I was able to reproduce this issue, I have forwarded it onto the relevant team to look into.
** Changed in: avahi (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1814105 Title: random 404s on security.ubuntu.com for libavahi packages To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/avahi/+bug/1814105/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs