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Date: Fri, 04 Oct 2013 12:33:42 -0600
From: Kurt Seifried <kseifried@...hat.com>
To: Pedro Ribeiro <pedrib@...il.com>
CC: oss-security@...ts.openwall.com,
        Hanno Böck
 <hanno@...eck.de>
Subject: Re: Re: CVE request - VLC 2.0.0 to 2.0.8

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On 10/04/2013 10:39 AM, Pedro Ribeiro wrote:
> 
> On Oct 4, 2013 5:12 PM, "Kurt Seifried" <kseifried@...hat.com 
> <mailto:kseifried@...hat.com>> wrote:
>> 
> On 10/04/2013 02:04 AM, Hanno Böck wrote:
>> On Thu, 03 Oct 2013 22:32:12 -0600 Kurt Seifried 
>> <kseifried@...hat.com <mailto:kseifried@...hat.com>> wrote:
> 
>>> Sorry forgot to reply. I'm not sure this is CVE worthy. In 
>>> general crash bugs in services are CVE worthy, but crashes in 
>>> client software are usually limited to things like email
>>> clients or web browsers where there is a high potential for
>>> processing untrusted data without much user interaction (e.g.
>>> displaying some random email or web page) whre you also have
>>> the potential to lose work (so there is an impact).
> 
>>> In the case of VLC you load a nasty file, it crashes, you
>>> don't do it again. There's not really any impact. You don't
>>> lose any work.
> 
>> VLC is used as a browser plugin and can also be embedded in
>> other applications. (though I'm not aware if this can crash the
>> whole browser with the modern sandboxing stuff browsers do)
> 
> So if someone can test this and report back that'd be great and
> then we can deal with the CVE depending on how this plays out.
> 
> 
> Hi Kurt,
> 
> Thanks for the feedback, I'll keep that in mind for the future
> when requesting CVE's. I agree this is a minor issue, but because
> there is an invalid memory I read I thought it was relevant.
> 
> I tested with the browser plugin on the latest Firefox, and while
> it crashes the plugin, it doesn't seem to crash the browser.
> 
> As I said previously, I will continue to investigate whether I can
> get some program control, but for now it's only a measly DoS.
> 
> Regards Pedro
> 

No problem, it's a fine line when it comes to client applications, but
definitely if you start to see/strongly suspect code exec let me know
and it'll get a CVE.

- -- 
Kurt Seifried Red Hat Security Response Team (SRT)
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