Re: [MiNT] Mintlib & regecex Memory Corruption

[Alan Hourihane <alanh@fairlite.co.uk>]

On Fri, 2011-01-28 at 09:21 +0100, m0n0 wrote:
> Hello there,
> 
> I can reproduce an Problem with an call to regexec() - after that call
> (with special regex and a very long URL (about 2k)) memory of another
> module is overwritten.
> 
> Is it possible to update the regexec module of mintlib? I guess it is some
> code grom GNU, or something like that - so I assume this doesn't happen
> with newer versions, just Updating the Mintlib with the newer version is
> probably less work than finding the really buggy parts of the code.
> 
> But anyway, If someone wants to patch that issue, rather than just
> updating - I would provide an testcase. ( Have to make one...)
> 
> Will have to look at the mintlib and how to compile it. Can somebody
> please give me info on how to update the integrated regexec module?
> 
> ( Or is there some compatible regexec lib that I could use instead? )

Doesn't look too hard to replace the current regex routines with a GNU
libc version.

The mintlib's are in the mintlib directory, so you could start by
copying the glibc versions over and compile and fix up the code then, it
shouldn't be too hard.

Alan.