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             AUSCERT External Security Bulletin Redistribution

                          Security update for zsh
                               16 March 2022


        AusCERT Security Bulletin Summary

Product:           zsh
Publisher:         SUSE
Operating System:  SUSE
Resolution:        Patch/Upgrade
CVE Names:         CVE-2019-20044 CVE-2018-13259 CVE-2018-7549
                   CVE-2018-1083 CVE-2018-1071 CVE-2018-0502
                   CVE-2017-18206 CVE-2017-18205 CVE-2016-10714
                   CVE-2014-10072 CVE-2014-10071 CVE-2014-10070

Original Bulletin: 

Comment: CVSS (Max):  8.6 CVE-2014-10070 (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H)
         CVSS Source: SUSE
         Calculator:  https://www.first.org/cvss/calculator/3.1#CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

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SUSE Security Update: Security update for zsh


Announcement ID:   SUSE-SU-2022:14910-1
Rating:            important
References:        #1082885 #1082975 #1082977 #1082991 #1082998 #1083002
                   #1083250 #1084656 #1087026 #1107294 #1107296 #1163882
Cross-References:  CVE-2014-10070 CVE-2014-10071 CVE-2014-10072 CVE-2016-10714
                   CVE-2017-18205 CVE-2017-18206 CVE-2018-0502 CVE-2018-1071
                   CVE-2018-1083 CVE-2018-13259 CVE-2018-7549 CVE-2019-20044
Affected Products:
                   SUSE Linux Enterprise Debuginfo 11-SP3
                   SUSE Linux Enterprise Debuginfo 11-SP4
                   SUSE Linux Enterprise Point of Sale 11-SP3
                   SUSE Linux Enterprise Server 11-SP4-LTSS

An update that fixes 12 vulnerabilities is now available.


This update for zsh fixes the following issues:

  o CVE-2019-20044: Fixed an insecure dropping of privileges when unsetting the
    PRIVILEGED option (bsc#1163882).
  o CVE-2018-13259: Fixed an unexpected truncation of long shebang lines (bsc#
  o CVE-2018-7549: Fixed a crash when an empty hash table (bsc#1082991).
  o CVE-2018-1083: Fixed a stack-based buffer overflow when using tab
    completion on directories with long names (bsc#1087026).
  o CVE-2018-1071: Fixed a stack-based buffer overflow when executing certain
    commands (bsc#1084656).
  o CVE-2018-0502: Fixed a mishandling of shebang lines (bsc#1107296).
  o CVE-2017-18206: Fixed a buffer overflow related to symlink processing (bsc#
  o CVE-2017-18205: Fixed an application crash when using cd with no arguments
  o CVE-2016-10714: Fixed a potential application crash when handling maximum
    length paths (bsc#1083250).
  o CVE-2014-10072: Fixed a buffer overflow when scanning very long directory
    paths for symbolic links (bsc#1082975).
  o CVE-2014-10071: Fixed a buffer overflow when redirecting output to a long
    file descriptor (bsc#1082977).
  o CVE-2014-10070: Fixed a privilege escalation vulnerability via environment
    variables (bsc#1082885).

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:

  o SUSE Linux Enterprise Server 11-SP4-LTSS:
    zypper in -t patch slessp4-zsh-14910=1
  o SUSE Linux Enterprise Point of Sale 11-SP3:
    zypper in -t patch sleposp3-zsh-14910=1
  o SUSE Linux Enterprise Debuginfo 11-SP4:
    zypper in -t patch dbgsp4-zsh-14910=1
  o SUSE Linux Enterprise Debuginfo 11-SP3:
    zypper in -t patch dbgsp3-zsh-14910=1

Package List:

  o SUSE Linux Enterprise Server 11-SP4-LTSS (i586 ppc64 s390x x86_64):
  o SUSE Linux Enterprise Point of Sale 11-SP3 (i586):
  o SUSE Linux Enterprise Debuginfo 11-SP4 (i586 ppc64 s390x x86_64):
  o SUSE Linux Enterprise Debuginfo 11-SP3 (i586 s390x x86_64):


  o https://www.suse.com/security/cve/CVE-2014-10070.html
  o https://www.suse.com/security/cve/CVE-2014-10071.html
  o https://www.suse.com/security/cve/CVE-2014-10072.html
  o https://www.suse.com/security/cve/CVE-2016-10714.html
  o https://www.suse.com/security/cve/CVE-2017-18205.html
  o https://www.suse.com/security/cve/CVE-2017-18206.html
  o https://www.suse.com/security/cve/CVE-2018-0502.html
  o https://www.suse.com/security/cve/CVE-2018-1071.html
  o https://www.suse.com/security/cve/CVE-2018-1083.html
  o https://www.suse.com/security/cve/CVE-2018-13259.html
  o https://www.suse.com/security/cve/CVE-2018-7549.html
  o https://www.suse.com/security/cve/CVE-2019-20044.html
  o https://bugzilla.suse.com/1082885
  o https://bugzilla.suse.com/1082975
  o https://bugzilla.suse.com/1082977
  o https://bugzilla.suse.com/1082991
  o https://bugzilla.suse.com/1082998
  o https://bugzilla.suse.com/1083002
  o https://bugzilla.suse.com/1083250
  o https://bugzilla.suse.com/1084656
  o https://bugzilla.suse.com/1087026
  o https://bugzilla.suse.com/1107294
  o https://bugzilla.suse.com/1107296
  o https://bugzilla.suse.com/1163882

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