CVE-2015-2752 in XenSource Xen
Summary
The XEN_DOMCTL_memory_mapping hypercall in Xen 3.2.x through 4.5.x, when using a PCI passthrough device, is not preemptible, which allows local x86 HVM domain users to cause a denial of service (host CPU consumption) via a crafted request to the device model (qemu-dm).
Reservation
03/26/2015
Disclosure
04/01/2015
Entries
VulDB provides additional information and datapoints for this CVE:
| ID | Vulnerability | CWE | Exp | Cou | CVE |
|---|---|---|---|---|---|
| 74496 | XenSource Xen MMIO Mapping XEN_DOMCTL_memory_mapping input validation | 20 | Unproven | Official fix | CVE-2015-2752 |