SB2025091692 - Memory leak in Linux kernel core
Published: September 16, 2025 Updated: September 22, 2025
Security Bulletin ID
SB2025091692
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-2022-50259)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the sock_map_free() function in net/core/sock_map.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/0a182f8d607464911756b4dbef5d6cad8de22469
- https://git.kernel.org/stable/c/4cabc3af4a6f36c222fecb15858c1060e59218e7
- https://git.kernel.org/stable/c/5c3568166129bc73fd6b37748d2d8f95cd8f22f3
- https://git.kernel.org/stable/c/a443c55d96dede82a724df6e70a318ad15c199e1
- https://git.kernel.org/stable/c/be719496ae6a7fc325e9e5056a52f63ebc84cc0c
- https://git.kernel.org/stable/c/e8b2b392a646bf5cb9413c1cc7a39d99c1b65a62
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.16