A zsh security update has been released for Fedora 30.
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Fedora Update Notification
FEDORA-2020-9009363f0f
2020-03-13 02:29:45.056500
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Name : zsh
Product : Fedora 30
Version : 5.7.1
Release : 6.fc30
URL : http://zsh.sourceforge.net/
Summary : Powerful interactive shell
Description :
The zsh shell is a command interpreter usable as an interactive login
shell and as a shell script command processor. Zsh resembles the ksh
shell (the Korn shell), but includes many enhancements. Zsh supports
command line editing, built-in spelling correction, programmable
command completion, shell functions (with autoloading), a history
mechanism, and more.
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Update Information:
- drop privileges securely when unsetting PRIVILEGED option (CVE-2019-20044)
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ChangeLog:
* Tue Mar 3 2020 Kamil Dudka - 5.7.1-6
- improve printing of error messages introduced by the fix of CVE-2019-20044
* Mon Feb 24 2020 Kamil Dudka - 5.7.1-5
- drop privileges securely when unsetting PRIVILEGED option (CVE-2019-20044)
* Fri Jul 26 2019 Kamil Dudka - 5.7.1-4
- make failed searches of history in Zle robust (#1722703)
* Tue Mar 12 2019 Kamil Dudka - 5.7.1-3
- avoid build failure in case we have working ypcat (#1687574)
* Fri Mar 8 2019 Tim Landscheidt - 5.7.1-2
- Remove obsolete requirements for %post/%preun scriptlets
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References:
[ 1 ] Bug #1804860 - CVE-2019-20044 zsh: insecure dropping of privileges when unsetting PRIVILEGED option [fedora-all]
https://bugzilla.redhat.com/show_bug.cgi?id=1804860
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2020-9009363f0f' 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
