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Date: Wed, 1 Mar 2017 12:08:16 +0530 (IST)
From: P J P <>
To: oss security list <>
cc: Li Qiang <>
Subject: CVE-2017-6386 Virglrenderer: memory leakage while in


Virgil 3d project, used by Quick Emulator(Qemu) to implement 3D GPU support 
for the virtio GPU, is vulnerable to memory leakage issue. It could occur when 
a guest tries to create vertex elements via 'VIRGL_OBJECT_VERTEX_ELEMENTS' 

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

Upstream patch:


This issue was reported by Li Qiang of Inc.

'CVE-2017-6386' assigned via ->

Thank you.
Prasad J Pandit / Red Hat Product Security Team
47AF CE69 3A90 54AA 9045 1053 DD13 3D32 FE5B 041F

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