Security updates for Tuesday

Security updates have been issued by Debian (connman and python-oslo.utils), Fedora (libapreq2), Red Hat (booth, gnupg2, kernel, kernel-rt, mariadb:10.3, nodejs:14, nodejs:16, python3, ruby:2.7, and ruby:3.0), SUSE (chromium, opera, python2-numpy, and rubygem-kramdown), and Ubuntu (poppler).