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Date: Fri, 19 Jul 2013 18:14:52 +0200
From: Petr Matousek <>
Subject: CVE request -- libvirt: crash of libvirtd without guest agent

If users haven't configured guest agent then qemuAgentCommand() will
dereference a NULL 'mon' pointer.

A remote user able to issue commands to libvirt daemon could use this
flaw to crash libvirtd.


Upstream fix:;a=commit;h=96518d4316b711c72205117f8d5c967d5127bbb6

Petr Matousek / Red Hat Security Response Team

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