CVE-2025-8941

Publication date 15 August 2025

Last updated 15 August 2025


Ubuntu priority

Cvss 3 Severity Score

7.8 · High

Score breakdown

A flaw was found in linux-pam. The pam_namespace module may improperly handle user-controlled paths, allowing local users to exploit symlink attacks and race conditions to elevate their privileges to root. This CVE provides a "complete" fix for CVE-2025-6020.

Read the notes from the security team

Status

Package Ubuntu Release Status
pam 25.04 plucky
Needs evaluation
24.04 LTS noble
Needs evaluation
22.04 LTS jammy
Needs evaluation
20.04 LTS focal
Needs evaluation
18.04 LTS bionic
Needs evaluation
16.04 LTS xenial
Needs evaluation
14.04 LTS trusty
Needs evaluation

Notes


mdeslaur

This may be a Red Hat specific incomplete-fix CVE. As of 2025-08-15, there are no additional details, and the upstream linux-pam repo has no additional commits for the pam_namespace module

Severity score breakdown

Parameter Value
Base score 7.8 · High
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H