Security updates for Tuesday
Security updates have been issued by Arch Linux (git), Debian (kernel, samba, and tinc), Fedora (kernel-headers), Oracle (firefox), Red Hat (firefox and qemu-kvm-rhev), Scientific Linux (firefox), SUSE (java-1_8_0-ibm, kubernetes-salt, velum, libxml2, and postgresql10), and Ubuntu (libxkbcommon).