Security update for apache2

Announcement ID:	SUSE-SU-2021:2006-1
Rating:	important
References:	bsc#1186922 bsc#1186923 bsc#1186924 bsc#1187017 bsc#1187174
Cross-References:	CVE-2020-35452 CVE-2021-26690 CVE-2021-26691 CVE-2021-30641 CVE-2021-31618
CVSS scores:	CVE-2020-35452 ( SUSE ): 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H CVE-2020-35452 ( NVD ): 7.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L CVE-2021-26690 ( SUSE ): 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H CVE-2021-26690 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2021-26691 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2021-26691 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVE-2021-30641 ( SUSE ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N CVE-2021-30641 ( NVD ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N CVE-2021-31618 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2021-31618 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/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 five vulnerabilities can now be installed.

Description:

This update for apache2 fixes the following issues:

• fixed CVE-2021-30641 [bsc#1187174]: MergeSlashes regression
• fixed CVE-2021-31618 [bsc#1186924]: NULL pointer dereference on specially crafted HTTP/2 request
• fixed CVE-2020-35452 [bsc#1186922]: Single zero byte stack overflow in mod_auth_digest
• fixed CVE-2021-26690 [bsc#1186923]: mod_session NULL pointer dereference in parser
• fixed CVE-2021-26691 [bsc#1187017]: Heap overflow in mod_session

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-8-2021-2006=1
• SUSE OpenStack Cloud 8
  zypper in -t patch SUSE-OpenStack-Cloud-8-2021-2006=1
• SUSE OpenStack Cloud 9
  zypper in -t patch SUSE-OpenStack-Cloud-9-2021-2006=1
• SUSE OpenStack Cloud Crowbar 8
  zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-8-2021-2006=1
• SUSE OpenStack Cloud Crowbar 9
  zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-9-2021-2006=1
• SUSE Linux Enterprise Server for SAP Applications 12 SP3
  zypper in -t patch SUSE-SLE-SAP-12-SP3-2021-2006=1
• SUSE Linux Enterprise Server for SAP Applications 12 SP4
  zypper in -t patch SUSE-SLE-SAP-12-SP4-2021-2006=1
• SUSE Linux Enterprise Software Development Kit 12 SP5
  zypper in -t patch SUSE-SLE-SDK-12-SP5-2021-2006=1
• SUSE Linux Enterprise Server 12 SP2 BCL 12-SP2
  zypper in -t patch SUSE-SLE-SERVER-12-SP2-BCL-2021-2006=1
• SUSE Linux Enterprise Server 12 SP3 BCL 12-SP3
  zypper in -t patch SUSE-SLE-SERVER-12-SP3-BCL-2021-2006=1
• SUSE Linux Enterprise Server 12 SP3 ESPOS 12-SP3
  zypper in -t patch SUSE-SLE-SERVER-12-SP3-ESPOS-2021-2006=1
• SUSE Linux Enterprise Server 12 SP3 LTSS 12-SP3
  zypper in -t patch SUSE-SLE-SERVER-12-SP3-2021-2006=1
• SUSE Linux Enterprise Server 12 SP4 ESPOS 12-SP4
  zypper in -t patch SUSE-SLE-SERVER-12-SP4-ESPOS-2021-2006=1
• SUSE Linux Enterprise Server 12 SP4 LTSS 12-SP4
  zypper in -t patch SUSE-SLE-SERVER-12-SP4-LTSS-2021-2006=1
• SUSE Linux Enterprise High Performance Computing 12 SP5
  zypper in -t patch SUSE-SLE-SERVER-12-SP5-2021-2006=1
• SUSE Linux Enterprise Server 12 SP5
  zypper in -t patch SUSE-SLE-SERVER-12-SP5-2021-2006=1
• SUSE Linux Enterprise Server for SAP Applications 12 SP5
  zypper in -t patch SUSE-SLE-SERVER-12-SP5-2021-2006=1

Package List:

