SynopsisThe remote Fedora host is missing a security update.
Descriptionanother patch related to the [XSA-240, CVE-2017-15595] issue x86 PV guests may gain access to internally used page [XSA-248] broken x86 shadow mode refcount overflow check [XSA-249] improper x86 shadow mode refcount error handling [XSA-250] improper bug check in x86 log-dirty handling [XSA-251]
Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website.
Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.
SolutionUpdate the affected xen package.