SUSE Security Update: Security update for zsh
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Announcement ID:    SUSE-SU-2018:2686-1
Rating:             important
References:         #1107294 #1107296 
Cross-References:   CVE-2018-0502 CVE-2018-13259
Affected Products:
                    SUSE Linux Enterprise Module for Basesystem 15
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   An update that fixes two vulnerabilities is now available.

Description:

   This update for zsh to version 5.6 fixes the following security issues:

   - CVE-2018-0502: The beginning of a #! script file was mishandled,
     potentially leading to an execve call to a program named on the second
     line (bsc#1107296).
   - CVE-2018-13259: Shebang lines exceeding 64 characters were truncated,
     potentially leading to an execve call to a program name that is a
     substring of the intended one (bsc#1107294).


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 Module for Basesystem 15:

      zypper in -t patch SUSE-SLE-Module-Basesystem-15-2018-1880=1



Package List:

   - SUSE Linux Enterprise Module for Basesystem 15 (aarch64 ppc64le s390x x86_64):

      zsh-5.6-3.6.1
      zsh-debuginfo-5.6-3.6.1
      zsh-debugsource-5.6-3.6.1


References:

   https://www.suse.com/security/cve/CVE-2018-0502.html
   https://www.suse.com/security/cve/CVE-2018-13259.html
   https://bugzilla.suse.com/1107294
   https://bugzilla.suse.com/1107296

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