From 5b286641efef67aed5af026302b2176e3e368ae9 Mon Sep 17 00:00:00 2001
From: Pauli <paul.dale@oracle.com>
Date: Wed, 24 Jun 2020 20:21:15 +1000
Subject: [PATCH] apps: avoid memory overrun.

NULL terminate the built in "help" argv array to avoid
reading beyond the end.

Reviewed-by: Richard Levitte <levitte@openssl.org>
Reviewed-by: Dmitry Belyavskiy <beldmit@gmail.com>
Reviewed-by: Matthias St. Pierre <Matthias.St.Pierre@ncp-e.com>
(Merged from https://github.com/openssl/openssl/pull/12258)
---
 apps/openssl.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/apps/openssl.c b/apps/openssl.c
index fdf4a746f8..3593c2b9f2 100644
--- a/apps/openssl.c
+++ b/apps/openssl.c
@@ -205,7 +205,7 @@ static void setup_trace(const char *str)
 }
 #endif /* OPENSSL_NO_TRACE */
 
-static char *help_argv[] = { "help" };
+static char *help_argv[] = { "help", NULL };
 
 int main(int argc, char *argv[])
 {
-- 
2.25.1