Re: [xml] problems with zlib 1.2.5?

[Adrian Bunk <bunk stusta de>]

On Wed, Nov 03, 2010 at 09:38:57AM +0100, Daniel Veillard wrote:
> On Tue, Nov 02, 2010 at 10:48:29PM +0000, higuita wrote:
> > Hi
> >
> >     I'm using the libxml2 2.7.7 with zlib 1.2.5 in a 
> > slackware64-current system and i'm having crashes in firefox
> > and in claws-mail RSS feeder plugin.
> >
> >     in both cases i see that libxml2 is called then zlib,
> > returning a crash. Downgrading zlib and libxml2 to the last 
> > stable slackware release the problem disappears (libxml2 2.7.6
> > and zlib 1.2.3).
>
>   http://xmlsoft.org/news.html
>   2.7.7
>   Bug Fixes: libxml violates the zlib interface and crashes (Mark Adler)
>
> [...]
> >     So is there any known or new problem of libxml2 2.7.7 with zlib 
> > 1.2.5? or should i try to build zlib with debug and report back?
>
>   So 2.7.7 should avoid the bug precisely, but for any zlib more recent
> than 1.2.4 (IIRC) 2.7.7 should work, not crash. Are you sure it's not
> a problem with an embedded version of libxml2 in your browser ?

The crash is in gzdirect() and the only call to that function is 
through the new codepath, so I doubt that.

Higuita, does the new libxml2 also crash with the old zlib?

> Daniel

cu
Adrian

-- 

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       "Only a promise," Lao Er said.
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