Date: Wed, 23 Feb 2011 09:18:18 +0300 From: Solar Designer <solar@...nwall.com> To: oss-security@...ts.openwall.com Subject: Re: Physical access vulnerabilities and auto-mounting On Wed, Feb 23, 2011 at 12:46:47AM -0500, Nelson Elhage wrote: > I don't have any definite opinions here about where to draw which > lines, but I want to point out that in addition to physical attack > vectors, virtualization tools are also potentially affected by these > kinds of bugs. If you try to mount an untrusted VM's virtual disk > image from somewhere, you're also vulnerable to that VM triggering > bugs in the filesystem or other layers. Excellent point. Arguably, that would indicate improper design of the virtualization tool or an inappropriate action by a sysadmin, though. Here's an example: http://www.linode.com/backups/ "The backup system must be able to mount your disk images on the host." I wonder if they realize the risk they're taking... Alexander
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