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Date: Mon, 10 Oct 2016 15:00:43 +0530 (IST)
From: P J P <ppandit@...hat.com>
To: oss security list <oss-security@...ts.openwall.com>
cc: Li Qiang <liqiang6-s@....cn>
Subject: CVE request Qemu: usb: xHCI: infinite loop vulnerability in
 xhci_ring_fetch

   Hello,

Quick Emulator(Qemu) built with the USB xHCI controller emulation support is 
vulnerable to an infinite loop issue. It could occur while processing USB 
command ring in 'xhci_ring_fetch'.

A privileged user/process inside guest could use this issue to crash the Qemu 
process on the host leading to DoS.

Upstream patch
--------------
   -> https://lists.gnu.org/archive/html/qemu-devel/2016-10/msg01265.html

This issue was reported by Li Qiang of 360.cn Inc.

Thank you.
--
Prasad J Pandit / Red Hat Product Security Team
47AF CE69 3A90 54AA 9045 1053 DD13 3D32 FE5B 041F

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