SUSE Security Update: Security update for log4j
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Announcement ID:    SUSE-SU-2021:4111-1
Rating:             important
References:         #1193662 
Cross-References:   CVE-2021-4104
CVSS scores:
                    CVE-2021-4104 (SUSE): 6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected Products:
                    SUSE Linux Enterprise Server for SAP 15-SP1
                    SUSE Linux Enterprise Server for SAP 15
                    SUSE Linux Enterprise Server 15-SP1-LTSS
                    SUSE Linux Enterprise Server 15-SP1-BCL
                    SUSE Linux Enterprise Server 15-LTSS
                    SUSE Linux Enterprise High Performance Computing 15-SP1-LTSS
                    SUSE Linux Enterprise High Performance Computing 15-SP1-ESPOS
                    SUSE Linux Enterprise High Performance Computing 15-LTSS
                    SUSE Linux Enterprise High Performance Computing 15-ESPOS
                    SUSE Enterprise Storage 6
                    SUSE CaaS Platform 4.0
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   An update that fixes one vulnerability is now available.

Description:

   This update for log4j fixes the following issue:

   - CVE-2021-4104: Disable the JMSAppender class from log4j to protect
     against the log4jshell vulnerability. [bsc#1193662]


Patch Instructions:

   To install this SUSE Security Update use the SUSE recommended installation methods
   like YaST online_update or "zypper patch".

   Alternatively you can run the command listed for your product:

   - SUSE Linux Enterprise Server for SAP 15-SP1:

      zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP1-2021-4111=1

   - SUSE Linux Enterprise Server for SAP 15:

      zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-2021-4111=1

   - SUSE Linux Enterprise Server 15-SP1-LTSS:

      zypper in -t patch SUSE-SLE-Product-SLES-15-SP1-LTSS-2021-4111=1

   - SUSE Linux Enterprise Server 15-SP1-BCL:

      zypper in -t patch SUSE-SLE-Product-SLES-15-SP1-BCL-2021-4111=1

   - SUSE Linux Enterprise Server 15-LTSS:

      zypper in -t patch SUSE-SLE-Product-SLES-15-2021-4111=1

   - SUSE Linux Enterprise High Performance Computing 15-SP1-LTSS:

      zypper in -t patch SUSE-SLE-Product-HPC-15-SP1-LTSS-2021-4111=1

   - SUSE Linux Enterprise High Performance Computing 15-SP1-ESPOS:

      zypper in -t patch SUSE-SLE-Product-HPC-15-SP1-ESPOS-2021-4111=1

   - SUSE Linux Enterprise High Performance Computing 15-LTSS:

      zypper in -t patch SUSE-SLE-Product-HPC-15-2021-4111=1

   - SUSE Linux Enterprise High Performance Computing 15-ESPOS:

      zypper in -t patch SUSE-SLE-Product-HPC-15-2021-4111=1

   - SUSE Enterprise Storage 6:

      zypper in -t patch SUSE-Storage-6-2021-4111=1

   - SUSE CaaS Platform 4.0:

      To install this update, use the SUSE CaaS Platform 'skuba' tool. It
      will inform you if it detects new updates and let you then trigger
      updating of the complete cluster in a controlled way.



Package List:

   - SUSE Linux Enterprise Server for SAP 15-SP1 (noarch):

      log4j-1.2.17-5.6.1
      log4j-manual-1.2.17-5.6.1

   - SUSE Linux Enterprise Server for SAP 15 (noarch):

      log4j-1.2.17-5.6.1
      log4j-manual-1.2.17-5.6.1

   - SUSE Linux Enterprise Server 15-SP1-LTSS (noarch):

      log4j-1.2.17-5.6.1
      log4j-manual-1.2.17-5.6.1

   - SUSE Linux Enterprise Server 15-SP1-BCL (noarch):

      log4j-1.2.17-5.6.1
      log4j-manual-1.2.17-5.6.1

   - SUSE Linux Enterprise Server 15-LTSS (noarch):

      log4j-1.2.17-5.6.1
      log4j-manual-1.2.17-5.6.1

   - SUSE Linux Enterprise High Performance Computing 15-SP1-LTSS (noarch):

      log4j-1.2.17-5.6.1
      log4j-manual-1.2.17-5.6.1

   - SUSE Linux Enterprise High Performance Computing 15-SP1-ESPOS (noarch):

      log4j-1.2.17-5.6.1
      log4j-manual-1.2.17-5.6.1

   - SUSE Linux Enterprise High Performance Computing 15-LTSS (noarch):

      log4j-1.2.17-5.6.1
      log4j-manual-1.2.17-5.6.1

   - SUSE Linux Enterprise High Performance Computing 15-ESPOS (noarch):

      log4j-1.2.17-5.6.1
      log4j-manual-1.2.17-5.6.1

   - SUSE Enterprise Storage 6 (noarch):

      log4j-1.2.17-5.6.1
      log4j-manual-1.2.17-5.6.1

   - SUSE CaaS Platform 4.0 (noarch):

      log4j-1.2.17-5.6.1
      log4j-manual-1.2.17-5.6.1


References:

   https://www.suse.com/security/cve/CVE-2021-4104.html
   https://bugzilla.suse.com/1193662