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SUSE:2020:1841-1 Critical Security Update Released for Tomcat

suse
Calendar Grey July 3, 2020
Dist Suse Esm H88
SUSE Security Patch for tomcat resolves urgent HTTP/2 efficiency concern and includes detailed update guidance.
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 Linux Enterprise Server for SAP 15: zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-2020-1841=1 - SUSE Linux Enterprise Server 15-LTSS: zypper in -t patch SUSE-SLE-Product-SLES-15-2020-1841=1 - SUSE Linux Enterprise High Performance Computing 15-LTSS:

Topics%20covered

Topics Covered

security advisory important tomcat SUSE Linux HTTP/2 high CPU

References

#1173389

Cross- CVE-2020-11996

Affected Products:

SUSE Linux Enterprise Server for SAP 15

SUSE Linux Enterprise Server 15-LTSS

SUSE Linux Enterprise High Performance Computing 15-LTSS

SUSE Linux Enterprise High Performance Computing 15-ESPOS

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-2020:1841-1
Rating: important

Topics%20covered

Topics Covered

security advisory important tomcat SUSE Linux HTTP/2 high CPU

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