Security updates for Wednesday

Security updates have been issued by Debian (libsndfile, systemd, waagent, and xmltooling), Fedora (guacamole-server, postgresql-jdbc, and xen), Oracle (cockpit and kernel), Red Hat (cockpit, docker, kernel-alt, and openssl), SUSE (ceph, java-1_7_0-ibm, java-1_7_1-ibm, openssl-1_0_0, python-azure-agent, python-numpy, and supportutils), and Ubuntu (kernel, php5, and walinuxagent).