A polkit security update has been released for Fedora 34.

SECURITY: Fedora 34 Update: polkit-0.117-3.fc34.1

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Fedora Update Notification
FEDORA-2021-0ec5a8a74b
2021-06-07 01:15:46.785227
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Name : polkit
Product : Fedora 34
Version : 0.117
Release : 3.fc34.1
URL :   http://www.freedesktop.org/wiki/Software/polkit
Summary : An authorization framework
Description :
polkit is a toolkit for defining and handling authorizations. It is
used for allowing unprivileged processes to speak to privileged
processes.

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Update Information:

CVE-2021-3560 mitigation
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ChangeLog:

* Thu May 20 2021 Jan Rybar - 0.117-3.1
- CVE-2021-3560 mitigation
- Resolves: CVE-2021-3560
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References:

[ 1 ] Bug #1961710 - CVE-2021-3560 polkit: local privilege escalation using polkit_system_bus_name_get_creds_sync()
  https://bugzilla.redhat.com/show_bug.cgi?id=1961710
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2021-0ec5a8a74b' 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