SB2025121510 - Privilege escalation in util-linux
Published: December 15, 2025 Updated: April 1, 2026
Security Bulletin ID
SB2025121510
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Heap-based buffer overflow (CVE-ID: CVE-2025-14104)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a boundary error when processing 256-byte usernames within the setpwnam() function. A local user can trigger a heap-based buffer overflow and execute arbitrary code on the target system.
The vulnerability affects any SUID login-utils utility writing to password database.
Remediation
Install update from vendor's website.