Security updates have been issued by Fedora (libconfuse, moodle, rizin, and thunderbird), Oracle (ELS kernel, gnupg2, ruby, and webkit2gtk3), Red Hat (booth, dbus-broker, gnupg2, kernel, kernel-rt, kpatch-patch, mysql, nodejs, nodejs-nodemon, ruby, and webkit2gtk3), Slackware (expat and mozilla), SUSE (kubevirt, virt-api-container, virt-controller-container, virt-handler-container, virt-launcher-container, virt-libguestfs-tools-container, virt-operator-container and vsftpd), and Ubuntu (bind9, ghostscript, linux, linux-aws, linux-aws-5.15, linux-azure, linux-azure-5.15, linux-kvm, linux-lowlatency, linux, linux-aws, linux-aws-5.4, linux-azure, linux-azure-5.4, linux-bluefield, linux-gkeop, linux-hwe-5.4, linux-ibm, linux-ibm-5.4, linux-kvm, linux-oracle, linux-oracle-5.4, linux-raspi, linux, linux-aws, linux-aws-hwe, linux-azure-4.15, linux-dell300x, linux-gcp, linux-gcp-4.15, lnux-hwe, inux-kvm, linux-oracle, linux-raspi2, linux-snapdragon, linux-hwe-5.15, linux-lowlatency-hwe-5.15, and mako).