Security update for bash

Announcement ID: SUSE-SU-2017:1337-1
Rating: low
References:
Cross-References:
CVSS scores:
  • CVE-2016-9401 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  • CVE-2016-9401 ( NVD ): 5.5 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Affected Products:
  • SLES for SAP Applications 11-SP4
  • SUSE Linux Enterprise Server 11 SP4
  • SUSE Linux Enterprise Software Development Kit 11 SP4

An update that solves one vulnerability and has two security fixes can now be installed.

Description:

This update for bash fixed several issues

This security issue was fixed:

  • CVE-2016-9401: popd in bash might allowed local users to bypass the restricted shell and cause a use-after-free via a crafted address (bsc#1010845).

This non-security issue was fixed:

  • Fix when HISTSIZE=0 and chattr +a .bash_history (bsc#1031729)

Patch Instructions:

To install this SUSE 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 Software Development Kit 11 SP4
    zypper in -t patch sdksp4-bash-13111=1
  • SUSE Linux Enterprise Server 11 SP4
    zypper in -t patch slessp4-bash-13111=1
  • SLES for SAP Applications 11-SP4
    zypper in -t patch slessp4-bash-13111=1

Package List:

  • SUSE Linux Enterprise Software Development Kit 11 SP4 (x86_64 i586)
    • libreadline5-5.2-147.35.1
  • SUSE Linux Enterprise Software Development Kit 11 SP4 (s390x x86_64 i586 ppc64 ia64)
    • readline-devel-5.2-147.35.1
  • SUSE Linux Enterprise Software Development Kit 11 SP4 (ppc64 s390x x86_64)
    • readline-devel-32bit-5.2-147.35.1
  • SUSE Linux Enterprise Server 11 SP4 (s390x x86_64 i586 ppc64 ia64)
    • readline-doc-5.2-147.35.1
    • libreadline5-5.2-147.35.1
    • bash-doc-3.2-147.35.1
    • bash-3.2-147.35.1
  • SUSE Linux Enterprise Server 11 SP4 (ia64)
    • bash-x86-3.2-147.35.1
    • libreadline5-x86-5.2-147.35.1
  • SUSE Linux Enterprise Server 11 SP4 (ppc64 s390x x86_64)
    • libreadline5-32bit-5.2-147.35.1
  • SLES for SAP Applications 11-SP4 (ppc64 x86_64)
    • readline-doc-5.2-147.35.1
    • libreadline5-5.2-147.35.1
    • bash-doc-3.2-147.35.1
    • libreadline5-32bit-5.2-147.35.1
    • bash-3.2-147.35.1

References: