SUSE Security Update: Security update for zsh
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Announcement ID: SUSE-SU-2018:1072-1
Rating: important
References: #1082885 #1082975 #1082977 #1082991 #1082998
#1083002 #1083250 #1084656 #1087026 #896914

Cross-References: CVE-2014-10070 CVE-2014-10071 CVE-2014-10072
CVE-2016-10714 CVE-2017-18205 CVE-2017-18206
CVE-2018-1071 CVE-2018-1083 CVE-2018-7549

Affected Products:
SUSE Linux Enterprise Server 12-SP3
SUSE Linux Enterprise Desktop 12-SP3
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An update that solves 9 vulnerabilities and has one errata
is now available.

Description:

This update for zsh fixes the following issues:

– CVE-2014-10070: environment variable injection could lead to local
privilege escalation (bnc#1082885)

– CVE-2014-10071: buffer overflow in exec.c could lead to denial of
service. (bnc#1082977)

– CVE-2014-10072: buffer overflow In utils.c when scanning very long
directory paths for symbolic links. (bnc#1082975)

– CVE-2016-10714: In zsh before 5.3, an off-by-one error resulted in
undersized buffers that were intended to support PATH_MAX characters.
(bnc#1083250)

– CVE-2017-18205: In builtin.c when sh compatibility mode is used, a
NULL pointer dereference could lead to denial of service (bnc#1082998)

– CVE-2018-1071: exec.c:hashcmd() function vulnerability could lead to
denial of service. (bnc#1084656)

– CVE-2018-1083: Autocomplete vulnerability could lead to privilege
escalation. (bnc#1087026)

– CVE-2018-7549: In params.c in zsh through 5.4.2, there is a crash
during a copy of an empty hash table, as demonstrated by typeset -p.
(bnc#1082991)

– CVE-2017-18206: buffer overrun in xsymlinks could lead to denial of
service (bnc#1083002)

– Autocomplete and REPORTTIME broken (bsc#896914)

Patch Instructions:

To install this SUSE Security Update use the SUSE recommended installation methods
like YaST online_update or “zypper patch”.

Alternatively you can run the command listed for your product:

– SUSE Linux Enterprise Server 12-SP3:

zypper in -t patch SUSE-SLE-SERVER-12-SP3-2018-733=1

– SUSE Linux Enterprise Desktop 12-SP3:

zypper in -t patch SUSE-SLE-DESKTOP-12-SP3-2018-733=1

Package List:

– SUSE Linux Enterprise Server 12-SP3 (aarch64 ppc64le s390x x86_64):

zsh-5.0.5-6.7.2
zsh-debuginfo-5.0.5-6.7.2
zsh-debugsource-5.0.5-6.7.2

– SUSE Linux Enterprise Desktop 12-SP3 (x86_64):

zsh-5.0.5-6.7.2
zsh-debuginfo-5.0.5-6.7.2
zsh-debugsource-5.0.5-6.7.2

References:

https://www.suse.com/security/cve/CVE-2014-10070.html
https://www.suse.com/security/cve/CVE-2014-10071.html
https://www.suse.com/security/cve/CVE-2014-10072.html
https://www.suse.com/security/cve/CVE-2016-10714.html
https://www.suse.com/security/cve/CVE-2017-18205.html
https://www.suse.com/security/cve/CVE-2017-18206.html
https://www.suse.com/security/cve/CVE-2018-1071.html
https://www.suse.com/security/cve/CVE-2018-1083.html
https://www.suse.com/security/cve/CVE-2018-7549.html
https://bugzilla.suse.com/1082885
https://bugzilla.suse.com/1082975
https://bugzilla.suse.com/1082977
https://bugzilla.suse.com/1082991
https://bugzilla.suse.com/1082998
https://bugzilla.suse.com/1083002
https://bugzilla.suse.com/1083250
https://bugzilla.suse.com/1084656
https://bugzilla.suse.com/1087026
https://bugzilla.suse.com/896914

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