Security update for libxml2

Announcement ID:	SUSE-SU-2021:1658-1
Rating:	important
References:	bsc#1185408 bsc#1185409 bsc#1185410 bsc#1185698
Cross-References:	CVE-2021-3516 CVE-2021-3517 CVE-2021-3518 CVE-2021-3537
CVSS scores:	CVE-2021-3516 ( SUSE ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2021-3516 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVE-2021-3517 ( SUSE ): 8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H CVE-2021-3517 ( NVD ): 8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H CVE-2021-3518 ( SUSE ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2021-3518 ( NVD ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVE-2021-3537 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2021-3537 ( NVD ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products:	HPE Helion OpenStack 8 SUSE Linux Enterprise High Performance Computing 12 SP2 SUSE Linux Enterprise High Performance Computing 12 SP3 SUSE Linux Enterprise High Performance Computing 12 SP4 SUSE Linux Enterprise High Performance Computing 12 SP5 SUSE Linux Enterprise Server 12 SP2 SUSE Linux Enterprise Server 12 SP2 BCL 12-SP2 SUSE Linux Enterprise Server 12 SP3 SUSE Linux Enterprise Server 12 SP3 BCL 12-SP3 SUSE Linux Enterprise Server 12 SP3 ESPOS 12-SP3 SUSE Linux Enterprise Server 12 SP3 LTSS 12-SP3 SUSE Linux Enterprise Server 12 SP4 SUSE Linux Enterprise Server 12 SP4 ESPOS 12-SP4 SUSE Linux Enterprise Server 12 SP4 LTSS 12-SP4 SUSE Linux Enterprise Server 12 SP5 SUSE Linux Enterprise Server for SAP Applications 12 SP3 SUSE Linux Enterprise Server for SAP Applications 12 SP4 SUSE Linux Enterprise Server for SAP Applications 12 SP5 SUSE Linux Enterprise Software Development Kit 12 SP5 SUSE OpenStack Cloud 8 SUSE OpenStack Cloud 9 SUSE OpenStack Cloud Crowbar 8 SUSE OpenStack Cloud Crowbar 9

An update that solves four vulnerabilities can now be installed.

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 update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:

• HPE Helion OpenStack 8
  zypper in -t patch HPE-Helion-OpenStack-8-2021-1658=1
• SUSE OpenStack Cloud 8
  zypper in -t patch SUSE-OpenStack-Cloud-8-2021-1658=1
• SUSE OpenStack Cloud 9
  zypper in -t patch SUSE-OpenStack-Cloud-9-2021-1658=1
• SUSE OpenStack Cloud Crowbar 8
  zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-8-2021-1658=1
• SUSE OpenStack Cloud Crowbar 9
  zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-9-2021-1658=1
• SUSE Linux Enterprise Server for SAP Applications 12 SP3
  zypper in -t patch SUSE-SLE-SAP-12-SP3-2021-1658=1
• SUSE Linux Enterprise Server for SAP Applications 12 SP4
  zypper in -t patch SUSE-SLE-SAP-12-SP4-2021-1658=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 12 SP2 BCL 12-SP2
  zypper in -t patch SUSE-SLE-SERVER-12-SP2-BCL-2021-1658=1
• SUSE Linux Enterprise Server 12 SP3 BCL 12-SP3
  zypper in -t patch SUSE-SLE-SERVER-12-SP3-BCL-2021-1658=1
• SUSE Linux Enterprise Server 12 SP3 ESPOS 12-SP3
  zypper in -t patch SUSE-SLE-SERVER-12-SP3-ESPOS-2021-1658=1
• SUSE Linux Enterprise Server 12 SP3 LTSS 12-SP3
  zypper in -t patch SUSE-SLE-SERVER-12-SP3-2021-1658=1
• SUSE Linux Enterprise Server 12 SP4 ESPOS 12-SP4
  zypper in -t patch SUSE-SLE-SERVER-12-SP4-ESPOS-2021-1658=1
• SUSE Linux Enterprise Server 12 SP4 LTSS 12-SP4
  zypper in -t patch SUSE-SLE-SERVER-12-SP4-LTSS-2021-1658=1
• SUSE Linux Enterprise High Performance Computing 12 SP5
  zypper in -t patch SUSE-SLE-SERVER-12-SP5-2021-1658=1
• SUSE Linux Enterprise Server 12 SP5
  zypper in -t patch SUSE-SLE-SERVER-12-SP5-2021-1658=1
• SUSE Linux Enterprise Server for SAP Applications 12 SP5
  zypper in -t patch SUSE-SLE-SERVER-12-SP5-2021-1658=1

Package List:

