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Date: Fri, 26 Sep 2014 07:54:48 +0200
From: Yves-Alexis Perez <>
To: Marcus Meissner <>
Subject: Re: nss RSA forgery (CVE-2014-1568)

On Thu, Sep 25, 2014 at 12:10:36AM +0200, Marcus Meissner wrote:
> On Thu, Sep 25, 2014 at 12:03:21AM +0200, Hanno Böck wrote:
> > One serious vuln per day isn't enough, so nss decided to bring us
> > another one.
> > 
> > Mozilla reports this:
> >
> > Bugtracker entry still private, so hard to judge about details.
> > Interesting: Two independent discoveries (we had the same with
> > heartbleed and I couldn't believe this was coincidence).
> > 
> > This is what mcaffee has to say:
> >
> > 
> > They say its related to BER/ASN1-parsing, but adam langley disagrees:
> >
> > 
> > 
> > And it seems cyassl had something similar, also found by intel:
> >

So, according to:

that's indeed the same (or really close) vulnerability. Can a CVE be
> > 
> > No real details yet and information seems confusing.
> I also see gnutls posted a new release some days, with this entry without CVE
> "** libgnutls: Fixed issue with certificates being sanitized by gnutls prior
> to signature verification. That resulted to certain non-DER compliant modifications
> of valid certificates, being corrected by libtasn1's parser and restructured as
> the original. Issue found and reported by Antti Karjalainen and Matti Kamunen from
> Codenomicon."
> which smells similar.
When trying to test NSS updates I tried with epiphany browser, which
uses gnutls (through libsoup and glib-networking), and it seemed indeed
affected. It's apparently fixed in the 3.3 branch at 3.3.8:

Can a CVE be assigned too?

Yves-Alexis Perez

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