I have identified this bug too, but worse, it seems to be sending an uninitialised buffer in the emails!
(I was doing a "sudo -s" rather than "sudo /bin/true" or whatever.) To: r...@xxxxxxxxxx.com.au Subject: *** SECURITY information for arya *** arya : Apr 20 16:13:28 : tobyc : `¨g To: r...@xxxxxxx.com.au Subject: *** SECURITY information for arya *** arya : Apr 20 16:15:16 : tobyc : `d -- Sends garbled security warnings if hostname can't be resolved https://bugs.launchpad.net/bugs/530073 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs