Fedora alert FEDORA-2026-adc8ddbeaa (pam)

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[SECURITY] Fedora 43 Update: pam-1.7.1-5.fc43
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Sun, 26 Jul 2026 01:19:11 +0000
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<20260726011911.A97527646E@bastion01.rdu3.fedoraproject.org>
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Article
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Fedora Update Notification
FEDORA-2026-adc8ddbeaa
2026-07-26 01:15:59.915520+00:00
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Name        : pam
Product     : Fedora 43
Version     : 1.7.1
Release     : 5.fc43
URL         : http://www.linux-pam.org/
Summary     : An extensible library which provides authentication for applications
Description :
PAM (Pluggable Authentication Modules) is a system security tool that
allows system administrators to set authentication policy without
having to recompile programs that handle authentication.

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Update Information:

pam_userdb: fix password comparison timing leak
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ChangeLog:

* Fri Jul 10 2026 Iker Pedrosa <ipedrosa@redhat.com> - 1.7.1-5
- pam_userdb: fix password comparison timing leak
  Resolves: #2496416
  Resolves: CVE-2026-54411
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References:

  [ 1 ] Bug #2496416 - CVE-2026-54411 pam: Plaintext password recovery via timing discrepancy in
pam_userdb module [fedora-all]
        https://bugzilla.redhat.com/show_bug.cgi?id=2496416
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2026-adc8ddbeaa' at the command
line. For more information, refer to the dnf documentation available at
http://dnf.readthedocs.io/en/latest/command_ref.html#upgr...

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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