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SUSE Linux: 2022:0817-1 Moderate: Xstream Denial of Service Fix

suse
Calendar Grey March 14, 2022
Dist Suse Esm H88
Important advisory for xstream resolves denial of service vulnerability on SUSE platforms. Ensure your server remains protected!
An update that fixes one vulnerability is now available

Summary

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

Topics%20covered

Topics Covered

security advisory denial of service moderate severity SUSE Linux xstream

References

#1195458

Cross- 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

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

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Read the Full Advisory

Announcement ID: SUSE-SU-2022:0817-1
Rating: moderate

Topics%20covered

Topics Covered

security advisory denial of service moderate severity SUSE Linux xstream

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