• HPE Helion OpenStack 8 (x86_64)
  • apache2-utils-debuginfo-2.4.23-29.74.1
  • apache2-debugsource-2.4.23-29.74.1
  • apache2-prefork-debuginfo-2.4.23-29.74.1
  • apache2-utils-2.4.23-29.74.1
  • apache2-debuginfo-2.4.23-29.74.1
  • apache2-2.4.23-29.74.1
  • apache2-example-pages-2.4.23-29.74.1
  • apache2-worker-debuginfo-2.4.23-29.74.1
  • apache2-prefork-2.4.23-29.74.1
  • apache2-worker-2.4.23-29.74.1
• HPE Helion OpenStack 8 (noarch)
  • apache2-doc-2.4.23-29.74.1
• SUSE OpenStack Cloud 8 (x86_64)
  • apache2-utils-debuginfo-2.4.23-29.74.1
  • apache2-debugsource-2.4.23-29.74.1
  • apache2-prefork-debuginfo-2.4.23-29.74.1
  • apache2-utils-2.4.23-29.74.1
  • apache2-debuginfo-2.4.23-29.74.1
  • apache2-2.4.23-29.74.1
  • apache2-example-pages-2.4.23-29.74.1
  • apache2-worker-debuginfo-2.4.23-29.74.1
  • apache2-prefork-2.4.23-29.74.1
  • apache2-worker-2.4.23-29.74.1
• SUSE OpenStack Cloud 8 (noarch)
  • apache2-doc-2.4.23-29.74.1
• SUSE OpenStack Cloud 9 (x86_64)
  • apache2-utils-debuginfo-2.4.23-29.74.1
  • apache2-debugsource-2.4.23-29.74.1
  • apache2-prefork-debuginfo-2.4.23-29.74.1
  • apache2-utils-2.4.23-29.74.1
  • apache2-debuginfo-2.4.23-29.74.1
  • apache2-2.4.23-29.74.1
  • apache2-example-pages-2.4.23-29.74.1
  • apache2-worker-debuginfo-2.4.23-29.74.1
  • apache2-prefork-2.4.23-29.74.1
  • apache2-worker-2.4.23-29.74.1
• SUSE OpenStack Cloud 9 (noarch)
  • apache2-doc-2.4.23-29.74.1
• SUSE OpenStack Cloud Crowbar 8 (x86_64)
  • apache2-utils-debuginfo-2.4.23-29.74.1
  • apache2-debugsource-2.4.23-29.74.1
  • apache2-prefork-debuginfo-2.4.23-29.74.1
  • apache2-utils-2.4.23-29.74.1
  • apache2-debuginfo-2.4.23-29.74.1
  • apache2-2.4.23-29.74.1
  • apache2-example-pages-2.4.23-29.74.1
  • apache2-worker-debuginfo-2.4.23-29.74.1
  • apache2-prefork-2.4.23-29.74.1
  • apache2-worker-2.4.23-29.74.1
• SUSE OpenStack Cloud Crowbar 8 (noarch)
  • apache2-doc-2.4.23-29.74.1
• SUSE OpenStack Cloud Crowbar 9 (x86_64)
  • apache2-utils-debuginfo-2.4.23-29.74.1
  • apache2-debugsource-2.4.23-29.74.1
  • apache2-prefork-debuginfo-2.4.23-29.74.1
  • apache2-utils-2.4.23-29.74.1
  • apache2-debuginfo-2.4.23-29.74.1
  • apache2-2.4.23-29.74.1
  • apache2-example-pages-2.4.23-29.74.1
  • apache2-worker-debuginfo-2.4.23-29.74.1
  • apache2-prefork-2.4.23-29.74.1
  • apache2-worker-2.4.23-29.74.1
• SUSE OpenStack Cloud Crowbar 9 (noarch)
  • apache2-doc-2.4.23-29.74.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP3 (ppc64le x86_64)
  • apache2-utils-debuginfo-2.4.23-29.74.1
  • apache2-debugsource-2.4.23-29.74.1
  • apache2-prefork-debuginfo-2.4.23-29.74.1
  • apache2-utils-2.4.23-29.74.1
  • apache2-debuginfo-2.4.23-29.74.1
  • apache2-2.4.23-29.74.1
  • apache2-example-pages-2.4.23-29.74.1
  • apache2-worker-debuginfo-2.4.23-29.74.1
  • apache2-prefork-2.4.23-29.74.1
  • apache2-worker-2.4.23-29.74.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP3 (noarch)
  • apache2-doc-2.4.23-29.74.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP4 (ppc64le x86_64)
