Xen is a bare-metal hypervisor.
Multiple vulnerabilities have been discovered in Xen. Please review the CVE identifiers referenced below for details.
A local user could possibly cause a Denial of Service condition.
There is no known workaround at this time.
All xen users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=app-emulation/xen-4.2.5-r1"
All xen users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=app-emulation/xen-4.3.3-r3"