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Xen 64bit PV Guest Breakout Via Pagetable Use-After-Type-Change

Xen 64bit PV Guest Breakout Via Pagetable Use-After-Type-Change
Posted May 8, 2017
Authored by Jann Horn, Google Security Research

This is a bug in Xen that permits an attacker with control over the kernel of a 64bit X86 PV guest to write arbitrary entries into a live top-level pagetable.

tags | exploit, arbitrary, x86, kernel
SHA-256 | e9f97698b1d30763651c3fe3ec05094c81ef95cdabb0ef6ebee3a207a40e6924
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