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Date: Thu, 28 Jul 2016 17:31:12 +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: virtio: infinite loop in virtqueue_pop
Hello,
Quick emulator(Qemu) built with the virtio framework is vulnerable to an
infinite loop issue. It could occur if the guest was to set the I/O descriptor
buffer length to be zero. A privileged user inside guest could use this flaw
to potentially crash the Qemu instance on the host resulting in DoS.
Upstream fix:
-------------
-> https://lists.gnu.org/archive/html/qemu-devel/2016-07/msg06246.html
This issue was discovered by 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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