Security updates for Tuesday

Security updates have been issued by Debian (poppler, proftpd-dfsg, suricata, and systemd), Fedora (kernel, kernel-headers, kernel-tools, and wget), Gentoo (clamav, emerge-delta-webrsync, and mailman), openSUSE (bash), Red Hat (kernel and openssh), Scientific Linux (python), SUSE (gnuplot, libtcnative-1-0, and sqlite3), and Ubuntu (clamav, lua5.3, openjdk-7, samba, systemd, and wget).