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Date: Mon, 24 Nov 2008 22:20:20 +0100
From: Moritz Muehlenhoff <>
Subject: Re: CVE Request: VirtualBox tmp file issue

Ludwig Nussel wrote:

> VirtualBox 2.0.6
> - Linux/Solaris/Darwin hosts: verify permissions in /tmp/vbox-$USER-ipc
> These changes match that description:
> VirtualBox uses /tmp/vbox-$USER-ipc to store a socket and a lock
> file. The lock file is truncated after a simple open call. AFAICS
> creating /tmp/vbox-$USER-ipc before the victim starts VirtualBox
> could therefore be exploited to create files as the victim or
> truncate files of the victim.

This is

(I already sent this to vendor-sec on the 7th, but the CVE
request seems to have fallen through the crack)


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