Maintainers for avahi are Utopia Maintenance Team <pkg-utopia-maintainers@lists.alioth.debian.org>.
You may want to refer to the following individual bug pages: avahi-autoipd, avahi-daemon, avahi-discover, avahi-dnsconfd, avahi-ui-utils, avahi-utils, gir1.2-avahi-0.6, libavahi-client-dev, libavahi-client3, libavahi-common-data, libavahi-common-dev, libavahi-common3, libavahi-compat-libdnssd-dev, libavahi-compat-libdnssd1, libavahi-core-dev, libavahi-core7, libavahi-glib-dev, libavahi-glib1, libavahi-gobject-dev, libavahi-gobject0, libavahi-ui-gtk3-0, libavahi-ui-gtk3-dev, python-avahi, python3-avahi.
You might like to refer to the avahi package page, or to the Package Tracking System.
If you find a bug not listed here, please report it.