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SUSE: 2021:0492-1 Critical: Screen Denial of Service Vulnerability

suse
Calendar Grey February 17, 2021
Dist Suse Esm H88
SUSE has released a security patch for Screen to remediate CVE-2021-26937, which is classified with a critical severity level. Detailed installation guidance is available.
An update that fixes one vulnerability is now available

Summary

This update for screen fixes the following issues: - CVE-2021-26937: Fixed double width combining char handling that could lead to a denial of service or code execution (bsc#1182092). 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 Manager Server 4.0: zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Server-4.0-2021-492=1 - SUSE Manager Retail Branch Server 4.0: zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Retail-Branch-Server-4.0-2021-492=1 - SUSE Manager Proxy 4.0: zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Proxy-4.0-2021-492=1 - SUSE Linux Enterprise Server for SAP 15-SP1:

Topics%20covered

Topics Covered

security advisory denial of service update important screen SUSE Linux Enterprise

References

#1182092

Cross- CVE-2021-26937

CVSS scores:

CVE-2021-26937 (SUSE): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products:

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 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 Module for Basesystem 15-SP3

SUSE Linux Enterprise Module for Basesystem 15-SP2

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

...

Read the Full Advisory

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2021:0492-1
Rating: important

Topics%20covered

Topics Covered

security advisory denial of service update important screen SUSE Linux Enterprise

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