SUSE Security Update: Security update for xstream
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Announcement ID:    SUSE-SU-2022:0817-1
Rating:             moderate
References:         #1195458 
Cross-References:   CVE-2021-43859
CVSS scores:
                    CVE-2021-43859 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
                    CVE-2021-43859 (SUSE): 5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Affected Products:
                    SUSE Linux Enterprise Desktop 15-SP3
                    SUSE Linux Enterprise High Performance Computing 15-SP3
                    SUSE Linux Enterprise Module for Development Tools 15-SP3
                    SUSE Linux Enterprise Module for SUSE Manager Server 4.1
                    SUSE Linux Enterprise Module for SUSE Manager Server 4.2
                    SUSE Linux Enterprise Realtime Extension 15-SP2
                    SUSE Linux Enterprise Server 15-SP3
                    SUSE Linux Enterprise Server for SAP Applications 15-SP3
                    SUSE Manager Proxy 4.2
                    SUSE Manager Server 4.1
                    SUSE Manager Server 4.2
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   An update that fixes one vulnerability is now available.

Description:

   This update for xstream fixes the following issues:

   - CVE-2021-43859: Fixed a denial of service when unmarshalling highly
     recursive collections or maps (bsc#1195458).


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 Realtime Extension 15-SP2:

      zypper in -t patch SUSE-SLE-Product-RT-15-SP2-2022-817=1

   - SUSE Linux Enterprise Module for SUSE Manager Server 4.2:

      zypper in -t patch SUSE-SLE-Module-SUSE-Manager-Server-4.2-2022-817=1

   - SUSE Linux Enterprise Module for SUSE Manager Server 4.1:

      zypper in -t patch SUSE-SLE-Module-SUSE-Manager-Server-4.1-2022-817=1

   - SUSE Linux Enterprise Module for Development Tools 15-SP3:

      zypper in -t patch SUSE-SLE-Module-Development-Tools-15-SP3-2022-817=1



Package List:

   - SUSE Linux Enterprise Realtime Extension 15-SP2 (noarch):

      xstream-1.4.19-3.18.2

   - SUSE Linux Enterprise Module for SUSE Manager Server 4.2 (noarch):

      xstream-1.4.19-3.18.2

   - SUSE Linux Enterprise Module for SUSE Manager Server 4.1 (noarch):

      xstream-1.4.19-3.18.2

   - SUSE Linux Enterprise Module for Development Tools 15-SP3 (noarch):

      xstream-1.4.19-3.18.2


References:

   https://www.suse.com/security/cve/CVE-2021-43859.html
   https://bugzilla.suse.com/1195458