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Date: Wed, 1 Feb 2017 22:46:16 +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: display: virtio-gpu-3d: host memory leakage in
 virgl_cmd_resource_unref

   Hello,

Quick Emulator(Qemu) built with the Virtio GPU Device emulator support is 
vulnerable to a host memory leakage issue. It could occur while processing 
'VIRTIO_GPU_CMD_RESOURCE_UNREF' command.

A guest user/process could use this flaw to leak host memory resulting in DoS.

Upstream patch:
---------------
   -> https://lists.nongnu.org/archive/html/qemu-devel/2017-01/msg04615.html

Reference:
----------
   -> https://bugzilla.redhat.com/show_bug.cgi?id=1418382

This issue was reported by Mr 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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