CVE request: Qemu: display: virtio-gpu-3d: information leakage in virgl_cmd_get_capset_info

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

  Hello,

Quick Emulator built with the Virtio GPU Device emulator support is vulnerable 
to an information leakage issue. It could occur while processing 
'VIRTIO_GPU_CMD_GET_CAPSET_INFO' command.

A guest user/process could use this flaw to leak contents of the host memory 
bytes.

Upstream patch:
---------------
  -> https://lists.nongnu.org/archive/html/qemu-devel/2016-11/msg00019.html

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