Security updates for Thursday
Security updates have been issued by Arch Linux (chromium, git, and webkit2gtk), Debian (nodejs and tiff), Fedora (libxml2, php-horde-horde, pxz, and sqliteodbc), Oracle (python-twisted-web), Red Hat (chromium-browser, git, and rh-git218-git), Scientific Linux (python-twisted-web), SUSE (ceph, kernel, munge, openldap2, salt, squid, and xen), and Ubuntu (mailman, python3.8, samba, and webkit2gtk).