Security updates for Thursday
Security updates have been issued by Debian (drupal7, graphicsmagick, libdatetime-timezone-perl, thunderbird, and tzdata), Fedora (gd, libtiff, mozjs52, and nmap), Gentoo (thunderbird), Red Hat (openstack-tripleo-common, openstack-tripleo-heat-templates and sensu), SUSE (kernel, libvirt, and memcached), and Ubuntu (icu, librelp, openssl, and thunderbird).