Security updates for Wednesday

Security updates have been issued by Debian (bcel, kernel, node-xmldom, and squid), Mageia (chromium-browser-stable, dhcp, dokuwiki, firefox, golang, python-joblib, sos, and unzip), Oracle (nodejs and nodejs:16), Red Hat (firefox, kernel, kernel-rt, nodejs, nodejs:14, and thunderbird), Scientific Linux (firefox and thunderbird), Slackware (git and mozilla), SUSE (amazon-ssm-agent, caasp-release, cri-o, patchinfo, release-notes-caasp, skuba, enlightenment, libreoffice, netty, nodejs12, nodejs14, nodejs16, pngcheck, postgresql-jdbc, python-waitress, rubygem-activesupport-5_1, and tcl), and Ubuntu (frr, git, libksba, and linux-azure-4.15).