Security update for libxml2

SUSE Security Update: Security update for libxml2
Announcement ID: SUSE-SU-2021:1917-1
Rating: moderate
References: #1186015
Cross-References:CVE-2021-3541
Affected Products:
  • SUSE MicroOS 5.0
  • SUSE Linux Enterprise Module for Python2 15-SP3
  • SUSE Linux Enterprise Module for Python2 15-SP2
  • SUSE Linux Enterprise Module for Basesystem 15-SP3
  • SUSE Linux Enterprise Module for Basesystem 15-SP2

An update that fixes one vulnerability is now available.

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

Package List:

  • SUSE MicroOS 5.0 (aarch64 x86_64):
    • libxml2-2-2.9.7-3.37.1
    • libxml2-2-debuginfo-2.9.7-3.37.1
    • libxml2-debugsource-2.9.7-3.37.1
    • libxml2-tools-2.9.7-3.37.1
    • libxml2-tools-debuginfo-2.9.7-3.37.1
  • SUSE Linux Enterprise Module for Python2 15-SP3 (aarch64 ppc64le s390x x86_64):
    • python-libxml2-python-debugsource-2.9.7-3.37.1
    • python2-libxml2-python-2.9.7-3.37.1
    • python2-libxml2-python-debuginfo-2.9.7-3.37.1
  • SUSE Linux Enterprise Module for Python2 15-SP2 (aarch64 ppc64le s390x x86_64):
    • python-libxml2-python-debugsource-2.9.7-3.37.1
    • python2-libxml2-python-2.9.7-3.37.1
    • python2-libxml2-python-debuginfo-2.9.7-3.37.1
  • SUSE Linux Enterprise Module for Basesystem 15-SP3 (aarch64 ppc64le s390x x86_64):
    • libxml2-2-2.9.7-3.37.1
    • libxml2-2-debuginfo-2.9.7-3.37.1
    • libxml2-debugsource-2.9.7-3.37.1
    • libxml2-devel-2.9.7-3.37.1
    • libxml2-tools-2.9.7-3.37.1
    • libxml2-tools-debuginfo-2.9.7-3.37.1
    • python-libxml2-python-debugsource-2.9.7-3.37.1
    • python3-libxml2-python-2.9.7-3.37.1
    • python3-libxml2-python-debuginfo-2.9.7-3.37.1
  • SUSE Linux Enterprise Module for Basesystem 15-SP3 (x86_64):
    • libxml2-2-32bit-2.9.7-3.37.1
    • libxml2-2-32bit-debuginfo-2.9.7-3.37.1
  • SUSE Linux Enterprise Module for Basesystem 15-SP2 (aarch64 ppc64le s390x x86_64):
    • libxml2-2-2.9.7-3.37.1
    • libxml2-2-debuginfo-2.9.7-3.37.1
    • libxml2-debugsource-2.9.7-3.37.1
    • libxml2-devel-2.9.7-3.37.1
    • libxml2-tools-2.9.7-3.37.1
    • libxml2-tools-debuginfo-2.9.7-3.37.1
    • python-libxml2-python-debugsource-2.9.7-3.37.1
    • python3-libxml2-python-2.9.7-3.37.1
    • python3-libxml2-python-debuginfo-2.9.7-3.37.1
  • SUSE Linux Enterprise Module for Basesystem 15-SP2 (x86_64):
    • libxml2-2-32bit-2.9.7-3.37.1
    • libxml2-2-32bit-debuginfo-2.9.7-3.37.1

References: