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Message-ID: <alpine.LFD.2.20.1701202004350.14113@wniryva>
Date: Fri, 20 Jan 2017 20:06:20 +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: watchdog: memory leakage in virtual hardware
watchdog wdt_i6300esb
Hello,
Quick Emulator(Qemu) built with the virtual hardware watchdog 'wdt_i6300esb'
support is vulnerable to a memory leakage issue. It could occur while doing a
device unplug operation; Doing so repeatedly would result in leaking host
memory, affecting other services on the host.
A privileged user inside guest could use this flaw to cause a DoS and/or
potentially crash the Qemu process on the host.
Upstream patch:
---------------
-> https://lists.nongnu.org/archive/html/qemu-devel/2016-12/msg03104.html
Reference:
----------
-> https://bugzilla.redhat.com/show_bug.cgi?id=1415199
This issue was reported by Mr 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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