SB20250422194 - Input validation error in Linux kernel nfsd
Published: April 22, 2025 Updated: May 10, 2025
Security Bulletin ID
SB20250422194
CSH 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 vulnerability.
1) Input validation error (CVE-ID: CVE-2024-58092)
CWE-ID: CWE-20 - Improper input validation
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the check_for_legacy_methods() function in fs/nfsd/nfs4recover.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/95407304253a4bf03494d921c6913e220c26cc63
- https://git.kernel.org/stable/c/cdd66082b227eb695cbf54b7c121ea032e869981
- https://git.kernel.org/stable/c/de71d4e211eddb670b285a0ea477a299601ce1ca
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.22
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.13.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.14