openSUSE Security Update: Security update for avahi ______________________________________________________________________________ Announcement ID: openSUSE-SU-2021:0370-1 Rating: moderate References: #1180827 Cross-References: CVE-2021-26720 CVSS scores: CVE-2021-26720 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2021-26720 (SUSE): 3.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N Affected Products: openSUSE Leap 15.2 ______________________________________________________________________________ An update that fixes one vulnerability is now available. Description: This update for avahi fixes the following issues: - CVE-2021-26720: drop privileges when invoking avahi-daemon-check-dns.sh (bsc#1180827) - Update avahi-daemon-check-dns.sh from Debian. Our previous version relied on ifconfig, route, and init.d. - Add sudo to requires: used to drop privileges. This update was imported from the SUSE:SLE-15-SP1:Update update project. Patch Instructions: To install this openSUSE 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: - openSUSE Leap 15.2: zypper in -t patch openSUSE-2021-370=1 Package List: - openSUSE Leap 15.2 (i586 x86_64): avahi-0.7-lp152.3.6.1 avahi-autoipd-0.7-lp152.3.6.1 avahi-autoipd-debuginfo-0.7-lp152.3.6.1 avahi-compat-howl-devel-0.7-lp152.3.6.1 avahi-compat-mDNSResponder-devel-0.7-lp152.3.6.1 avahi-debuginfo-0.7-lp152.3.6.1 avahi-debugsource-0.7-lp152.3.6.1 avahi-glib2-debugsource-0.7-lp152.3.6.1 avahi-utils-0.7-lp152.3.6.1 avahi-utils-debuginfo-0.7-lp152.3.6.1 avahi-utils-gtk-0.7-lp152.3.6.1 avahi-utils-gtk-debuginfo-0.7-lp152.3.6.1 libavahi-client3-0.7-lp152.3.6.1 libavahi-client3-debuginfo-0.7-lp152.3.6.1 libavahi-common3-0.7-lp152.3.6.1 libavahi-common3-debuginfo-0.7-lp152.3.6.1 libavahi-core7-0.7-lp152.3.6.1 libavahi-core7-debuginfo-0.7-lp152.3.6.1 libavahi-devel-0.7-lp152.3.6.1 libavahi-glib-devel-0.7-lp152.3.6.1 libavahi-glib1-0.7-lp152.3.6.1 libavahi-glib1-debuginfo-0.7-lp152.3.6.1 libavahi-gobject-devel-0.7-lp152.3.6.1 libavahi-gobject0-0.7-lp152.3.6.1 libavahi-gobject0-debuginfo-0.7-lp152.3.6.1 libavahi-ui-gtk3-0-0.7-lp152.3.6.1 libavahi-ui-gtk3-0-debuginfo-0.7-lp152.3.6.1 libavahi-ui0-0.7-lp152.3.6.1 libavahi-ui0-debuginfo-0.7-lp152.3.6.1 libdns_sd-0.7-lp152.3.6.1 libdns_sd-debuginfo-0.7-lp152.3.6.1 libhowl0-0.7-lp152.3.6.1 libhowl0-debuginfo-0.7-lp152.3.6.1 python3-avahi-0.7-lp152.3.6.1 python3-avahi-gtk-0.7-lp152.3.6.1 typelib-1_0-Avahi-0_6-0.7-lp152.3.6.1 - openSUSE Leap 15.2 (noarch): avahi-lang-0.7-lp152.3.6.1 - openSUSE Leap 15.2 (x86_64): avahi-32bit-debuginfo-0.7-lp152.3.6.1 avahi-mono-0.7-lp152.3.6.1 avahi-qt4-debugsource-0.7-lp152.3.6.1 libavahi-client3-32bit-0.7-lp152.3.6.1 libavahi-client3-32bit-debuginfo-0.7-lp152.3.6.1 libavahi-common3-32bit-0.7-lp152.3.6.1 libavahi-common3-32bit-debuginfo-0.7-lp152.3.6.1 libavahi-glib1-32bit-0.7-lp152.3.6.1 libavahi-glib1-32bit-debuginfo-0.7-lp152.3.6.1 libavahi-qt4-1-0.7-lp152.3.6.1 libavahi-qt4-1-debuginfo-0.7-lp152.3.6.1 libavahi-qt4-devel-0.7-lp152.3.6.1 libdns_sd-32bit-0.7-lp152.3.6.1 libdns_sd-32bit-debuginfo-0.7-lp152.3.6.1 References: https://www.suse.com/security/cve/CVE-2021-26720.html https://bugzilla.suse.com/1180827