Security updates for Wednesday

Security updates have been issued by CentOS (firefox), Debian (plexus-utils), Fedora (calibre, cryptopp, curl, dolphin-emu, firefox, golang, jhead, kernel, libcdio, libgit2, libvorbis, ming, net-snmp, patch, samba, xen, and zsh), Red Hat (collectd and rh-mariadb101-mariadb and rh-mariadb101-galera), and Ubuntu (paramiko and tiff).