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SUSE Linux: 2021:1814-1 Important Nginx Heap Write DoS Issue

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Calendar Grey May 31, 2021
Scroller Suse
SUSE Security Update addresses severe nginx heap overflow issue identified in Advisory ID SUSE-SU-2021:1814-1. Take immediate action.
An update that fixes one vulnerability is now available

Summary

This update for nginx fixes the following issues: - CVE-2021-23017: nginx DNS resolver off-by-one heap write (bsc#1186126) 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 Module for Server Applications 15-SP2: zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP2-2021-1814=1 Package List: - SUSE Linux Enterprise Module for Server Applications 15-SP2 (aarch64 ppc64le s390x x86_64): nginx-1.16.1-3.3.1 nginx-debuginfo-1.16.1-3.3.1 nginx-debugsource-1.16.1-3.3.1 - SUSE Linux Enterprise Module for Server Applications 15-SP2 (noarch): nginx-source-1.16.1-3.3.1

Topics%20covered

Topics Covered

security advisory security issue important nginx SUSE Linux DNS resolver heap write

References

#1186126

Cross- CVE-2021-23017

CVSS scores:

CVE-2021-23017 (SUSE): 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Products:

SUSE Linux Enterprise Module for Server Applications 15-SP2

https://www.suse.com/security/cve/CVE-2021-23017.html

https://bugzilla.suse.com/1186126

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2021:1814-1
Rating: important

Topics%20covered

Topics Covered

security advisory security issue important nginx SUSE Linux DNS resolver heap write

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