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SUSE: 2019:2309-1 Important: Nginx Denial of Service Fix

suse
Calendar Grey September 5, 2019
Dist Suse Esm H88
SUSE has released a critical security patch for nginx, addressing six major flaws, comprising denial of service vulnerabilities and enhancements in performance.
An update that fixes 6 vulnerabilities is now available

Summary

This update for nginx fixes the following issues: Security issues fixed: - CVE-2019-9511: Fixed a denial of service by manipulating the window size and stream prioritization (bsc#1145579). - CVE-2019-9513: Fixed a denial of service caused by resource loops (bsc#1145580). - CVE-2019-9516: Fixed a denial of service caused by header leaks (bsc#1145582). - CVE-2018-16845: Fixed denial of service and memory disclosure via mp4 module (bsc#1115015). - CVE-2018-16843: Fixed excessive memory consumption in HTTP/2 implementation (bsc#1115022). - CVE-2018-16844: Fixed excessive CPU usage via flaw in HTTP/2 implementation (bsc#1115025). Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".

Topics%20covered

Topics Covered

security advisory denial of service update important fixes SUSE nginx

References

#1115015 #1115022 #1115025 #1145579 #1145580

#1145582

Cross- CVE-2018-16843 CVE-2018-16844 CVE-2018-16845

CVE-2019-9511 CVE-2019-9513 CVE-2019-9516

Affected Products:

SUSE Linux Enterprise Module for Server Applications 15-SP1

SUSE Linux Enterprise Module for Open Buildservice Development Tools 15-SP1

https://www.suse.com/security/cve/CVE-2018-16843.html

https://www.suse.com/security/cve/CVE-2018-16844.html

https://www.suse.com/security/cve/CVE-2018-16845.html

https://www.suse.com/security/cve/CVE-2019-9511.html

https://www.suse.com/security/cve/CVE-2019-9513.html

https://www.suse.com/security/cve/CVE-2019-9516.html

https://bugzilla.suse.com/1115015

https://bugzilla.suse.com/1115022

https://bugzilla.suse.com/1115025

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2019:2309-1
Rating: important

Topics%20covered

Topics Covered

security advisory denial of service update important fixes SUSE nginx

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