Security updates have been issued by Mageia (log4j), openSUSE (chromium, log4j, netdata, and nextcloud), Oracle (kernel and kernel-container), Red Hat (kernel, kernel-rt, log4j, openssl, postgresql:12, postgresql:13, and virt:rhel and virt-devel:rhel), Slackware (httpd), SUSE (xorg-x11-server), and Ubuntu (firefox).