Security update for libxml2

SUSE Security Update: Security update for libxml2

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Announcement ID:	SUSE-SU-2021:1658-1
Rating:	important
References:	#1185408 #1185409 #1185410 #1185698
Cross-References:	CVE-2021-3516 CVE-2021-3517 CVE-2021-3518 CVE-2021-3537
Affected Products:	SUSE OpenStack Cloud Crowbar 9 SUSE OpenStack Cloud Crowbar 8 SUSE OpenStack Cloud 9 SUSE OpenStack Cloud 8 SUSE Linux Enterprise Software Development Kit 12-SP5 SUSE Linux Enterprise Server for SAP 12-SP4 SUSE Linux Enterprise Server for SAP 12-SP3 SUSE Linux Enterprise Server 12-SP5 SUSE Linux Enterprise Server 12-SP4-LTSS SUSE Linux Enterprise Server 12-SP3-LTSS SUSE Linux Enterprise Server 12-SP3-BCL SUSE Linux Enterprise Server 12-SP2-BCL HPE Helion Openstack 8

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An update that fixes four vulnerabilities is now available.

Description:

This update for libxml2 fixes the following issues:
Security issues fixed:
CVE-2021-3537: NULL pointer dereference in valid.c:xmlValidBuildAContentModel (bsc#1185698)

• CVE-2021-3518: Fixed a use after free in xinclude.c:xmlXIncludeDoProcess (bsc#1185408).
• CVE-2021-3517: Fixed a heap based buffer overflow in entities.c:xmlEncodeEntitiesInternal (bsc#1185410).
• CVE-2021-3516: Fixed a use after free in entities.c:xmlEncodeEntitiesInternal (bsc#1185409).

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 OpenStack Cloud Crowbar 9:
  zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-9-2021-1658=1
• SUSE OpenStack Cloud Crowbar 8:
  zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-8-2021-1658=1
• SUSE OpenStack Cloud 9:
  zypper in -t patch SUSE-OpenStack-Cloud-9-2021-1658=1
• SUSE OpenStack Cloud 8:
  zypper in -t patch SUSE-OpenStack-Cloud-8-2021-1658=1
• SUSE Linux Enterprise Software Development Kit 12-SP5:
  zypper in -t patch SUSE-SLE-SDK-12-SP5-2021-1658=1
• SUSE Linux Enterprise Server for SAP 12-SP4:
  zypper in -t patch SUSE-SLE-SAP-12-SP4-2021-1658=1
• SUSE Linux Enterprise Server for SAP 12-SP3:
  zypper in -t patch SUSE-SLE-SAP-12-SP3-2021-1658=1
• SUSE Linux Enterprise Server 12-SP5:
  zypper in -t patch SUSE-SLE-SERVER-12-SP5-2021-1658=1
• SUSE Linux Enterprise Server 12-SP4-LTSS:
  zypper in -t patch SUSE-SLE-SERVER-12-SP4-LTSS-2021-1658=1
• SUSE Linux Enterprise Server 12-SP3-LTSS:
  zypper in -t patch SUSE-SLE-SERVER-12-SP3-2021-1658=1
• SUSE Linux Enterprise Server 12-SP3-BCL:
  zypper in -t patch SUSE-SLE-SERVER-12-SP3-BCL-2021-1658=1
• SUSE Linux Enterprise Server 12-SP2-BCL:
  zypper in -t patch SUSE-SLE-SERVER-12-SP2-BCL-2021-1658=1
• HPE Helion Openstack 8:
  zypper in -t patch HPE-Helion-OpenStack-8-2021-1658=1

Package List:

