Security updates for Thursday

Security updates have been issued by Debian (librecad), Fedora (flatpak, flatpak-builder, and glibc), Mageia (chromium-browser-stable, connman, libtiff, and rust), openSUSE (lighttpd), Oracle (cryptsetup, nodejs:14, and rpm), Red Hat (varnish:6), SUSE (kernel and unbound), and Ubuntu (linux, linux-aws, linux-aws-5.11, linux-aws-5.13, linux-gcp, linux-gcp-5.11, linux-hwe-5.13, linux-kvm, linux-oem-5.13, linux-oracle, linux-oracle-5.11, linux-raspi, linux, linux-aws, linux-aws-5.4, linux-bluefield, linux-gcp, linux-gcp-5.4, linux-gkeop, linux-gkeop-5.4, linux-hwe-5.4, linux-ibm, linux-kvm, linux-oracle, linux-oracle-5.4, linux, linux-aws, linux-aws-hwe, linux-azure, linux-dell300x, linux-gcp-4.15, linux-hwe, linux-kvm, linux-oracle, linux-raspi2, linux-snapdragon, linux-gke, linux-gke-5.4, mysql-5.7, mysql-8.0, python-django, and samba).