• HPE Helion OpenStack 8 (x86_64)
  • libxml2-2-debuginfo-2.9.4-46.43.1
  • python-libxml2-2.9.4-46.43.1
  • libxml2-2-32bit-2.9.4-46.43.1
  • python-libxml2-debuginfo-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-debugsource-2.9.4-46.43.1
  • libxml2-2-debuginfo-32bit-2.9.4-46.43.1
  • libxml2-debugsource-2.9.4-46.43.1
  • libxml2-2-2.9.4-46.43.1
• HPE Helion OpenStack 8 (noarch)
  • libxml2-doc-2.9.4-46.43.1
• SUSE OpenStack Cloud 8 (x86_64)
  • libxml2-2-debuginfo-2.9.4-46.43.1
  • python-libxml2-2.9.4-46.43.1
  • libxml2-2-32bit-2.9.4-46.43.1
  • python-libxml2-debuginfo-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-debugsource-2.9.4-46.43.1
  • libxml2-2-debuginfo-32bit-2.9.4-46.43.1
  • libxml2-debugsource-2.9.4-46.43.1
  • libxml2-2-2.9.4-46.43.1
• SUSE OpenStack Cloud 8 (noarch)
  • libxml2-doc-2.9.4-46.43.1
• SUSE OpenStack Cloud 9 (x86_64)
  • libxml2-2-debuginfo-2.9.4-46.43.1
  • python-libxml2-2.9.4-46.43.1
  • libxml2-2-32bit-2.9.4-46.43.1
  • python-libxml2-debuginfo-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-debugsource-2.9.4-46.43.1
  • libxml2-2-debuginfo-32bit-2.9.4-46.43.1
  • libxml2-debugsource-2.9.4-46.43.1
  • libxml2-2-2.9.4-46.43.1
• SUSE OpenStack Cloud 9 (noarch)
  • libxml2-doc-2.9.4-46.43.1
• SUSE OpenStack Cloud Crowbar 8 (x86_64)
  • libxml2-2-debuginfo-2.9.4-46.43.1
  • python-libxml2-2.9.4-46.43.1
  • libxml2-2-32bit-2.9.4-46.43.1
  • python-libxml2-debuginfo-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-debugsource-2.9.4-46.43.1
  • libxml2-2-debuginfo-32bit-2.9.4-46.43.1
  • libxml2-debugsource-2.9.4-46.43.1
  • libxml2-2-2.9.4-46.43.1
• SUSE OpenStack Cloud Crowbar 8 (noarch)
  • libxml2-doc-2.9.4-46.43.1
• SUSE OpenStack Cloud Crowbar 9 (x86_64)
  • libxml2-2-debuginfo-2.9.4-46.43.1
  • python-libxml2-2.9.4-46.43.1
  • libxml2-2-32bit-2.9.4-46.43.1
  • python-libxml2-debuginfo-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-debugsource-2.9.4-46.43.1
  • libxml2-2-debuginfo-32bit-2.9.4-46.43.1
  • libxml2-debugsource-2.9.4-46.43.1
  • libxml2-2-2.9.4-46.43.1
• SUSE OpenStack Cloud Crowbar 9 (noarch)
  • libxml2-doc-2.9.4-46.43.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP3 (ppc64le x86_64)
  • libxml2-2-debuginfo-2.9.4-46.43.1
  • python-libxml2-2.9.4-46.43.1
  • python-libxml2-debuginfo-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-debugsource-2.9.4-46.43.1
  • libxml2-debugsource-2.9.4-46.43.1
  • libxml2-2-2.9.4-46.43.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP3 (noarch)
  • libxml2-doc-2.9.4-46.43.1
• SUSE Linux Enterprise Server for SAP Applications 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 for SAP Applications 12 SP4 (ppc64le x86_64)
  • libxml2-2-debuginfo-2.9.4-46.43.1
  • python-libxml2-2.9.4-46.43.1
  • python-libxml2-debuginfo-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-debugsource-2.9.4-46.43.1
  • libxml2-debugsource-2.9.4-46.43.1
  • libxml2-2-2.9.4-46.43.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP4 (noarch)
  • libxml2-doc-2.9.4-46.43.1
• SUSE Linux Enterprise Server for SAP Applications 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 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 12 SP2 BCL 12-SP2 (x86_64)
  • libxml2-2-debuginfo-2.9.4-46.43.1
  • python-libxml2-2.9.4-46.43.1
  • libxml2-2-32bit-2.9.4-46.43.1
  • python-libxml2-debuginfo-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-debugsource-2.9.4-46.43.1
  • libxml2-2-debuginfo-32bit-2.9.4-46.43.1
  • libxml2-debugsource-2.9.4-46.43.1
  • libxml2-2-2.9.4-46.43.1
• SUSE Linux Enterprise Server 12 SP2 BCL 12-SP2 (noarch)
  • libxml2-doc-2.9.4-46.43.1
• SUSE Linux Enterprise Server 12 SP3 BCL 12-SP3 (x86_64)
  • libxml2-2-debuginfo-2.9.4-46.43.1
  • python-libxml2-2.9.4-46.43.1
  • libxml2-2-32bit-2.9.4-46.43.1
