gentoo-overlay/dev-libs/oniguruma/files/oniguruma-5.9.6-CVE-2017-9224.patch

https://github.com/kkos/oniguruma/issues/57
https://github.com/kkos/oniguruma/commit/690313a061f7a4fa614ec5cc8368b4f2284e059b

Author: K.Kosako <kosako@sofnec.co.jp>

--- a/regexec.c
+++ b/regexec.c
@@ -1473,14 +1473,9 @@
       break;
 
     case OP_EXACT1:  MOP_IN(OP_EXACT1);
-#if 0
       DATA_ENSURE(1);
       if (*p != *s) goto fail;
       p++; s++;
-#endif
-      if (*p != *s++) goto fail;
-      DATA_ENSURE(0);
-      p++;
       MOP_OUT;
       break;