CUPS version 1.1.19 was released today. Accompanying the release is the announcement of a Denial of Service vulnerability in 1.1.18 (details: http://www.cups.org/str.php?L75). A patch is available for 1.1.18.
will have a look .. sorry for the delay there was a problem with the mail alias so i didn't get the Bugzilla mails
cups 1.1.19 is in portage ..