• SUSE OpenStack Cloud Crowbar 9 (noarch):
  • libxml2-doc-2.9.4-46.43.1
• SUSE OpenStack Cloud Crowbar 9 (x86_64):
  • libxml2-2-2.9.4-46.43.1
  • libxml2-2-32bit-2.9.4-46.43.1
  • libxml2-2-debuginfo-2.9.4-46.43.1
  • libxml2-2-debuginfo-32bit-2.9.4-46.43.1
  • libxml2-debugsource-2.9.4-46.43.1
  • libxml2-tools-2.9.4-46.43.1
  • libxml2-tools-debuginfo-2.9.4-46.43.1
  • python-libxml2-2.9.4-46.43.1
  • python-libxml2-debuginfo-2.9.4-46.43.1
  • python-libxml2-debugsource-2.9.4-46.43.1
• SUSE OpenStack Cloud Crowbar 8 (noarch):
  • libxml2-doc-2.9.4-46.43.1
• SUSE OpenStack Cloud Crowbar 8 (x86_64):
  • libxml2-2-2.9.4-46.43.1
  • libxml2-2-32bit-2.9.4-46.43.1
  • libxml2-2-debuginfo-2.9.4-46.43.1
  • libxml2-2-debuginfo-32bit-2.9.4-46.43.1
  • libxml2-debugsource-2.9.4-46.43.1
  • libxml2-tools-2.9.4-46.43.1
  • libxml2-tools-debuginfo-2.9.4-46.43.1
  • python-libxml2-2.9.4-46.43.1
  • python-libxml2-debuginfo-2.9.4-46.43.1
  • python-libxml2-debugsource-2.9.4-46.43.1
• SUSE OpenStack Cloud 9 (x86_64):
  • libxml2-2-2.9.4-46.43.1
  • libxml2-2-32bit-2.9.4-46.43.1
  • libxml2-2-debuginfo-2.9.4-46.43.1
  • libxml2-2-debuginfo-32bit-2.9.4-46.43.1
  • libxml2-debugsource-2.9.4-46.43.1
  • libxml2-tools-2.9.4-46.43.1
  • libxml2-tools-debuginfo-2.9.4-46.43.1
  • python-libxml2-2.9.4-46.43.1
  • python-libxml2-debuginfo-2.9.4-46.43.1
  • python-libxml2-debugsource-2.9.4-46.43.1
• SUSE OpenStack Cloud 9 (noarch):
  • libxml2-doc-2.9.4-46.43.1
• SUSE OpenStack Cloud 8 (noarch):
  • libxml2-doc-2.9.4-46.43.1
• SUSE OpenStack Cloud 8 (x86_64):
  • libxml2-2-2.9.4-46.43.1
  • libxml2-2-32bit-2.9.4-46.43.1
  • libxml2-2-debuginfo-2.9.4-46.43.1
  • libxml2-2-debuginfo-32bit-2.9.4-46.43.1
  • libxml2-debugsource-2.9.4-46.43.1
  • libxml2-tools-2.9.4-46.43.1
  • libxml2-tools-debuginfo-2.9.4-46.43.1
  • python-libxml2-2.9.4-46.43.1
  • python-libxml2-debuginfo-2.9.4-46.43.1
  • python-libxml2-debugsource-2.9.4-46.43.1
• SUSE Linux Enterprise Software Development Kit 12-SP5 (aarch64 ppc64le s390x x86_64):
  • libxml2-debugsource-2.9.4-46.43.1
  • libxml2-devel-2.9.4-46.43.1
• SUSE Linux Enterprise Server for SAP 12-SP4 (ppc64le x86_64):
  • libxml2-2-2.9.4-46.43.1
  • libxml2-2-debuginfo-2.9.4-46.43.1
  • libxml2-debugsource-2.9.4-46.43.1
  • libxml2-tools-2.9.4-46.43.1
  • libxml2-tools-debuginfo-2.9.4-46.43.1
  • python-libxml2-2.9.4-46.43.1
  • python-libxml2-debuginfo-2.9.4-46.43.1
  • python-libxml2-debugsource-2.9.4-46.43.1
• SUSE Linux Enterprise Server for SAP 12-SP4 (x86_64):
  • libxml2-2-32bit-2.9.4-46.43.1
  • libxml2-2-debuginfo-32bit-2.9.4-46.43.1
• SUSE Linux Enterprise Server for SAP 12-SP4 (noarch):
  • libxml2-doc-2.9.4-46.43.1
• SUSE Linux Enterprise Server for SAP 12-SP3 (ppc64le x86_64):
  • libxml2-2-2.9.4-46.43.1
  • libxml2-2-debuginfo-2.9.4-46.43.1
  • libxml2-debugsource-2.9.4-46.43.1
  • libxml2-tools-2.9.4-46.43.1
  • libxml2-tools-debuginfo-2.9.4-46.43.1
  • python-libxml2-2.9.4-46.43.1
  • python-libxml2-debuginfo-2.9.4-46.43.1
  • python-libxml2-debugsource-2.9.4-46.43.1
• SUSE Linux Enterprise Server for SAP 12-SP3 (noarch):
  • libxml2-doc-2.9.4-46.43.1
• SUSE Linux Enterprise Server for SAP 12-SP3 (x86_64):
  • libxml2-2-32bit-2.9.4-46.43.1
  • libxml2-2-debuginfo-32bit-2.9.4-46.43.1
• SUSE Linux Enterprise Server 12-SP5 (aarch64 ppc64le s390x x86_64):
  • libxml2-2-2.9.4-46.43.1
  • libxml2-2-debuginfo-2.9.4-46.43.1
  • libxml2-debugsource-2.9.4-46.43.1
