Security updates for Friday
Security updates have been issued by Arch Linux (kernel), CentOS (kernel, libvirt, microcode_ctl, and qemu-kvm), Debian (kernel and xen), Fedora (kernel), Mageia (backintime, erlang, and wildmidi), openSUSE (kernel and ucode-intel), Oracle (kernel, libvirt, microcode_ctl, and qemu-kvm), Red Hat (kernel, kernel-rt, libvirt, microcode_ctl, qemu-kvm, and qemu-kvm-rhev), Scientific Linux (libvirt and qemu-kvm), SUSE (kvm and qemu), and Ubuntu (ruby1.9.1, ruby2.0, ruby2.3).