Grant Table Hypercall Infinite Loop DoS Vulnerability in Xen 4.0 through 4.2

CVE-2012-4539 · LOW Severity

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

Xen 4.0 through 4.2, when running 32-bit x86 PV guests on 64-bit hypervisors, allows local guest OS administrators to cause a denial of service (infinite loop and hang or crash) via invalid arguments to GNTTABOP_get_status_frames, aka "Grant table hypercall infinite loop DoS vulnerability."

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