Re: [Xen-devel] [PATCH] QEMU "drive_init()" Disk Format Security

To:	Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>
Subject:	Re: [Xen-devel] [PATCH] QEMU "drive_init()" Disk Format Security Bypass
From:	Markus Armbruster <armbru@xxxxxxxxxx>
Date:	Tue, 17 Jun 2008 18:58:10 +0200
Cc:	Eren Türkay <turkay.eren@xxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxx
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Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx> writes:

> Markus Armbruster writes ("Re: [Xen-devel] [PATCH] QEMU "drive_init()" Disk 
> Format Security Bypass"):
>> We could plug the hole by forcing raw in do_change_block().
>> One-liner, minor loss of functionality.  What do you think?
>
> Certainly I think that would be an improvement over the current
> situation.  Media change of raw images is more the kind of thing
> people might want to do than media change between different cows.
>
> If no-one else objects that this kills their use case I think we
> should do it.
>
> Ian.

Okay, I'll post the obvious patch.

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Re: [Xen-devel] [PATCH] QEMU "drive_init()" Disk Format Security Bypass