#VU111386 Memory leak in Linux kernel - CVE-2022-50059
Published: June 19, 2025 / Updated: June 21, 2025
Vulnerability identifier: #VU111386
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-2022-50059
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 handle_cap_grant() function in fs/ceph/caps.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/58dd4385577ed7969b80cdc9e2a31575aba6c712
- https://git.kernel.org/stable/c/a090cc69699ec2d11b5e34cee8c61f0d4b0068cb
- https://git.kernel.org/stable/c/aee18421bda6bf12a7cba6a3d7751c0e1cfd0094
- https://git.kernel.org/stable/c/f546faa216d0f53a42ca73ba1fd8c48765b22d77
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.63