{"id":"USN-6129-1","summary":"avahi vulnerability","details":"It was discovered that Avahi incorrectly handled certain DBus messages. A\nlocal attacker could possibly use this issue to cause Avahi to crash,\nresulting in a denial of service.\n","modified":"2026-04-22T11:00:28.007505Z","published":"2023-06-01T14:51:17Z","related":["UBUNTU-CVE-2023-1981"],"upstream":["CVE-2023-1981","UBUNTU-CVE-2023-1981"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-6129-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-1981"}],"affected":[{"package":{"name":"avahi","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/avahi@0.7-4ubuntu7.2?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.7-4ubuntu7.2"}]}],"versions":["0.7-4ubuntu5","0.7-4ubuntu6","0.7-4ubuntu7","0.7-4ubuntu7.1"],"ecosystem_specific":{"binaries":[{"binary_name":"avahi-autoipd","binary_version":"0.7-4ubuntu7.2"},{"binary_name":"avahi-daemon","binary_version":"0.7-4ubuntu7.2"},{"binary_name":"avahi-discover","binary_version":"0.7-4ubuntu7.2"},{"binary_name":"avahi-dnsconfd","binary_version":"0.7-4ubuntu7.2"},{"binary_name":"avahi-ui-utils","binary_version":"0.7-4ubuntu7.2"},{"binary_name":"avahi-utils","binary_version":"0.7-4ubuntu7.2"},{"binary_name":"gir1.2-avahi-0.6","binary_version":"0.7-4ubuntu7.2"},{"binary_name":"libavahi-client3","binary_version":"0.7-4ubuntu7.2"},{"binary_name":"libavahi-common-data","binary_version":"0.7-4ubuntu7.2"},{"binary_name":"libavahi-common3","binary_version":"0.7-4ubuntu7.2"},{"binary_name":"libavahi-compat-libdnssd1","binary_version":"0.7-4ubuntu7.2"},{"binary_name":"libavahi-core7","binary_version":"0.7-4ubuntu7.2"},{"binary_name":"libavahi-glib1","binary_version":"0.7-4ubuntu7.2"},{"binary_name":"libavahi-gobject0","binary_version":"0.7-4ubuntu7.2"},{"binary_name":"libavahi-ui-gtk3-0","binary_version":"0.7-4ubuntu7.2"},{"binary_name":"python-avahi","binary_version":"0.7-4ubuntu7.2"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2023-1981"}],"ecosystem":"Ubuntu:20.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6129-1.json"}},{"package":{"name":"avahi","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/avahi@0.8-5ubuntu5.1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.8-5ubuntu5.1"}]}],"versions":["0.8-5ubuntu4","0.8-5ubuntu5"],"ecosystem_specific":{"binaries":[{"binary_name":"avahi-autoipd","binary_version":"0.8-5ubuntu5.1"},{"binary_name":"avahi-daemon","binary_version":"0.8-5ubuntu5.1"},{"binary_name":"avahi-discover","binary_version":"0.8-5ubuntu5.1"},{"binary_name":"avahi-dnsconfd","binary_version":"0.8-5ubuntu5.1"},{"binary_name":"avahi-ui-utils","binary_version":"0.8-5ubuntu5.1"},{"binary_name":"avahi-utils","binary_version":"0.8-5ubuntu5.1"},{"binary_name":"gir1.2-avahi-0.6","binary_version":"0.8-5ubuntu5.1"},{"binary_name":"libavahi-client3","binary_version":"0.8-5ubuntu5.1"},{"binary_name":"libavahi-common-data","binary_version":"0.8-5ubuntu5.1"},{"binary_name":"libavahi-common3","binary_version":"0.8-5ubuntu5.1"},{"binary_name":"libavahi-compat-libdnssd1","binary_version":"0.8-5ubuntu5.1"},{"binary_name":"libavahi-core7","binary_version":"0.8-5ubuntu5.1"},{"binary_name":"libavahi-glib1","binary_version":"0.8-5ubuntu5.1"},{"binary_name":"libavahi-gobject0","binary_version":"0.8-5ubuntu5.1"},{"binary_name":"libavahi-ui-gtk3-0","binary_version":"0.8-5ubuntu5.1"},{"binary_name":"python3-avahi","binary_version":"0.8-5ubuntu5.1"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2023-1981"}],"ecosystem":"Ubuntu:22.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6129-1.json"}}],"schema_version":"1.7.5"}