https://seclists.org/oss-sec/2025/q1/25: pam-u2f: problematic PAM_IGNOturn values in pam_sm_authenticate() (CVE-2025-23013)

Published Jan 16, 2025
·
Updated

Affected Software

2 affected components
Linux-PAM libpam
Linux-PAM pam-u2f

Frequently Asked Questions

1

What is the severity of CVE-2025-23013?

CVE-2025-23013 has been classified with a severity level that indicates it poses potential risks to authentication mechanisms.

2

How do I fix CVE-2025-23013?

To fix CVE-2025-23013, ensure that you update the pam-u2f module to the latest version where the vulnerability has been addressed.

3

What systems are affected by CVE-2025-23013?

CVE-2025-23013 affects systems utilizing the pam-u2f module within the Linux-PAM framework.

4

What are the implications of CVE-2025-23013?

The implications of CVE-2025-23013 involve potential bypass of authentication mechanisms through problematic PAM_IGNOturn values.

5

Who should be concerned about CVE-2025-23013?

Administrators managing Linux systems with pam-u2f should be particularly concerned about CVE-2025-23013.

Contact

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