SB2025061971 - Memory leak in Linux kernel selinux ss
Published: June 19, 2025 Updated: June 21, 2025
Security Bulletin ID
SB2025061971
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-2022-50201)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the security_read_policy() and security_read_state_kernel() functions in security/selinux/ss/services.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/1fc1f72aad2070d34022d0823e4cf09706b53f25
- https://git.kernel.org/stable/c/73de1befcc53a7c68b0c5e76b9b5ac41c517760f
- https://git.kernel.org/stable/c/c877c5217145bda8fd95f506bf42f8d981afa57d
- https://git.kernel.org/stable/c/f3cd7562c0a6774fc62d79654482014020e574f5
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.18