https://bz.apache.org/bugzilla/show_bug.cgi?id=66119

--- Comment #11 from Yann Ylavic <ylavic....@gmail.com> ---
As I said:

> but there is nothing we can do at httpd level to prevent some (badly
> written) regexes from exhausting the stack in all cases, notably when
> captures are to be used like in the RedirectMatch case (bug 66021) or in
> mod_rewrite most likely.

This is because in these cases the captures are used thus a non-NULL vector is
passed to PCRE, and (a lot of) recursions happen.

Doesn't it crash on 2.4.51 for e.g.
   RedirectMatch "^((?!/errors/).)*$" "http://www.example.com$1
?

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