SECURITY: Fedora 34 Update: polkit-0.117-3.fc34.2
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Fedora Update Notification
FEDORA-2022-1acf1bb522
2022-01-26 23:39:02.085183
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Name : polkit
Product : Fedora 34
Version : 0.117
Release : 3.fc34.2
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:
Security fix for CVE-2021-4034
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ChangeLog:
* Tue Jan 25 2022 Jan Rybar - 0.117-3.2
- pkexec: argv overflow results in local privilege esc.
- Resolves: CVE-2021-4034
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References:
[ 1 ] Bug #2025869 - CVE-2021-4034 polkit: Local privilege escalation in pkexec due to incorrect handling of argument vector
https://bugzilla.redhat.com/show_bug.cgi?id=2025869
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2022-1acf1bb522' 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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A polkit security update has been released for Fedora 34.