Security update for zsh

SUSE Security Update: Security update for zsh
Announcement ID: SUSE-SU-2018:1072-1
Rating: important
References: #1082885 #1082975 #1082977 #1082991 #1082998 #1083002 #1083250 #1084656 #1087026 #896914
Affected Products:
  • SUSE Linux Enterprise Server 12-SP3
  • SUSE Linux Enterprise Desktop 12-SP3

  • An update that solves 9 vulnerabilities and has one errata is now available.


    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.

    - 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.

    - 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