1 files changed, 1 insertions, 0 deletions
diff --git a/regex.c b/regex.c
index c0b8676645..91bbecad4f 100644
--- a/regex.c
+++ b/regex.c
@@ -3063,6 +3063,7 @@ re_search(bufp, string, size, startpos, range, regs)
     if (range > 0 && (bufp->options & RE_OPTIMIZE_EXACTN)) {
       startpos += pos;
       range -= pos;
+      if (range < 0) return -1;
     }
   }