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SUSE: 2020:1772-1 Important: Unbound Query Amplification Risk

An update that fixes three vulnerabilities is now available. . SUSE Security Update: Security update for unbound ______________________________________________________________________________ Announcement ID: SUSE-SU-2020:1772-1 Rating: important References: #1157268 #1171889 Cross-References: 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 ______________________________________________________________________________ An update that fixes three vulnerabilities is now available. Description: 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: zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP2-2020-1772=1 - SUSE Linux Enterprise Module for Basesystem 15-SP1: zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP1-2020-1772=1 Package List: - SUSE Linux Enterprise Module for Basesystem 15-SP2 (aarch64 ppc64le s390x x86_64): libunbound2-1.6.8-10.3.1 libunbound2-debuginfo-1.6.8-10.3.1 unbound-anchor-1.6.8-10.3.1 unbound-anchor-debuginfo-1.6.8-10.3.1 unbound-debuginfo-1.6.8-10.3.1 unbound-debugsource-1.6.8-10.3.1 unbound-devel-1.6.8-10.3.1 - SUSE Linux Enterprise Module for Basesystem 15-SP1 (aarch64 ppc64le s390x x86_64): libunbound2-1.6.8-10.3.1 libunbound2-debuginfo-1.6.8-10.3.1 unbound-anchor-1.6.8-10.3.1 unbound-anchor-debuginfo-1.6.8-10.3.1 unbound-debuginfo-1.6.8-10.3.1 unbound-debugsource-1.6.8-10.3.1 unbound-devel-1.6.8-10.3.1 References: 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 _______________________________________________ sle-security-updates mailing list This email address is being protected from spambots. You need JavaScript enabled to view it. http://lists.suse.com/mailman/listinfo/sle-security-updates . SUSE has released a critical Security Update that fixes multiple significant flaws in unbound, impacting SUSE Linux Enterprise Modules.. SUSE Linux Security, Unbound Update, Security Patch, Linux Vulnerabilities, Important Security Advisory. . Severity: Important. LinuxSecurity.com Team

Jun 26, 2020 •Important SuSE