Security update for apache2

Announcement ID:	SUSE-SU-2021:3522-1
Rating:	important
References:	bsc#1190666 bsc#1190669 bsc#1190702 bsc#1190703
Cross-References:	CVE-2021-34798 CVE-2021-36160 CVE-2021-39275 CVE-2021-40438
CVSS scores:	CVE-2021-34798 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2021-34798 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2021-36160 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2021-36160 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2021-39275 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2021-39275 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVE-2021-40438 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N CVE-2021-40438 ( NVD ): 9.0 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Affected Products:	Basesystem Module 15-SP2 Basesystem Module 15-SP3 Server Applications Module 15-SP2 Server Applications 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 5.1 SUSE Linux Enterprise Micro 5.2 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 SUSE Package Hub 15 15-SP3

An update that solves four vulnerabilities can now be installed.

Description:

This update for apache2 fixes the following issues:

• CVE-2021-40438: Fixed a SRF via a crafted request uri-path. (bsc#1190703)
• CVE-2021-36160: Fixed an out-of-bounds read via a crafted request uri-path. (bsc#1190702)
• CVE-2021-39275: Fixed an out-of-bounds write in ap_escape_quotes() via malicious input. (bsc#1190666)
• CVE-2021-34798: Fixed a NULL pointer dereference via malformed requests. (bsc#1190669)

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-SP2-2021-3522=1
• Basesystem Module 15-SP3
  zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP3-2021-3522=1
• SUSE Package Hub 15 15-SP3
  zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP3-2021-3522=1
• Server Applications Module 15-SP2
  zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP2-2021-3522=1
• Server Applications Module 15-SP3
  zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP3-2021-3522=1

Package List:

• Basesystem Module 15-SP2 (aarch64 ppc64le s390x x86_64)
  • apache2-debuginfo-2.4.43-3.32.1
  • apache2-prefork-debuginfo-2.4.43-3.32.1
  • apache2-debugsource-2.4.43-3.32.1
  • apache2-utils-debuginfo-2.4.43-3.32.1
  • apache2-prefork-2.4.43-3.32.1
  • apache2-2.4.43-3.32.1
  • apache2-utils-2.4.43-3.32.1
• Basesystem Module 15-SP3 (aarch64 ppc64le s390x x86_64)
  • apache2-debuginfo-2.4.43-3.32.1
  • apache2-prefork-debuginfo-2.4.43-3.32.1
  • apache2-debugsource-2.4.43-3.32.1
  • apache2-utils-debuginfo-2.4.43-3.32.1
  • apache2-prefork-2.4.43-3.32.1
  • apache2-2.4.43-3.32.1
  • apache2-utils-2.4.43-3.32.1
• SUSE Package Hub 15 15-SP3 (aarch64 ppc64le s390x x86_64)
  • apache2-event-debuginfo-2.4.43-3.32.1
  • apache2-debugsource-2.4.43-3.32.1
  • apache2-debuginfo-2.4.43-3.32.1
  • apache2-event-2.4.43-3.32.1
• Server Applications Module 15-SP2 (aarch64 ppc64le s390x x86_64)
  • apache2-debuginfo-2.4.43-3.32.1
  • apache2-devel-2.4.43-3.32.1
  • apache2-debugsource-2.4.43-3.32.1
  • apache2-worker-2.4.43-3.32.1
  • apache2-worker-debuginfo-2.4.43-3.32.1
• Server Applications Module 15-SP2 (noarch)
  • apache2-doc-2.4.43-3.32.1
• Server Applications Module 15-SP3 (aarch64 ppc64le s390x x86_64)
  • apache2-debuginfo-2.4.43-3.32.1
  • apache2-devel-2.4.43-3.32.1
  • apache2-debugsource-2.4.43-3.32.1
  • apache2-worker-2.4.43-3.32.1
  • apache2-worker-debuginfo-2.4.43-3.32.1
• Server Applications Module 15-SP3 (noarch)
  • apache2-doc-2.4.43-3.32.1

References:

• https://www.suse.com/security/cve/CVE-2021-34798.html
• https://www.suse.com/security/cve/CVE-2021-36160.html
• https://www.suse.com/security/cve/CVE-2021-39275.html
• https://www.suse.com/security/cve/CVE-2021-40438.html
• https://bugzilla.suse.com/show_bug.cgi?id=1190666
• https://bugzilla.suse.com/show_bug.cgi?id=1190669
• https://bugzilla.suse.com/show_bug.cgi?id=1190702
• https://bugzilla.suse.com/show_bug.cgi?id=1190703