SB2025061985 - Memory leak in Linux kernel ceph
Published: June 19, 2025 Updated: June 21, 2025
Security Bulletin ID
SB2025061985
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Memory leak (CVE-ID: CVE-2022-50059)
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 website.
References
- 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