CVE request Qemu: net: ne2000: OOB r/w in ioport operations

[P J P <ppandit () redhat com>]

  Hello,

Qemu emulator built with the NE2000 device emulation support is vulnerable to 
an OOB r/w access issue. It could occur while performing 'ioport' r/w 
operations.

A privileged(CAP_SYS_RAWIO) user/process could use this flaw to leak or 
corrupt Qemu memory bytes(3).

Upstream fix:
-------------
  -> https://lists.gnu.org/archive/html/qemu-devel/2016-01/msg00050.html

Reference:
----------
  -> https://bugzilla.redhat.com/show_bug.cgi?id=1264929

This issue was discovered by Ling Liu of Qihoo 360 Inc.

Thank you.
--
Prasad J Pandit / Red Hat Product Security Team
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