Security updates for Wednesday

Security updates have been issued by Debian (bsdiff, libvpx, tiff, and xmlrpc-epi), Fedora (freeimage, imapfilter, kernel, mingw-freeimage, and thunderbird), openSUSE (cups and djvulibre), Oracle (SDL), SUSE (ardana-db, ardana-keystone, ardana-neutron, ardana-nova, crowbar-core, crowbar-openstack, crowbar-ui, openstack-barbican, openstack-heat-templates, openstack-keystone, openstack-neutron, openstack-neutron-gbp, openstack-neutron-lbaas, openstack-nova, openstack-octavia, openstack-sahara, python-psutil, release-notes-suse-openstack-cloud, freerdp, mailman, and slurm), and Ubuntu (ruby2.3, ruby2.5).