polkit is a toolkit for defining and handling authorizations. It is
used for allowing unprivileged processes to speak to privileged
processes.
pkexec: argv overflow results in local privilege esc.
* Tue Jan 25 2022 Jan Rybar
- pkexec: argv overflow results in local privilege esc.
- Resolves: CVE-2021-4034
[ 1 ] Bug #2045563 - CVE-2021-4034 polkit: Local privilege escalation in pkexec due to incorrect handling of argument vector [fedora-all]
https://bugzilla.redhat.com/show_bug.cgi?id=2045563
su -c 'dnf upgrade --advisory FEDORA-2022-da040e6b94' at the command
line. For more information, refer to the dnf documentation available at
https://dnf.readthedocs.io/en/latest/command_ref.html
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