Security updates for Friday

Security updates have been issued by Arch Linux (curl, krb5, lib32-curl, lib32-krb5, lib32-libcurl-compat, lib32-libcurl-gnutls, libcurl-compat, and libcurl-gnutls), Debian (golang), Fedora (MySQL-zrm), Mageia (firefox, ghostscript, libgd, libraw, libwpd, open-vm-tools, poppler, and rawtherapee), Oracle (kernel and postgresql), Red Hat (kernel), Scientific Linux (kernel), Slackware (curl, openjpeg, and xorg), and Ubuntu (ruby1.9.1).