  • python-libxml2-debuginfo-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-debugsource-2.9.4-46.43.1
  • libxml2-2-debuginfo-32bit-2.9.4-46.43.1
  • libxml2-debugsource-2.9.4-46.43.1
  • libxml2-2-2.9.4-46.43.1
• SUSE Linux Enterprise Server 12 SP3 BCL 12-SP3 (noarch)
  • libxml2-doc-2.9.4-46.43.1
• SUSE Linux Enterprise Server 12 SP3 ESPOS 12-SP3 (aarch64 x86_64)
  • libxml2-2-debuginfo-2.9.4-46.43.1
  • python-libxml2-2.9.4-46.43.1
  • python-libxml2-debuginfo-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-debugsource-2.9.4-46.43.1
  • libxml2-debugsource-2.9.4-46.43.1
  • libxml2-2-2.9.4-46.43.1
• SUSE Linux Enterprise Server 12 SP3 ESPOS 12-SP3 (noarch)
  • libxml2-doc-2.9.4-46.43.1
• SUSE Linux Enterprise Server 12 SP3 ESPOS 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 SP3 LTSS 12-SP3 (aarch64 ppc64le s390x x86_64)
  • libxml2-2-debuginfo-2.9.4-46.43.1
  • python-libxml2-2.9.4-46.43.1
  • python-libxml2-debuginfo-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-debugsource-2.9.4-46.43.1
  • libxml2-debugsource-2.9.4-46.43.1
  • libxml2-2-2.9.4-46.43.1
• SUSE Linux Enterprise Server 12 SP3 LTSS 12-SP3 (noarch)
  • libxml2-doc-2.9.4-46.43.1
• SUSE Linux Enterprise Server 12 SP3 LTSS 12-SP3 (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 ESPOS 12-SP4 (aarch64 x86_64)
  • libxml2-2-debuginfo-2.9.4-46.43.1
  • python-libxml2-2.9.4-46.43.1
  • python-libxml2-debuginfo-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-debugsource-2.9.4-46.43.1
  • libxml2-debugsource-2.9.4-46.43.1
  • libxml2-2-2.9.4-46.43.1
• SUSE Linux Enterprise Server 12 SP4 ESPOS 12-SP4 (noarch)
  • libxml2-doc-2.9.4-46.43.1
• SUSE Linux Enterprise Server 12 SP4 ESPOS 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 12 SP4 LTSS 12-SP4 (aarch64 ppc64le s390x x86_64)
  • libxml2-2-debuginfo-2.9.4-46.43.1
  • python-libxml2-2.9.4-46.43.1
  • python-libxml2-debuginfo-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-debugsource-2.9.4-46.43.1
  • libxml2-debugsource-2.9.4-46.43.1
  • libxml2-2-2.9.4-46.43.1
• SUSE Linux Enterprise Server 12 SP4 LTSS 12-SP4 (noarch)
  • libxml2-doc-2.9.4-46.43.1
• SUSE Linux Enterprise Server 12 SP4 LTSS 12-SP4 (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 High Performance Computing 12 SP5 (aarch64 x86_64)
  • libxml2-2-debuginfo-2.9.4-46.43.1
  • python-libxml2-2.9.4-46.43.1
  • python-libxml2-debuginfo-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-debugsource-2.9.4-46.43.1
  • libxml2-debugsource-2.9.4-46.43.1
  • libxml2-2-2.9.4-46.43.1
• SUSE Linux Enterprise High Performance Computing 12 SP5 (noarch)
  • libxml2-doc-2.9.4-46.43.1
• SUSE Linux Enterprise High Performance Computing 12 SP5 (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-debuginfo-2.9.4-46.43.1
  • python-libxml2-2.9.4-46.43.1
  • python-libxml2-debuginfo-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-debugsource-2.9.4-46.43.1
  • libxml2-debugsource-2.9.4-46.43.1
  • libxml2-2-2.9.4-46.43.1
• SUSE Linux Enterprise Server 12 SP5 (noarch)
  • libxml2-doc-2.9.4-46.43.1
• SUSE Linux Enterprise Server 12 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 for SAP Applications 12 SP5 (ppc64le x86_64)
  • libxml2-2-debuginfo-2.9.4-46.43.1
  • python-libxml2-2.9.4-46.43.1
  • python-libxml2-debuginfo-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-debugsource-2.9.4-46.43.1
  • libxml2-debugsource-2.9.4-46.43.1
  • libxml2-2-2.9.4-46.43.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP5 (noarch)
  • libxml2-doc-2.9.4-46.43.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP5 (x86_64)
  • libxml2-2-32bit-2.9.4-46.43.1
  • libxml2-2-debuginfo-32bit-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/show_bug.cgi?id=1185408
• https://bugzilla.suse.com/show_bug.cgi?id=1185409
• https://bugzilla.suse.com/show_bug.cgi?id=1185410
• https://bugzilla.suse.com/show_bug.cgi?id=1185698