SB2025122672 - Memory leak in Linux kernel ksmbd mgmt
Published: December 26, 2025 Updated: December 31, 2025
Security Bulletin ID
SB2025122672
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-2022-50729)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the ksmbd_session_rpc_open() function in fs/ksmbd/mgmt/user_session.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/31c1b5d3000cdff70b98d5af045271e09079bec1
- https://git.kernel.org/stable/c/9cb49b95c05df09b369d1ec1f378b5c92109433c
- https://git.kernel.org/stable/c/bc044414fa0326a4e5c3c509c00b1fcaf621b5f4
- https://git.kernel.org/stable/c/f9ed133381eba883c5e0059063d5b3ca7cac6d41
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.2