SUSE: 2020:1772-1 Important: Unbound Query Amplification Risk
suse
June 26, 2020
An update that fixes three vulnerabilities is now available
Summary
This update for unbound fixes the following issues: - CVE-2020-12662: Fixed an issue where unbound could have been tricked into amplifying an incoming query into a large number of queries directed to a target (bsc#1171889). - CVE-2020-12663: Fixed an issue where malformed answers from upstream name servers could have been used to make unbound unresponsive (bsc#1171889). - CVE-2019-18934: Fixed a vulnerability in the IPSec module which could have allowed code execution after receiving a special crafted answer (bsc#1157268). 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 Basesystem 15-SP2:
References
#1157268 #1171889
Cross- CVE-2019-18934 CVE-2020-12662 CVE-2020-12663
Affected Products:
SUSE Linux Enterprise Module for Basesystem 15-SP2
SUSE Linux Enterprise Module for Basesystem 15-SP1
https://www.suse.com/security/cve/CVE-2019-18934.html
https://www.suse.com/security/cve/CVE-2020-12662.html
https://www.suse.com/security/cve/CVE-2020-12663.html
https://bugzilla.suse.com/1157268
https://bugzilla.suse.com/1171889
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Announcement ID: SUSE-SU-2020:1772-1
Rating: important
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