Security updates for Monday

Security updates have been issued by Debian (chromium, gdal, kernel, libdatetime-timezone-perl, libhttp-daemon-perl, lighttpd, mariadb-10.3, node-thenify, snakeyaml, tinyxml, and tzdata), Fedora (enlightenment, kitty, and thunderbird), Mageia (expat, firejail, libjpeg, nodejs, perl-HTTP-Daemon, python-mako, squid, and thunderbird), Scientific Linux (firefox and thunderbird), SUSE (buildah, connman, cosign, expat, ImageMagick, python36, python39, slurm, and webkit2gtk3), and Ubuntu (linux, linux-aws, linux-kvm, linux-lts-xenial and linux-gke-5.15).