The remote SUSE host is missing one or more security updates.
Xen was updated to fix a buffer overflow in the floppy drive emulation, which could be used to carry out denial of service attacks or potential code execution against the host. This vulnerability is also known as VENOM. (CVE-2015-3456) Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.