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Date: Tue, 15 Dec 2015 13:37:59 +0530 (IST)
From: P J P <ppandit@...hat.com>
To: oss security list <oss-security@...ts.openwall.com>
cc: Qinghao Tang <luodalongde@...il.com>
Subject: CVE request Qemu: net: vmxnet3: host memory leakage
Hello,
Qemu emulator built with a VMWARE VMXNET3 paravirtual NIC emulator support is
vulnerable to a memory leakage flaw. It occurs when a guest repeatedly tries
to activate the vmxnet3 device.
A privileged guest user could use this flaw to leak host memory, resulting in
DoS on the host.
Upstream patch:
---------------
-> https://lists.gnu.org/archive/html/qemu-devel/2015-12/msg02299.html
This issue was discovered by Qinghao Tang of QIHU 360 Marvel Team.
Thank you.
--
Prasad J Pandit / Red Hat Product Security Team
47AF CE69 3A90 54AA 9045 1053 DD13 3D32 FE5B 041F
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