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Date: Tue, 20 Dec 2016 18:19:47 +0530 (IST)
From: P J P <ppandit@...hat.com>
To: oss security list <oss-security@...ts.openwall.com>
cc: Zhenhao Hong <zhenhaohong@...il.com>
Subject: CVE request Qemu: display: virtio-gpu: out of bounds read in
 virtio_gpu_set_scanout

   Hello,

Quick Emulator(Qemu) built with the Virtio GPU Device emulator support is 
vulnerable to an OOB read issue. It could occur while processing 
'VIRTIO_GPU_CMD_SET_SCANOUT:' command.

A guest user/process could use this flaw to crash the Qemu process instance 
resulting in Dos.

Upstream patch:
---------------
   -> http://git.qemu.org/?p=qemu.git;a=commit;h=acfc4846508a02cc4c83aa27799fd7
   -> http://git.qemu.org/?p=qemu.git;a=commit;h=2fe760554eb3769d70f608a158474f

This issue was reported by Zhenhao Hong, Marvel team 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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