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SUSE: 2021:2800-1 Urgent: krb5 Denial of Service Patch Now Available

suse
Calendar Grey August 20, 2021
Dist Suse Esm H88
SUSE reveals critical patch for krb5; resolution for `CVE-2021-36222` issue now released.
An update that fixes one vulnerability is now available

Summary

This update for krb5 fixes the following issues: - CVE-2021-36222: Fixed KDC null deref on bad encrypted challenge. (bsc#1188571) 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 MicroOS 5.0: zypper in -t patch SUSE-SUSE-MicroOS-5.0-2021-2800=1 - SUSE Manager Server 4.0: zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Server-4.0-2021-2800=1 - SUSE Manager Retail Branch Server 4.0: zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Retail-Branch-Server-4.0-2021-2800=1 - SUSE Manager Proxy 4.0: zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Proxy-4.0-2021-2800=1 - SUSE Linux Enterprise Server for SAP 15-SP1:

Topics%20covered

Topics Covered

security advisory denial of service vulnerability krb5 important update SUSE Linux Enterprise

References

#1188571

Cross- CVE-2021-36222

CVSS scores:

CVE-2021-36222 (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 MicroOS 5.0

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 15-SP1-LTSS

SUSE Linux Enterprise Server 15-SP1-BCL

SUSE Linux Enterprise Module for Server Applications 15-SP3

SUSE Linux Enterprise Module for Server Applications 15-SP2

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

...

Read the Full Advisory

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2021:2800-1
Rating: important

Topics%20covered

Topics Covered

security advisory denial of service vulnerability krb5 important update SUSE Linux Enterprise

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