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Fedora Update Notification
FEDORA-2025-b58b563b77
2025-01-25 02:56:47.361077+00:00
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Name        : pam-u2f
Product     : Fedora 40
Version     : 1.3.2
Release     : 1.fc40
URL         : https://github.com/Yubico/pam-u2f
Summary     : Implements PAM authentication over U2F
Description :
The PAM U2F module provides an easy way to integrate the Yubikey (or
other U2F-compliant authenticators) into your existing user
authentication infrastructure.

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Update Information:

pam-u2f 1.3.1 includes a fix to resolve CVE-2025-23013 (Partial Authentication
Bypass). CVSS score 7.3.  1.3.2 is a fix for a regression that could impact
existing use cases.
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ChangeLog:

* Thu Jan 16 2025 Gary Buhrmaster  - 1.3.2-1
- Update to 1.3.2 - resolves rhbz#2338418
  1.3.2 fixes a potentially breaking issue with tightened authfile checking with 1.3.1
* Tue Jan 14 2025 Gary Buhrmaster  - 1.3.1-1
- Update to 1.3.1 - resolves rhbz#2337634
* Thu Jul 18 2024 Fedora Release Engineering  - 1.3.0-6
- Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild
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References:

  [ 1 ] Bug #2338114 - CVE-2025-23013 pam-u2f: Partial Authentication Bypass in pam-u2f Software Package [fedora-40]
        https://bugzilla.redhat.com/show_bug.cgi?id=2338114
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2025-b58b563b77' at the command
line. For more information, refer to the dnf documentation available at
http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

All packages are signed with the Fedora Project GPG key. More details on the
GPG keys used by the Fedora Project can be found at
https://fedoraproject.org/keys
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Fedora 40: pam-u2f 2025-b58b563b77 Security Advisory Updates

January 25, 2025
pam-u2f 1.3.1 includes a fix to resolve CVE-2025-23013 (Partial Authentication Bypass)

Summary

The PAM U2F module provides an easy way to integrate the Yubikey (or

other U2F-compliant authenticators) into your existing user

authentication infrastructure.

Update Information:

pam-u2f 1.3.1 includes a fix to resolve CVE-2025-23013 (Partial Authentication Bypass). CVSS score 7.3. 1.3.2 is a fix for a regression that could impact existing use cases.

Change Log

* Thu Jan 16 2025 Gary Buhrmaster - 1.3.2-1 - Update to 1.3.2 - resolves rhbz#2338418 1.3.2 fixes a potentially breaking issue with tightened authfile checking with 1.3.1 * Tue Jan 14 2025 Gary Buhrmaster - 1.3.1-1 - Update to 1.3.1 - resolves rhbz#2337634 * Thu Jul 18 2024 Fedora Release Engineering - 1.3.0-6 - Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild

References

[ 1 ] Bug #2338114 - CVE-2025-23013 pam-u2f: Partial Authentication Bypass in pam-u2f Software Package [fedora-40] https://bugzilla.redhat.com/show_bug.cgi?id=2338114

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2025-b58b563b77' at the command line. For more information, refer to the dnf documentation available at http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

Severity
Name : pam-u2f
Product : Fedora 40
Version : 1.3.2
Release : 1.fc40
URL : https://github.com/Yubico/pam-u2f
Summary : Implements PAM authentication over U2F

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