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Fedora Update Notification
FEDORA-2020-22532a1a81
2020-11-28 02:02:44.955114
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Name : pam
Product : Fedora 33
Version : 1.4.0
Release : 9.fc33
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:

fix CVE-2020-27780: authentication bypass when the user doesn’t exist
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ChangeLog:

* Tue Nov 24 2020 Iker Pedrosa <ipedrosa@redhat.com> – 1.4.0-9
– fix CVE-2020-27780: authentication bypass when the user doesn’t exist
and root password is blank (#1901173)
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References:

[ 1 ] Bug #1901094 – CVE-2020-27780 pam: authentication bypass when the user doesn’t exist and root password is blank
https://bugzilla.redhat.com/show_bug.cgi?id=1901094
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This update can be installed with the “dnf” update program. Use
su -c ‘dnf upgrade –advisory FEDORA-2020-22532a1a81’ 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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