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Linux-PAM Privilege Escalation Vulnerability in pam_namespace Module

Vulnerability

A vulnerability exists in the Linux-PAM package, specifically in the pam_namespace module, which may improperly handle user-controlled paths. This flaw can lead to privilege escalation, allowing local users to gain root access by exploiting symlink attacks and race conditions. The issue is present in Linux-PAM versions through 1.7.0.

Impact

Exploitation of this vulnerability could result in unauthorized privilege escalation, allowing a local user to gain root access.

Added: Jun 17, 2025, 1:23 PM
Updated: Jun 17, 2025, 1:23 PM

Vulnerability Rating

Custom Algorithm
spread
7.8
impact
5.0
exploitability
2.9
remediation
0.0
relevance
0.2
threat
0.0
urgency
2.9
incentive
1.7

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.