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Date: Fri, 24 Feb 2017 00:17:08 +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-2017-6210 Virglrenderer: null pointer dereference in
vrend_decode_reset
Hello,
Virgil 3d project, used by Quick Emulator(Qemu) to implement 3D GPU support
for the virtio GPU, is vulnerable to a null pointer dereference flaw. It could
occur when destroying renderer context zero(0) in 'vrend_decode_reset'.
A guest user/process could use this flaw to crash the Qemu process instance
resulting DoS.
Upstream patch:
---------------
-> https://cgit.freedesktop.org/virglrenderer/commit/?id=0a5dff15912207b83018485f83e067474e818bab
Reference:
----------
-> https://bugzilla.redhat.com/show_bug.cgi?id=1426170
This issue was reported by Li Qiang of 360.cn Inc.
'CVE-2017-6210' assigned via -> http://cveform.mitre.org/
Thank you.
--
Prasad J Pandit / Red Hat Product Security Team
47AF CE69 3A90 54AA 9045 1053 DD13 3D32 FE5B 041F
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