Double Fetch Vulnerability in Xen PV Backends: Privilege Escalation and Denial of Service

CVE-2015-8550 · MEDIUM Severity

AV:L/AC:L/AU:S/C:P/I:P/A:C

Xen, when used on a system providing PV backends, allows local guest OS administrators to cause a denial of service (host OS crash) or gain privileges by writing to memory shared between the frontend and backend, aka a double fetch vulnerability.

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