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SUSE: 2020:1963-1 Important: Tomcat High CPU Usage Threat

suse
Calendar Grey July 20, 2020
Dist Suse Esm H88
SUSE Security Patch for Nginx: Addresses critical vulnerability leading to elevated memory consumption and possible downtime.
An update that fixes one vulnerability is now available

Summary

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

Topics%20covered

Topics Covered

security advisory important tomcat high CPU usage SUSE OpenStack

References

#1173389

Cross- 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

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

https://bugzilla.suse.com/1173389

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2020:1963-1
Rating: important

Topics%20covered

Topics Covered

security advisory important tomcat high CPU usage SUSE OpenStack

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