SB2025112053 - IBM Power HMC update for linux-pam



SB2025112053 - IBM Power HMC update for linux-pam

Published: November 20, 2025

Security Bulletin ID SB2025112053
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Link following (CVE-ID: CVE-2025-8941)

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to an insecure link following issue in the pam_namespace module. A local user can create a specially crafted symbolic link to a critical file on the system and overwrite it with privileges of the application.

The vulnerability exists due to incomplete fix for #VU111389 (CVE-2025-6020).


Remediation

Install update from vendor's website.