{"id":"SUSE-SU-2021:0563-1","summary":"Security update for avahi","details":"This update for avahi fixes the following issues:\n\n- CVE-2021-26720: drop privileges when invoking avahi-daemon-check-dns.sh (bsc#1180827)\n- Add sudo to requires: used to drop privileges.\n","modified":"2026-03-11T07:17:16.478997Z","published":"2021-02-23T12:05:42Z","related":["CVE-2021-26720"],"upstream":["CVE-2021-26720"],"references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2021/suse-su-20210563-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1180827"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-26720"}],"affected":[{"package":{"name":"avahi","ecosystem":"SUSE:Linux Enterprise Software Development Kit 12 SP5","purl":"pkg:rpm/suse/avahi&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.32-32.12.2"}]}],"ecosystem_specific":{"binaries":[{"libhowl0":"0.6.32-32.12.2","avahi-compat-howl-devel":"0.6.32-32.12.2","libavahi-glib-devel":"0.6.32-32.12.3","libavahi-gobject-devel":"0.6.32-32.12.3","libavahi-gobject0":"0.6.32-32.12.3","libavahi-ui-gtk3-0":"0.6.32-32.12.3","libavahi-ui0":"0.6.32-32.12.3","python-avahi":"0.6.32-32.12.2","typelib-1_0-Avahi-0_6":"0.6.32-32.12.3","avahi-compat-mDNSResponder-devel":"0.6.32-32.12.2","libavahi-devel":"0.6.32-32.12.2"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:0563-1.json"}},{"package":{"name":"avahi-glib2","ecosystem":"SUSE:Linux Enterprise Software Development Kit 12 SP5","purl":"pkg:rpm/suse/avahi-glib2&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.32-32.12.3"}]}],"ecosystem_specific":{"binaries":[{"avahi-compat-howl-devel":"0.6.32-32.12.2","avahi-compat-mDNSResponder-devel":"0.6.32-32.12.2","libavahi-glib-devel":"0.6.32-32.12.3","libavahi-gobject0":"0.6.32-32.12.3","python-avahi":"0.6.32-32.12.2","libavahi-devel":"0.6.32-32.12.2","libavahi-gobject-devel":"0.6.32-32.12.3","libavahi-ui-gtk3-0":"0.6.32-32.12.3","libavahi-ui0":"0.6.32-32.12.3","libhowl0":"0.6.32-32.12.2","typelib-1_0-Avahi-0_6":"0.6.32-32.12.3"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:0563-1.json"}},{"package":{"name":"avahi","ecosystem":"SUSE:Linux Enterprise Server 12 SP5","purl":"pkg:rpm/suse/avahi&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.32-32.12.2"}]}],"ecosystem_specific":{"binaries":[{"libavahi-client3-32bit":"0.6.32-32.12.2","libavahi-client3":"0.6.32-32.12.2","libavahi-common3-32bit":"0.6.32-32.12.2","libavahi-common3":"0.6.32-32.12.2","libavahi-core7":"0.6.32-32.12.2","avahi-utils":"0.6.32-32.12.2","avahi":"0.6.32-32.12.2","libavahi-glib1-32bit":"0.6.32-32.12.3","libavahi-glib1":"0.6.32-32.12.3","libdns_sd-32bit":"0.6.32-32.12.2","libdns_sd":"0.6.32-32.12.2","avahi-lang":"0.6.32-32.12.2"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:0563-1.json"}},{"package":{"name":"avahi-glib2","ecosystem":"SUSE:Linux Enterprise Server 12 SP5","purl":"pkg:rpm/suse/avahi-glib2&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.32-32.12.3"}]}],"ecosystem_specific":{"binaries":[{"libavahi-client3":"0.6.32-32.12.2","libavahi-common3":"0.6.32-32.12.2","libavahi-core7":"0.6.32-32.12.2","libavahi-glib1":"0.6.32-32.12.3","libdns_sd":"0.6.32-32.12.2","avahi-lang":"0.6.32-32.12.2","libavahi-client3-32bit":"0.6.32-32.12.2","libavahi-common3-32bit":"0.6.32-32.12.2","libavahi-glib1-32bit":"0.6.32-32.12.3","libdns_sd-32bit":"0.6.32-32.12.2","avahi-utils":"0.6.32-32.12.2","avahi":"0.6.32-32.12.2"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:0563-1.json"}},{"package":{"name":"avahi","ecosystem":"SUSE:Linux Enterprise Server for SAP Applications 12 SP5","purl":"pkg:rpm/suse/avahi&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.32-32.12.2"}]}],"ecosystem_specific":{"binaries":[{"avahi-lang":"0.6.32-32.12.2","avahi":"0.6.32-32.12.2","libavahi-common3-32bit":"0.6.32-32.12.2","libavahi-common3":"0.6.32-32.12.2","libavahi-glib1-32bit":"0.6.32-32.12.3","libdns_sd-32bit":"0.6.32-32.12.2","libdns_sd":"0.6.32-32.12.2","avahi-utils":"0.6.32-32.12.2","libavahi-client3-32bit":"0.6.32-32.12.2","libavahi-client3":"0.6.32-32.12.2","libavahi-core7":"0.6.32-32.12.2","libavahi-glib1":"0.6.32-32.12.3"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:0563-1.json"}},{"package":{"name":"avahi-glib2","ecosystem":"SUSE:Linux Enterprise Server for SAP Applications 12 SP5","purl":"pkg:rpm/suse/avahi-glib2&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.32-32.12.3"}]}],"ecosystem_specific":{"binaries":[{"libavahi-common3-32bit":"0.6.32-32.12.2","libdns_sd-32bit":"0.6.32-32.12.2","libdns_sd":"0.6.32-32.12.2","avahi-utils":"0.6.32-32.12.2","avahi":"0.6.32-32.12.2","libavahi-client3-32bit":"0.6.32-32.12.2","libavahi-client3":"0.6.32-32.12.2","libavahi-common3":"0.6.32-32.12.2","libavahi-core7":"0.6.32-32.12.2","libavahi-glib1-32bit":"0.6.32-32.12.3","libavahi-glib1":"0.6.32-32.12.3","avahi-lang":"0.6.32-32.12.2"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:0563-1.json"}},{"package":{"name":"avahi-glib2","ecosystem":"SUSE:Linux Enterprise Workstation Extension 12 SP5","purl":"pkg:rpm/suse/avahi-glib2&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2012%20SP5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.32-32.12.3"}]}],"ecosystem_specific":{"binaries":[{"libavahi-gobject0":"0.6.32-32.12.3","libavahi-ui-gtk3-0":"0.6.32-32.12.3","libavahi-ui0":"0.6.32-32.12.3"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:0563-1.json"}}],"schema_version":"1.7.5"}