Security update for apache2

Announcement ID: SUSE-SU-2021:2954-1
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2021-33193 ( SUSE ): 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
  • CVE-2021-33193 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
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 one vulnerability can now be installed.

Description:

This update for apache2 fixes the following issues:

  • CVE-2021-33193: Fixed request splitting via HTTP/2 method injection and mod_proxy (bsc#1189387).

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-SP2-2021-2954=1
  • Basesystem Module 15-SP3
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP3-2021-2954=1
  • SUSE Package Hub 15 15-SP3
    zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP3-2021-2954=1
  • Server Applications Module 15-SP2
    zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP2-2021-2954=1
  • Server Applications Module 15-SP3
    zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP3-2021-2954=1

Package List:

  • Basesystem Module 15-SP2 (aarch64 ppc64le s390x x86_64)
    • apache2-2.4.43-3.25.1
    • apache2-debuginfo-2.4.43-3.25.1
    • apache2-debugsource-2.4.43-3.25.1
    • apache2-prefork-2.4.43-3.25.1
    • apache2-utils-debuginfo-2.4.43-3.25.1
    • apache2-utils-2.4.43-3.25.1
    • apache2-prefork-debuginfo-2.4.43-3.25.1
  • Basesystem Module 15-SP3 (aarch64 ppc64le s390x x86_64)
    • apache2-2.4.43-3.25.1
    • apache2-debuginfo-2.4.43-3.25.1
    • apache2-debugsource-2.4.43-3.25.1
    • apache2-prefork-2.4.43-3.25.1
    • apache2-utils-debuginfo-2.4.43-3.25.1
    • apache2-utils-2.4.43-3.25.1
    • apache2-prefork-debuginfo-2.4.43-3.25.1
  • SUSE Package Hub 15 15-SP3 (aarch64 ppc64le s390x x86_64)
    • apache2-event-debuginfo-2.4.43-3.25.1
    • apache2-debuginfo-2.4.43-3.25.1
    • apache2-event-2.4.43-3.25.1
    • apache2-debugsource-2.4.43-3.25.1
  • Server Applications Module 15-SP2 (aarch64 ppc64le s390x x86_64)
    • apache2-debuginfo-2.4.43-3.25.1
    • apache2-debugsource-2.4.43-3.25.1
    • apache2-devel-2.4.43-3.25.1
    • apache2-worker-2.4.43-3.25.1
    • apache2-worker-debuginfo-2.4.43-3.25.1
  • Server Applications Module 15-SP2 (noarch)
    • apache2-doc-2.4.43-3.25.1
  • Server Applications Module 15-SP3 (aarch64 ppc64le s390x x86_64)
    • apache2-debuginfo-2.4.43-3.25.1
    • apache2-debugsource-2.4.43-3.25.1
    • apache2-devel-2.4.43-3.25.1
    • apache2-worker-2.4.43-3.25.1
    • apache2-worker-debuginfo-2.4.43-3.25.1
  • Server Applications Module 15-SP3 (noarch)
    • apache2-doc-2.4.43-3.25.1

References: