Re: [pcre-dev] Fix for buffer read after the end

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Autor: Zoltán Herczeg
Data:  
A: Giuseppe D'Angelo
CC: pcre-dev
Assumpte: Re: [pcre-dev] Fix for buffer read after the end
The second one. The bugs are in new code, and released with 8.32. Release 8.31 is not affected. Now fixed in trunk. Actually JIT in 8.32 contains several new optimizations, so it is much faster than 8.31, but it seems new bugs are introduced as well.

Regards,
Zoltan

"Giuseppe D'Angelo" <dangelog@???> írta:
>Hi,>
>

On 26 January 2013 23:18, Zoltán Herczeg <hzmester@???> wrote:>
> Hi,>
>>
> This is a heads up of a two recently landed fixes for those, who maintain a binary pcre library. These are critical fixes, but easy to backport:>
>>
> Patch: https://lists.exim.org/lurker/message/20130126.175148.60d4ca3c.en.html>
> Effect: input string might be read after the end. Maximum of 4 bytes.>
> Affects: JIT in 16 and 32 bit mode>
> Introduced: PCRE 8.32>
>>
> Patch: https://lists.exim.org/lurker/message/20130118.082046.fcbace28.en.html>
> Effect: no matches are reported when there is a match>
> Affects: JIT when LINK_SIZE is not 2.>
> Introduced: PCRE 8.32>
>

Thank you for this message. When you say "Introduced: PCRE 8.32", do>
you mean that the issue has been fixed in 8.32 or that the issue has>
been introduced with it (and fixed in current svn trunk)?>
>

Thanks,>
-- >
Giuseppe D'Angelo>