Security updates for Monday

Security updates have been issued by Arch Linux (firefox, libssh2, and powerdns), Debian (bash, firefox-esr, libapache2-mod-auth-mellon, ntfs-3g, openssh, passenger, rsync, and wireshark), Fedora (filezilla, libarchive, libssh2, mxml, php-twig, php-twig2, qemu, and tcpreplay), Slackware (mozilla), SUSE (ghostscript, kernel, libgxps, libjpeg-turbo, libqt5-qtimageformats, libqt5-qtsvg, openstack-cinder, openstack-horizon-plugin-designate-ui, openstack-neutron, openstack-neutron-lbaas, ucode-intel, and unzip), and Ubuntu (firefox).