[SECURITY] Fedora 27 Update: zsh-5.4.1-4.fc27
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Fedora Update Notification
FEDORA-2018-8b1b2373b4
2018-09-14 21:53:10.774424
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Name : zsh
Product : Fedora 27
Version : 5.4.1
Release : 4.fc27
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:
- fix two security issues in shebang line parsing (CVE-2018-0502 CVE-2018-13259)
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ChangeLog:
* Tue Sep 4 2018 Kamil Dudka <kdudka(a)redhat.com> - 5.4.1-4
- fix two security issues in shebang line parsing (CVE-2018-0502 CVE-2018-13259)
* Wed Apr 18 2018 Kamil Dudka <kdudka(a)redhat.com> - 5.4.1-3
- fix stack-based buffer overflow in utils.c:checkmailpath() (CVE-2018-1100)
- fix stack-based buffer overflow in gen_matches_files() (CVE-2018-1083)
- fix stack-based buffer overflow in exec.c:hashcmd() (CVE-2018-1071)
* Tue Mar 6 2018 Kamil Dudka <kdudka(a)redhat.com> - 5.4.1-2
- avoid crash when copying empty hash table (CVE-2018-7549)
- avoid NULL dereference when using ${(PA)...} on an empty array (CVE-2018-7548)
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References:
[ 1 ] Bug #1626185 - CVE-2018-13259 zsh: Improper handling of shebang line longer than
64 [fedora-all]
https://bugzilla.redhat.com/show_bug.cgi?id=1626185
[ 2 ] Bug #1626190 - CVE-2018-0502 zsh: Improper parsing of the shebang line with
special chars [fedora-all]
https://bugzilla.redhat.com/show_bug.cgi?id=1626190
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2018-8b1b2373b4' 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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