SUSE Security Update: Security update for tomcat
______________________________________________________________________________

Announcement ID:    SUSE-SU-2020:1963-1
Rating:             important
References:         #1173389 
Cross-References:   CVE-2020-11996
Affected Products:
                    SUSE OpenStack Cloud Crowbar 9
                    SUSE OpenStack Cloud 9
                    SUSE Linux Enterprise Server for SAP 12-SP4
                    SUSE Linux Enterprise Server 12-SP5
                    SUSE Linux Enterprise Server 12-SP4-LTSS
______________________________________________________________________________

   An update that fixes one vulnerability is now available.

Description:

   This update for tomcat fixes the following issues:

   Tomcat was updated to 9.0.36 See changelog at

   - CVE-2020-11996: Fixed an issue which by sending a specially crafted
     sequence of HTTP/2 requests could have triggered high CPU usage for
     several seconds making potentially the server unresponsive (bsc#1173389).


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 OpenStack Cloud Crowbar 9:

      zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-9-2020-1963=1

   - SUSE OpenStack Cloud 9:

      zypper in -t patch SUSE-OpenStack-Cloud-9-2020-1963=1

   - SUSE Linux Enterprise Server for SAP 12-SP4:

      zypper in -t patch SUSE-SLE-SAP-12-SP4-2020-1963=1

   - SUSE Linux Enterprise Server 12-SP5:

      zypper in -t patch SUSE-SLE-SERVER-12-SP5-2020-1963=1

   - SUSE Linux Enterprise Server 12-SP4-LTSS:

      zypper in -t patch SUSE-SLE-SERVER-12-SP4-LTSS-2020-1963=1



Package List:

   - SUSE OpenStack Cloud Crowbar 9 (noarch):

      tomcat-9.0.36-3.42.2
      tomcat-admin-webapps-9.0.36-3.42.2
      tomcat-docs-webapp-9.0.36-3.42.2
      tomcat-el-3_0-api-9.0.36-3.42.2
      tomcat-javadoc-9.0.36-3.42.2
      tomcat-jsp-2_3-api-9.0.36-3.42.2
      tomcat-lib-9.0.36-3.42.2
      tomcat-servlet-4_0-api-9.0.36-3.42.2
      tomcat-webapps-9.0.36-3.42.2

   - SUSE OpenStack Cloud 9 (noarch):

      tomcat-9.0.36-3.42.2
      tomcat-admin-webapps-9.0.36-3.42.2
      tomcat-docs-webapp-9.0.36-3.42.2
      tomcat-el-3_0-api-9.0.36-3.42.2
      tomcat-javadoc-9.0.36-3.42.2
      tomcat-jsp-2_3-api-9.0.36-3.42.2
      tomcat-lib-9.0.36-3.42.2
      tomcat-servlet-4_0-api-9.0.36-3.42.2
      tomcat-webapps-9.0.36-3.42.2

   - SUSE Linux Enterprise Server for SAP 12-SP4 (noarch):

      tomcat-9.0.36-3.42.2
      tomcat-admin-webapps-9.0.36-3.42.2
      tomcat-docs-webapp-9.0.36-3.42.2
      tomcat-el-3_0-api-9.0.36-3.42.2
      tomcat-javadoc-9.0.36-3.42.2
      tomcat-jsp-2_3-api-9.0.36-3.42.2
      tomcat-lib-9.0.36-3.42.2
      tomcat-servlet-4_0-api-9.0.36-3.42.2
      tomcat-webapps-9.0.36-3.42.2

   - SUSE Linux Enterprise Server 12-SP5 (noarch):

      tomcat-9.0.36-3.42.2
      tomcat-admin-webapps-9.0.36-3.42.2
      tomcat-docs-webapp-9.0.36-3.42.2
      tomcat-el-3_0-api-9.0.36-3.42.2
      tomcat-javadoc-9.0.36-3.42.2
      tomcat-jsp-2_3-api-9.0.36-3.42.2
      tomcat-lib-9.0.36-3.42.2
      tomcat-servlet-4_0-api-9.0.36-3.42.2
      tomcat-webapps-9.0.36-3.42.2

   - SUSE Linux Enterprise Server 12-SP4-LTSS (noarch):

      tomcat-9.0.36-3.42.2
      tomcat-admin-webapps-9.0.36-3.42.2
      tomcat-docs-webapp-9.0.36-3.42.2
      tomcat-el-3_0-api-9.0.36-3.42.2
      tomcat-javadoc-9.0.36-3.42.2
      tomcat-jsp-2_3-api-9.0.36-3.42.2
      tomcat-lib-9.0.36-3.42.2
      tomcat-servlet-4_0-api-9.0.36-3.42.2
      tomcat-webapps-9.0.36-3.42.2


References:

   https://www.suse.com/security/cve/CVE-2020-11996.html
   https://bugzilla.suse.com/1173389

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