The only cups-pdf 2.4.2-1 deb archive I could find was on debian unstable, this depends on an updated libc6 so I didn't install it. I checked the changelog and it looks like the real change from my point of view is that the backend permissions are set as I did by hand.
-- Wrong file permissions https://launchpad.net/bugs/64419 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs