a3be754d33cae86
- https://git.kernel.org/stable/c/c6aca4c7ba8f6d40a0cfeeb09160dd8efdf97c64
- https://git.kernel.org/stable/c/dfad5d5e7511933c2ae3d12a8131840074c5a73d
- https://git.kernel.org/stable/c/e83458fce080dc23c25353a1af90bfecf79c7369
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.86
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.16
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2