From 64758655c4ef8bc83dd3aae87c8972988a2c2434 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Tim=20R=C3=BChsen?= <tim.ruehsen@gmx.de>
Date: Mon, 16 Apr 2018 22:04:50 +0200
Subject: [PATCH] * src/utils.c (compile_posix_regex): Hard-code string to
 regcomp

regcomp() may be too cpu + memory intensive for fuzzing.
See https://sourceware.org/glibc/wiki/Security%20Exceptions
---
 src/utils.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/utils.c b/src/utils.c
index ca7726e3..15a7c96d 100644
--- a/src/utils.c
+++ b/src/utils.c
@@ -2444,6 +2444,11 @@ void *
 compile_posix_regex (const char *str)
 {
   regex_t *regex = xmalloc (sizeof (regex_t));
+#ifdef TESTING
+  /* regcomp might be *very* cpu+memory intensive,
+   *  see https://sourceware.org/glibc/wiki/Security%20Exceptions */
+  str = "a";
+#endif
   int errcode = regcomp ((regex_t *) regex, str, REG_EXTENDED | REG_NOSUB);
   if (errcode != 0)
     {