SB20250226181 - Memory leak in Linux kernel nfs
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250226181
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-2022-49103)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the _nfs42_proc_copy_notify() function in fs/nfs/nfs42proc.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/9b9feec97c1fc7dd9bb69f62c4905cddf1801599
- https://git.kernel.org/stable/c/b37f482ba9f0e6382c188e3fccf6c4b2fdc938eb
- https://git.kernel.org/stable/c/b7f114edd54326f730a754547e7cfb197b5bc132
- https://git.kernel.org/stable/c/f46f632f9cfae4b2e3635fa58840a8ec584c42e3
- https://git.kernel.org/stable/c/fb73bf6305f4eb8f0cf9a61ee874d55f019d6dc4
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.20