  • libxml2-tools-2.9.4-46.43.1
  • libxml2-tools-debuginfo-2.9.4-46.43.1
  • python-libxml2-2.9.4-46.43.1
  • python-libxml2-debuginfo-2.9.4-46.43.1
  • python-libxml2-debugsource-2.9.4-46.43.1
• SUSE Linux Enterprise Server 12-SP5 (s390x x86_64):
  • libxml2-2-32bit-2.9.4-46.43.1
  • libxml2-2-debuginfo-32bit-2.9.4-46.43.1
• SUSE Linux Enterprise Server 12-SP5 (noarch):
  • libxml2-doc-2.9.4-46.43.1
• SUSE Linux Enterprise Server 12-SP4-LTSS (aarch64 ppc64le s390x x86_64):
  • libxml2-2-2.9.4-46.43.1
  • libxml2-2-debuginfo-2.9.4-46.43.1
  • libxml2-debugsource-2.9.4-46.43.1
  • libxml2-tools-2.9.4-46.43.1
  • libxml2-tools-debuginfo-2.9.4-46.43.1
  • python-libxml2-2.9.4-46.43.1
  • python-libxml2-debuginfo-2.9.4-46.43.1
  • python-libxml2-debugsource-2.9.4-46.43.1
• SUSE Linux Enterprise Server 12-SP4-LTSS (s390x x86_64):
  • libxml2-2-32bit-2.9.4-46.43.1
  • libxml2-2-debuginfo-32bit-2.9.4-46.43.1
• SUSE Linux Enterprise Server 12-SP4-LTSS (noarch):
  • libxml2-doc-2.9.4-46.43.1
• SUSE Linux Enterprise Server 12-SP3-LTSS (aarch64 ppc64le s390x x86_64):
  • libxml2-2-2.9.4-46.43.1
  • libxml2-2-debuginfo-2.9.4-46.43.1
  • libxml2-debugsource-2.9.4-46.43.1
  • libxml2-tools-2.9.4-46.43.1
  • libxml2-tools-debuginfo-2.9.4-46.43.1
  • python-libxml2-2.9.4-46.43.1
  • python-libxml2-debuginfo-2.9.4-46.43.1
  • python-libxml2-debugsource-2.9.4-46.43.1
• SUSE Linux Enterprise Server 12-SP3-LTSS (s390x x86_64):
  • libxml2-2-32bit-2.9.4-46.43.1
  • libxml2-2-debuginfo-32bit-2.9.4-46.43.1
• SUSE Linux Enterprise Server 12-SP3-LTSS (noarch):
  • libxml2-doc-2.9.4-46.43.1
• SUSE Linux Enterprise Server 12-SP3-BCL (x86_64):
  • libxml2-2-2.9.4-46.43.1
  • libxml2-2-32bit-2.9.4-46.43.1
  • libxml2-2-debuginfo-2.9.4-46.43.1
  • libxml2-2-debuginfo-32bit-2.9.4-46.43.1
  • libxml2-debugsource-2.9.4-46.43.1
  • libxml2-tools-2.9.4-46.43.1
  • libxml2-tools-debuginfo-2.9.4-46.43.1
  • python-libxml2-2.9.4-46.43.1
  • python-libxml2-debuginfo-2.9.4-46.43.1
  • python-libxml2-debugsource-2.9.4-46.43.1
• SUSE Linux Enterprise Server 12-SP3-BCL (noarch):
  • libxml2-doc-2.9.4-46.43.1
• SUSE Linux Enterprise Server 12-SP2-BCL (noarch):
  • libxml2-doc-2.9.4-46.43.1
• SUSE Linux Enterprise Server 12-SP2-BCL (x86_64):
  • libxml2-2-2.9.4-46.43.1
  • libxml2-2-32bit-2.9.4-46.43.1
  • libxml2-2-debuginfo-2.9.4-46.43.1
  • libxml2-2-debuginfo-32bit-2.9.4-46.43.1
  • libxml2-debugsource-2.9.4-46.43.1
  • libxml2-tools-2.9.4-46.43.1
  • libxml2-tools-debuginfo-2.9.4-46.43.1
  • python-libxml2-2.9.4-46.43.1
  • python-libxml2-debuginfo-2.9.4-46.43.1
  • python-libxml2-debugsource-2.9.4-46.43.1
• HPE Helion Openstack 8 (noarch):
  • libxml2-doc-2.9.4-46.43.1
• HPE Helion Openstack 8 (x86_64):
  • libxml2-2-2.9.4-46.43.1
  • libxml2-2-32bit-2.9.4-46.43.1
  • libxml2-2-debuginfo-2.9.4-46.43.1
  • libxml2-2-debuginfo-32bit-2.9.4-46.43.1
  • libxml2-debugsource-2.9.4-46.43.1
  • libxml2-tools-2.9.4-46.43.1
  • libxml2-tools-debuginfo-2.9.4-46.43.1
  • python-libxml2-2.9.4-46.43.1
  • python-libxml2-debuginfo-2.9.4-46.43.1
  • python-libxml2-debugsource-2.9.4-46.43.1

References:

• https://www.suse.com/security/cve/CVE-2021-3516.html
• https://www.suse.com/security/cve/CVE-2021-3517.html
• https://www.suse.com/security/cve/CVE-2021-3518.html
• https://www.suse.com/security/cve/CVE-2021-3537.html
• https://bugzilla.suse.com/1185408
• https://bugzilla.suse.com/1185409
• https://bugzilla.suse.com/1185410
• https://bugzilla.suse.com/1185698