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Date:      Tue, 12 Mar 2002 13:04:46 -0500 (EST)
From:      Trevor Johnson <trevor@jpj.net>
To:        Brian Behlendorf <brian@collab.net>
Cc:        freebsd-security@FreeBSD.ORG
Subject:   Re: FreeBSD Ports Security Advisory FreeBSD-SA-02:16.netscape
Message-ID:  <20020312125415.W25328-100000@blues.jpj.net>
In-Reply-To: <20020312092148.J653-100000@localhost>

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Brian Behlendorf wrote:

> On Tue, 12 Mar 2002, Trevor Johnson wrote:
> > Regardless, I'd recommend that you update to Mozilla 0.9.9, because of the
> > zlib "double free" bug.  Mozilla contains its own copy of the zlib code,
> > which was corrected as of version 0.9.9.
>
> Unless I misunderstand something, even those apps with their own
> statically linked copies of zlib are not vulnerable on freebsd due to
> freebsd's malloc implementation, right?  Unless they also statically
> compiled in glibc?

I would suppose that dynamically linking to glibc would cause problems
too.  The Linux binary of Mozilla, which I assumed Dave Hawkey was asking
about, does that (I updated the port of it today).  I would suppose that
the native Mozilla might be fine--unless, as you suggest, it contains its
own copy of GNU malloc.
-- 
Trevor Johnson


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