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Re: CVE request -- libvirt: crash of libvirtd without guest agent configuration


From: Kurt Seifried <kseifried () redhat com>
Date: Fri, 19 Jul 2013 10:53:09 -0600

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On 07/19/2013 10:14 AM, Petr Matousek wrote:
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.

References: https://bugzilla.redhat.com/show_bug.cgi?id=986386 
https://bugzilla.redhat.com/show_bug.cgi?id=984821 
https://www.redhat.com/archives/libvir-list/2013-July/msg00992.html

 Upstream fix: 
http://libvirt.org/git/?p=libvirt.git;a=commit;h=96518d4316b711c72205117f8d5c967d5127bbb6

 Thanks,


Please use CVE-2013-4154 for this issue.

- -- 
Kurt Seifried Red Hat Security Response Team (SRT)
PGP: 0x5E267993 A90B F995 7350 148F 66BF 7554 160D 4553 5E26 7993
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