Security update for libcares2 SUSE Patch security@suse.de SUSE Security Team SUSE-SU-2021:14776-1 Final 1 1 2021-08-10T10:11:19Z current 2021-08-10T10:11:19Z 2021-08-10T10:11:19Z cve-database/bin/generate-cvrf.pl 2017-02-24T01:00:00Z Security update for libcares2 This update for libcares2 fixes the following issues: - CVE-2021-3672: Fixed input validation on hostnames (bsc#1188881). The CVRF data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0). sleposp3-libcares2-14776,slessp4-libcares2-14776 Copyright SUSE LLC under the Creative Commons License 4.0 with Attribution (CC-BY-4.0) https://www.suse.com/support/update/announcement/2021/suse-su-202114776-1/ Link for SUSE-SU-2021:14776-1 https://lists.suse.com/pipermail/sle-security-updates/2021-August/009278.html E-Mail link for SUSE-SU-2021:14776-1 https://www.suse.com/support/security/rating/ SUSE Security Ratings https://bugzilla.suse.com/1188881 SUSE Bug 1188881 https://www.suse.com/security/cve/CVE-2021-3672/ SUSE CVE CVE-2021-3672 page SUSE Linux Enterprise Point of Sale 11 SP3 SUSE Linux Enterprise Server 11 SP4-LTSS libcares2-1.7.4-7.10.3.1 libcares2-1.7.4-7.10.3.1 as a component of SUSE Linux Enterprise Point of Sale 11 SP3 libcares2-1.7.4-7.10.3.1 as a component of SUSE Linux Enterprise Server 11 SP4-LTSS A flaw was found in c-ares library, where a missing input validation check of host names returned by DNS (Domain Name Servers) can lead to output of wrong hostnames which might potentially lead to Domain Hijacking. The highest threat from this vulnerability is to confidentiality and integrity as well as system availability. CVE-2021-3672 SUSE Linux Enterprise Point of Sale 11 SP3:libcares2-1.7.4-7.10.3.1 SUSE Linux Enterprise Server 11 SP4-LTSS:libcares2-1.7.4-7.10.3.1 important To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2021/suse-su-202114776-1/ https://www.suse.com/security/cve/CVE-2021-3672.html CVE-2021-3672 https://bugzilla.suse.com/1188881 SUSE Bug 1188881 https://bugzilla.suse.com/1193099 SUSE Bug 1193099