https://bugzilla.redhat.com/show_bug.cgi?id=1147248
--- Comment #32 from Sergio Monteiro Basto sergio@serjux.com --- (In reply to David Woodhouse from comment #31)
I just saw /dev/net/tun with permissions 0600 on two separate Fedora 20 systems after updating today. This bug doesn't seem to be fixed.
Please, show us result of : cat /run/tmpfiles.d/kmod.conf
kmod-maint@lists.fedoraproject.org