From 89ad8b039cedd210532cae291f65282144ffb1fb Mon Sep 17 00:00:00 2001
From: "Alan M. Carroll" <amc@apache.org>
Date: Fri, 22 May 2020 09:38:17 -0500
Subject: [PATCH] regex_remap: Adjust regex recursion limit down due to crashes
 in testing.

---
 plugins/regex_remap/regex_remap.cc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/plugins/regex_remap/regex_remap.cc b/plugins/regex_remap/regex_remap.cc
index 0426a6cc0fb..27201407ca7 100644
--- a/plugins/regex_remap/regex_remap.cc
+++ b/plugins/regex_remap/regex_remap.cc
@@ -394,7 +394,8 @@ RemapRegex::compile(const char *&error, int &erroffset)
     return -1;
   }
 
-  _extra->match_limit_recursion = 2047;
+  // POOMA - also dependent on actual stack size. Crashes with previous value of 2047,
+  _extra->match_limit_recursion = 1750;
   _extra->flags |= PCRE_EXTRA_MATCH_LIMIT_RECURSION;
 
   if (pcre_fullinfo(_rex, _extra, PCRE_INFO_CAPTURECOUNT, &ccount) != 0) {