Security updates for Monday

Security updates have been issued by CentOS (ghostscript, spice, spice-server, and thunderbird), Debian (coturn, freerdp, ghostscript, libreoffice, libu2f-host, mosquitto, and openssh), Fedora (buildbot, java-1.8.0-openjdk, java-11-openjdk, phpMyAdmin, slurm, and spice), openSUSE (python3 and rsyslog), Red Hat (docker and runc), SUSE (avahi, fuse, and LibVNCServer), and Ubuntu (poppler).