  • apache2-utils-debuginfo-2.4.23-29.74.1
  • apache2-debugsource-2.4.23-29.74.1
  • apache2-prefork-debuginfo-2.4.23-29.74.1
  • apache2-utils-2.4.23-29.74.1
  • apache2-debuginfo-2.4.23-29.74.1
  • apache2-2.4.23-29.74.1
  • apache2-example-pages-2.4.23-29.74.1
  • apache2-worker-debuginfo-2.4.23-29.74.1
  • apache2-prefork-2.4.23-29.74.1
  • apache2-worker-2.4.23-29.74.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP4 (noarch)
  • apache2-doc-2.4.23-29.74.1
• SUSE Linux Enterprise Software Development Kit 12 SP5 (aarch64 ppc64le s390x x86_64)
  • apache2-debuginfo-2.4.23-29.74.1
  • apache2-debugsource-2.4.23-29.74.1
  • apache2-devel-2.4.23-29.74.1
• SUSE Linux Enterprise Server 12 SP2 BCL 12-SP2 (x86_64)
  • apache2-utils-debuginfo-2.4.23-29.74.1
  • apache2-debugsource-2.4.23-29.74.1
  • apache2-prefork-debuginfo-2.4.23-29.74.1
  • apache2-utils-2.4.23-29.74.1
  • apache2-debuginfo-2.4.23-29.74.1
  • apache2-2.4.23-29.74.1
  • apache2-example-pages-2.4.23-29.74.1
  • apache2-worker-debuginfo-2.4.23-29.74.1
  • apache2-prefork-2.4.23-29.74.1
  • apache2-worker-2.4.23-29.74.1
• SUSE Linux Enterprise Server 12 SP2 BCL 12-SP2 (noarch)
  • apache2-doc-2.4.23-29.74.1
• SUSE Linux Enterprise Server 12 SP3 BCL 12-SP3 (x86_64)
  • apache2-utils-debuginfo-2.4.23-29.74.1
  • apache2-debugsource-2.4.23-29.74.1
  • apache2-prefork-debuginfo-2.4.23-29.74.1
  • apache2-utils-2.4.23-29.74.1
  • apache2-debuginfo-2.4.23-29.74.1
  • apache2-2.4.23-29.74.1
  • apache2-example-pages-2.4.23-29.74.1
  • apache2-worker-debuginfo-2.4.23-29.74.1
  • apache2-prefork-2.4.23-29.74.1
  • apache2-worker-2.4.23-29.74.1
• SUSE Linux Enterprise Server 12 SP3 BCL 12-SP3 (noarch)
  • apache2-doc-2.4.23-29.74.1
• SUSE Linux Enterprise Server 12 SP3 ESPOS 12-SP3 (aarch64 x86_64)
  • apache2-utils-debuginfo-2.4.23-29.74.1
  • apache2-debugsource-2.4.23-29.74.1
  • apache2-prefork-debuginfo-2.4.23-29.74.1
  • apache2-utils-2.4.23-29.74.1
  • apache2-debuginfo-2.4.23-29.74.1
  • apache2-2.4.23-29.74.1
  • apache2-example-pages-2.4.23-29.74.1
  • apache2-worker-debuginfo-2.4.23-29.74.1
  • apache2-prefork-2.4.23-29.74.1
  • apache2-worker-2.4.23-29.74.1
• SUSE Linux Enterprise Server 12 SP3 ESPOS 12-SP3 (noarch)
  • apache2-doc-2.4.23-29.74.1
• SUSE Linux Enterprise Server 12 SP3 LTSS 12-SP3 (aarch64 ppc64le s390x x86_64)
  • apache2-utils-debuginfo-2.4.23-29.74.1
  • apache2-debugsource-2.4.23-29.74.1
  • apache2-prefork-debuginfo-2.4.23-29.74.1
  • apache2-utils-2.4.23-29.74.1
  • apache2-debuginfo-2.4.23-29.74.1
  • apache2-2.4.23-29.74.1
  • apache2-example-pages-2.4.23-29.74.1
  • apache2-worker-debuginfo-2.4.23-29.74.1
  • apache2-prefork-2.4.23-29.74.1
  • apache2-worker-2.4.23-29.74.1
• SUSE Linux Enterprise Server 12 SP3 LTSS 12-SP3 (noarch)
  • apache2-doc-2.4.23-29.74.1
• SUSE Linux Enterprise Server 12 SP4 ESPOS 12-SP4 (aarch64 x86_64)
  • apache2-utils-debuginfo-2.4.23-29.74.1
  • apache2-debugsource-2.4.23-29.74.1
  • apache2-prefork-debuginfo-2.4.23-29.74.1
  • apache2-utils-2.4.23-29.74.1
