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CVE request Qemu: an infinite loop during packet fragmentation


From: P J P <ppandit () redhat com>
Date: Fri, 12 Aug 2016 01:24:44 +0530 (IST)

   Hello,

Quick Emulator(Qemu) built with the VMWARE VMXNET3 NIC device support,
with network abstraction layer is vulnerable to an infinite loop issue.
It could occur while fragmenting packets in the device.

A privileged user inside guest could use this flaw to crash the Qemu instance resulting in DoS.

Upstream patch:
---------------
  -> https://lists.gnu.org/archive/html/qemu-devel/2016-08/msg01601.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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