#207: Out-of-bounds write

kkos · Sep 21, 2020 · cbe9f8b · cbe9f8b
1 parent 278a172
commit cbe9f8b
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/regcomp.c b/src/regcomp.c
@@ -6257,7 +6257,7 @@ concat_opt_exact_str(OptStr* to, UChar* s, UChar* end, OnigEncoding enc)
 
   for (i = to->len, p = s; p < end && i < OPT_EXACT_MAXLEN; ) {
     len = enclen(enc, p);
-    if (i + len > OPT_EXACT_MAXLEN) break;
+    if (i + len >= OPT_EXACT_MAXLEN) break;
     for (j = 0; j < len && p < end; j++)
       to->s[i++] = *p++;
   }