Fedora 18 : xen-4.2.2-3.fc18 (2013-7426)
Medium Nessus Plugin ID 66434
SynopsisThe remote Fedora host is missing a security update.
DescriptionPV guests can use non-preemptible long latency operations to mount a denial of service attack on the whole system [XSA-45, CVE-2013-1918], malicious guests can inject interrupts through bridge devices to mount a denial of service attack on the whole system [XSA-49, CVE-2013-1952]
Note that Tenable Network Security has extracted the preceding description block directly from the Fedora security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.
SolutionUpdate the affected xen package.