The p2m_pod_emergency_sweep function in arch/x86/mm/p2m-pod.c in Xen 3.4.x, 3.5.x, and 3.6.x is not preemptible, which allows local x86 HVM guest administrators to cause a denial of service (CPU consumption and possibly reboot) via crafted memory contents that triggers a "time-consuming linear scan," related to Populate-on-Demand.
History

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cve-icon MITRE Information

Status: PUBLISHED

Assigner: mitre

Published: 2015-10-30T15:00:00

Updated: 2017-06-30T16:57:01

Reserved: 2015-10-23T00:00:00


Link: CVE-2015-7970

JSON object: View

cve-icon NVD Information

Status : Modified

Published: 2015-10-30T15:59:06.967

Modified: 2017-07-01T01:29:23.827


Link: CVE-2015-7970

JSON object: View

cve-icon Redhat Information

No data.

CWE