Security updates for Wednesday

Security updates have been issued by Arch Linux (brotli, lib32-brotli, lib32-zeromq, samba, yaws, and zeromq), Debian (php7.0, puma, sane-backends, thunderbird, and tigervnc), Fedora (ghc-cmark-gfm, ghc-hakyll, gitit, pandoc, pandoc-citeproc, and patat), openSUSE (kdeconnect-kde and perl-DBI), Oracle (kernel), Red Hat (chromium-browser and spice and spice-gtk), SUSE (hexchat and nodejs8), and Ubuntu (vino).