This update for xen fixes the following issues:
{ "binaries": [ { "xen-libs": "4.11.4_16-2.51.1", "xen-doc-html": "4.11.4_16-2.51.1", "xen-libs-32bit": "4.11.4_16-2.51.1", "xen-tools": "4.11.4_16-2.51.1", "xen-tools-domU": "4.11.4_16-2.51.1", "xen": "4.11.4_16-2.51.1" } ] }