Description:

SUSE has released security updates to address several vulnerabilities in the following products:

• Linux Kernel
  • SUSE Linux Enterprise Server for SAP 15
  • SUSE Linux Enterprise Server 15-LTSS
  • SUSE Linux Enterprise Module for Live Patching 15
  • SUSE Linux Enterprise High Performance Computing 15-LTSS
  • SUSE Linux Enterprise High Performance Computing 15-ESPOS
  • SUSE Linux Enterprise High Availability 15
  • SUSE OpenStack Cloud Crowbar 9
  • SUSE OpenStack Cloud 9
  • SUSE Linux Enterprise Server for SAP 12-SP4
  • SUSE Linux Enterprise Server 12-SP4-LTSS
  • SUSE Linux Enterprise Live Patching 12-SP4
  • SUSE Linux Enterprise High Availability 12-SP4
  • SUSE Linux Enterprise Module for Realtime 15-SP2
  • SUSE Manager Server 4.0
  • SUSE Manager Retail Branch Server 4.0
  • SUSE Manager Proxy 4.0
  • SUSE Linux Enterprise Server for SAP 15-SP1
  • SUSE Linux Enterprise Server 15-SP1-LTSS
  • SUSE Linux Enterprise Server 15-SP1-BCL
  • SUSE Linux Enterprise Module for Live Patching 15-SP1
  • SUSE Linux Enterprise High Performance Computing 15-SP1-LTSS
  • SUSE Linux Enterprise High Performance Computing 15-SP1-ESPOS
  • SUSE Linux Enterprise High Availability 15-SP1
  • SUSE Enterprise Storage 6
  • SUSE CaaS Platform 4.0
  • SUSE Linux Enterprise Server for SAP 12-SP3
  • SUSE Linux Enterprise Server 12-SP3-LTSS
• systemd
  • SUSE OpenStack Cloud Crowbar 9
  • SUSE OpenStack Cloud Crowbar 8
  • SUSE OpenStack Cloud 9
  • SUSE OpenStack Cloud 8
  • SUSE Linux Enterprise Server for SAP 12-SP4
  • SUSE Linux Enterprise Server for SAP 12-SP3
  • 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
• dbus-1
  • SUSE Linux Enterprise Software Development Kit 12-SP5
  • SUSE Linux Enterprise Server 12-SP5
• curl
  • SUSE OpenStack Cloud Crowbar 9
  • SUSE OpenStack Cloud 9
  • SUSE Linux Enterprise Server for SAP 12-SP4
  • SUSE Linux Enterprise Server 12-SP4-LTSS
• qemu
  • SUSE Linux Enterprise Server 12-SP2-BCL
  • SUSE Linux Enterprise Module for Server Applications 15-SP3
  • SUSE Linux Enterprise Module for Basesystem 15-SP3
• crmsh
  • SUSE Linux Enterprise High Availability 15-SP3
  • SUSE Linux Enterprise High Availability 15-SP2

Threats:

Attacker could exploit these vulnerabilities by doing the following:

• Denial of service (DoS)
• Privilege escalation
• Information disclosure
• Execute arbitrary code

Best practice and Recommendations:

The CERT team encourages users to review SUSE security advisory and apply the necessary updates:

• https://www.suse.com/support/update/announcement/2021/suse-su-20212421-1/
• https://www.suse.com/support/update/announcement/2021/suse-su-20212422-1/
• https://www.suse.com/support/update/announcement/2021/suse-su-20212423-1/
• https://www.suse.com/support/update/announcement/2021/suse-su-20212424-1/
• https://www.suse.com/support/update/announcement/2021/suse-su-20212425-1/
• https://www.suse.com/support/update/announcement/2021/suse-su-20212426-1/
• https://www.suse.com/support/update/announcement/2021/suse-su-20212427-1/
• https://www.suse.com/support/update/announcement/2021/suse-su-20212428-1/
• https://www.suse.com/support/update/announcement/2021/suse-su-20212433-1/
• https://www.suse.com/support/update/announcement/2021/suse-su-20212435-1/
• https://www.suse.com/support/update/announcement/2021/suse-su-20212442-1/