  • apache2-debuginfo-2.4.23-29.74.1
  • apache2-2.4.23-29.74.1
  • apache2-example-pages-2.4.23-29.74.1
  • apache2-worker-debuginfo-2.4.23-29.74.1
  • apache2-prefork-2.4.23-29.74.1
  • apache2-worker-2.4.23-29.74.1
• SUSE Linux Enterprise Server 12 SP4 ESPOS 12-SP4 (noarch)
  • apache2-doc-2.4.23-29.74.1
• SUSE Linux Enterprise Server 12 SP4 LTSS 12-SP4 (aarch64 ppc64le s390x x86_64)
  • apache2-utils-debuginfo-2.4.23-29.74.1
  • apache2-debugsource-2.4.23-29.74.1
  • apache2-prefork-debuginfo-2.4.23-29.74.1
  • apache2-utils-2.4.23-29.74.1
  • apache2-debuginfo-2.4.23-29.74.1
  • apache2-2.4.23-29.74.1
  • apache2-example-pages-2.4.23-29.74.1
  • apache2-worker-debuginfo-2.4.23-29.74.1
  • apache2-prefork-2.4.23-29.74.1
  • apache2-worker-2.4.23-29.74.1
• SUSE Linux Enterprise Server 12 SP4 LTSS 12-SP4 (noarch)
  • apache2-doc-2.4.23-29.74.1
• SUSE Linux Enterprise High Performance Computing 12 SP5 (aarch64 x86_64)
  • apache2-utils-debuginfo-2.4.23-29.74.1
  • apache2-debugsource-2.4.23-29.74.1
  • apache2-prefork-debuginfo-2.4.23-29.74.1
  • apache2-utils-2.4.23-29.74.1
  • apache2-debuginfo-2.4.23-29.74.1
  • apache2-2.4.23-29.74.1
  • apache2-example-pages-2.4.23-29.74.1
  • apache2-worker-debuginfo-2.4.23-29.74.1
  • apache2-prefork-2.4.23-29.74.1
  • apache2-worker-2.4.23-29.74.1
• SUSE Linux Enterprise High Performance Computing 12 SP5 (noarch)
  • apache2-doc-2.4.23-29.74.1
• SUSE Linux Enterprise Server 12 SP5 (aarch64 ppc64le s390x x86_64)
  • apache2-utils-debuginfo-2.4.23-29.74.1
  • apache2-debugsource-2.4.23-29.74.1
  • apache2-prefork-debuginfo-2.4.23-29.74.1
  • apache2-utils-2.4.23-29.74.1
  • apache2-debuginfo-2.4.23-29.74.1
  • apache2-2.4.23-29.74.1
  • apache2-example-pages-2.4.23-29.74.1
  • apache2-worker-debuginfo-2.4.23-29.74.1
  • apache2-prefork-2.4.23-29.74.1
  • apache2-worker-2.4.23-29.74.1
• SUSE Linux Enterprise Server 12 SP5 (noarch)
  • apache2-doc-2.4.23-29.74.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP5 (ppc64le x86_64)
  • apache2-utils-debuginfo-2.4.23-29.74.1
  • apache2-debugsource-2.4.23-29.74.1
  • apache2-prefork-debuginfo-2.4.23-29.74.1
  • apache2-utils-2.4.23-29.74.1
  • apache2-debuginfo-2.4.23-29.74.1
  • apache2-2.4.23-29.74.1
  • apache2-example-pages-2.4.23-29.74.1
  • apache2-worker-debuginfo-2.4.23-29.74.1
  • apache2-prefork-2.4.23-29.74.1
  • apache2-worker-2.4.23-29.74.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP5 (noarch)
  • apache2-doc-2.4.23-29.74.1

References:

• https://www.suse.com/security/cve/CVE-2020-35452.html
• https://www.suse.com/security/cve/CVE-2021-26690.html
• https://www.suse.com/security/cve/CVE-2021-26691.html
• https://www.suse.com/security/cve/CVE-2021-30641.html
• https://www.suse.com/security/cve/CVE-2021-31618.html
• https://bugzilla.suse.com/show_bug.cgi?id=1186922
• https://bugzilla.suse.com/show_bug.cgi?id=1186923
• https://bugzilla.suse.com/show_bug.cgi?id=1186924
• https://bugzilla.suse.com/show_bug.cgi?id=1187017
• https://bugzilla.suse.com/show_bug.cgi?id=1187174