The (1) XENMEMdecreasereservation, (2) XENMEMpopulatephysmap, and (3) XENMEMexchange hypercalls in Xen 4.2 and earlier allow local guest administrators to cause a denial of service (long loop and hang) via a crafted extentorder value.
{ "urgency": "not yet assigned" }
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2012-5515.json"