Xen "fixup_page_fault()" Denial of Service

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Xen is a hypervisor or virtual machine monitor. Xen is exposed to a denial of service issue. This issue occurs because the "fixup_page_fault()" function in the "xen/arch/arch/x86/traps.c" script fails to properly validate the memory addresses used for indirect access.

Ref: http://www.securityfocus.com/bid/45099

10.49.20 - CVE: Not Available
Platform: Cross Platform