This update for xen fixes the following issues:
Fixed several upstream bugs (bsc#1027519).
{
    "binaries": [
        {
            "xen-tools": "4.16.1_06-150400.4.8.1",
            "xen-tools-xendomains-wait-disk": "4.16.1_06-150400.4.8.1",
            "xen-tools-domU": "4.16.1_06-150400.4.8.1",
            "xen-libs-32bit": "4.16.1_06-150400.4.8.1",
            "xen": "4.16.1_06-150400.4.8.1",
            "xen-devel": "4.16.1_06-150400.4.8.1",
            "xen-libs": "4.16.1_06-150400.4.8.1",
            "xen-doc-html": "4.16.1_06-150400.4.8.1"
        }
    ]
}