Re: [pcre-dev] [Bug 733] pcre_fullinfo() returns wrongPCRE_…

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Szerző: Philip Hazel
Dátum:  
Címzett: Issaana
CC: pcre-dev
Tárgy: Re: [pcre-dev] [Bug 733] pcre_fullinfo() returns wrongPCRE_INFO_NAMECOUNT on some patterns
On Tue, 15 Jul 2008, Issaana@??? wrote:

> I could reproduce this problem with the following environment.
>
> OS : Ubuntu 8.04
> Compiler : gcc 4.2.3
> PCRE version : 7.7 (2008-05-07)


Aha! That's progress. It does not show up on my Gentoo Linux box.

> * using the following small C code. (The output result is "ret=0, namecount=1")


On my box, the result is "ret=0, namecount=0".

> So I think that this problem does not depend on the environment.


Yes, it does, because I cannot reproduce it! But it does seem not to be
specifically Windows-related.

> Is the following related to this problem?
>
>     [Pcre-svn] [360] code/trunk: Fix CVE-2008-2371 ( outer level option with 
> alternatives caused crash).


I suppose the only way to test that would be to compile a versions of
PCRE with and without the patch, and check. If you are using an
unpatched PCRE 7.7, it does not have that fix on it, however.

I can't do this as I don't ever see the problem (my gcc is 4.1.2).

Philip

--
Philip Hazel