{"id":"DEBIAN-CVE-2026-34933","details":"Avahi is a system which facilitates service discovery on a local network via the mDNS/DNS-SD protocol suite. Prior to version 0.9-rc4, any unprivileged local user can crash avahi-daemon by sending a single D-Bus method call with conflicting publish flags. This issue has been patched in version 0.9-rc4.","modified":"2026-09-01T16:06:40.333532493Z","published":"2026-04-03T23:17:05.377Z","upstream":["CVE-2026-34933"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2026-34933"}],"affected":[{"package":{"name":"avahi","ecosystem":"Debian:12","purl":"pkg:deb/debian/avahi?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.8-10","0.8-10+deb12u1","0.8-11","0.8-12","0.8-13","0.8-14","0.8-15","0.8-16","0.8-17","0.8-18"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-34933.json"}},{"package":{"name":"avahi","ecosystem":"Debian:13","purl":"pkg:deb/debian/avahi?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.8-16","0.8-17","0.8-18"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-34933.json"}},{"package":{"name":"avahi","ecosystem":"Debian:14","purl":"pkg:deb/debian/avahi?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.8-16","0.8-17","0.8-18"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-34933.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}