SB2025091950 - Memory leak in Linux kernel integrity
Published: September 19, 2025 Updated: September 22, 2025
Security Bulletin ID
SB2025091950
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-2022-50395)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the integrity_init_keyring() function in security/integrity/digsig.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/29d6c69ba4b96a1de0376e44e5f8b38b13ec8803
- https://git.kernel.org/stable/c/39419ef7af0916cc3620ecf1ed42d29659109bf3
- https://git.kernel.org/stable/c/3bd737289c26be3cee4b9afaf61ef784a2af9d6e
- https://git.kernel.org/stable/c/57e49ad12f8f5df0c48e1710c54b147a05a10c32
- https://git.kernel.org/stable/c/9b7c44885a07c5ee7f9bf3aa3c9c72fb110c8d22
- https://git.kernel.org/stable/c/c591c48842f08d30ec6b8416757831985ed9a315
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.2