Security update for libxml2

Announcement ID: SUSE-SU-2021:1917-1
Rating: moderate
References:
Cross-References:
CVSS scores:
  • CVE-2021-3541 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  • CVE-2021-3541 ( NVD ): 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected Products:
  • Basesystem Module 15-SP2
  • Basesystem Module 15-SP3
  • Python 2 Module 15-SP2
  • Python 2 Module 15-SP3
  • SUSE Linux Enterprise Desktop 15 SP2
  • SUSE Linux Enterprise Desktop 15 SP3
  • SUSE Linux Enterprise High Performance Computing 15 SP2
  • SUSE Linux Enterprise High Performance Computing 15 SP3
  • SUSE Linux Enterprise Micro 5.0
  • SUSE Linux Enterprise Real Time 15 SP2
  • SUSE Linux Enterprise Real Time 15 SP3
  • SUSE Linux Enterprise Server 15 SP2
  • SUSE Linux Enterprise Server 15 SP2 Business Critical Linux 15-SP2
  • SUSE Linux Enterprise Server 15 SP3
  • SUSE Linux Enterprise Server 15 SP3 Business Critical Linux 15-SP3
  • SUSE Linux Enterprise Server for SAP Applications 15 SP2
  • SUSE Linux Enterprise Server for SAP Applications 15 SP3
  • SUSE Manager Proxy 4.1
  • SUSE Manager Proxy 4.2
  • SUSE Manager Retail Branch Server 4.1
  • SUSE Manager Retail Branch Server 4.2
  • SUSE Manager Server 4.1
  • SUSE Manager Server 4.2

An update that solves one vulnerability can now be installed.

Description:

This update for libxml2 fixes the following issues:

  • CVE-2021-3541: Fixed exponential entity expansion attack bypasses all existing protection mechanisms. (bsc#1186015)

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:

  • Basesystem Module 15-SP2
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP2-2021-1917=1
  • Basesystem Module 15-SP3
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP3-2021-1917=1
  • Python 2 Module 15-SP2
    zypper in -t patch SUSE-SLE-Module-Python2-15-SP2-2021-1917=1
  • Python 2 Module 15-SP3
    zypper in -t patch SUSE-SLE-Module-Python2-15-SP3-2021-1917=1
  • SUSE Linux Enterprise Micro 5.0
    zypper in -t patch SUSE-SUSE-MicroOS-5.0-2021-1917=1

Package List:

  • Basesystem Module 15-SP2 (x86_64)
    • libxml2-2-32bit-debuginfo-2.9.7-3.37.1
    • libxml2-2-32bit-2.9.7-3.37.1
  • Basesystem Module 15-SP2 (aarch64 ppc64le s390x x86_64)
    • python3-libxml2-python-debuginfo-2.9.7-3.37.1
    • libxml2-2-2.9.7-3.37.1
    • libxml2-2-debuginfo-2.9.7-3.37.1
    • libxml2-tools-debuginfo-2.9.7-3.37.1
    • libxml2-tools-2.9.7-3.37.1
    • python3-libxml2-python-2.9.7-3.37.1
    • python-libxml2-python-debugsource-2.9.7-3.37.1
    • libxml2-debugsource-2.9.7-3.37.1
    • libxml2-devel-2.9.7-3.37.1
  • Basesystem Module 15-SP3 (aarch64 ppc64le s390x x86_64)
    • python3-libxml2-python-debuginfo-2.9.7-3.37.1
    • libxml2-2-2.9.7-3.37.1
    • libxml2-2-debuginfo-2.9.7-3.37.1
    • libxml2-tools-debuginfo-2.9.7-3.37.1
    • libxml2-tools-2.9.7-3.37.1
    • python3-libxml2-python-2.9.7-3.37.1
    • python-libxml2-python-debugsource-2.9.7-3.37.1
    • libxml2-debugsource-2.9.7-3.37.1
    • libxml2-devel-2.9.7-3.37.1
  • Basesystem Module 15-SP3 (x86_64)
    • libxml2-2-32bit-debuginfo-2.9.7-3.37.1
    • libxml2-2-32bit-2.9.7-3.37.1
  • Python 2 Module 15-SP2 (aarch64 ppc64le s390x x86_64)
    • python2-libxml2-python-2.9.7-3.37.1
    • python-libxml2-python-debugsource-2.9.7-3.37.1
    • python2-libxml2-python-debuginfo-2.9.7-3.37.1
  • Python 2 Module 15-SP3 (aarch64 ppc64le s390x x86_64)
    • python2-libxml2-python-2.9.7-3.37.1
    • python-libxml2-python-debugsource-2.9.7-3.37.1
    • python2-libxml2-python-debuginfo-2.9.7-3.37.1
  • SUSE Linux Enterprise Micro 5.0 (aarch64 x86_64)
    • libxml2-2-2.9.7-3.37.1
    • libxml2-2-debuginfo-2.9.7-3.37.1
    • libxml2-tools-2.9.7-3.37.1
    • libxml2-debugsource-2.9.7-3.37.1
    • libxml2-tools-debuginfo-2.9.7-3.37.1

References: