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Date: Thu, 1 Jun 2017 13:00:13 +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-2017-9330 Qemu: usb: ohci: infinite loop due to incorrect return
 value

   Hello,

Quick Emulator built with the USB OHCI Emulation support is vulnerable to an 
infinite loop issue. It could occur while processing an endpoint list 
descriptor in ohci_service_ed_list().

A guest user/process could use this flaw to crash Qemu process resulting in 
DoS.

Upstream patch:
---------------
   -> http://git.qemu.org/?p=qemu.git;a=commitdiff;h=26f670a244982335cc08943fb1ec099a2c81e42d

Reference:
----------
   -> https://bugzilla.redhat.com/show_bug.cgi?id=1457697

This issue was reported by Li Qiang of Qihoo 360 Gear Team.

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

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