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Message-ID: <4EEA691C.2000803@redhat.com>
Date: Thu, 15 Dec 2011 14:39:40 -0700
From: Kurt Seifried <kseifried@...hat.com>
To: oss-security@...ts.openwall.com
CC: vladz <vladz@...zero.fr>
Subject: Re: CVE request: bypass default security level of
 the X wrapper (xserver-xorg <= 1:7.5+8)


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On 12/15/2011 11:09 AM, vladz wrote:
> Hi,
>
> On Debian systems, the X wrapper (/usr/bin/X) is a setuid-root binary that
> checks for some security requirements before launching Xorg with root
> privileges.
>
> By default, the wrapper's configuration file only allows users whose
> controlling TTY (console) to start the X server, but it is possible to
> bypass this restriction by connecting another file (with similar tty
> properties) to standard input before launching the X wrapper.
>
> http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=652249
>
> Could you allocate CVE id for this issue?
>
> Thank you,
> vladz.
Please use CVE-2011-4613 for this issue.

- -- 

- -Kurt Seifried / Red Hat Security Response Team
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