From 7291d4b06e91097e8126d35ffaab5a0ed9f694bb Mon Sep 17 00:00:00 2001
From: Shubham Mittal <smittals@amazon.com>
Date: Wed, 12 Jun 2024 15:01:54 -0700
Subject: [PATCH] added null checks for out

---
 ssl/ssl_lib.cc | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/ssl/ssl_lib.cc b/ssl/ssl_lib.cc
index abe27d2574..81abc8023d 100644
--- a/ssl/ssl_lib.cc
+++ b/ssl/ssl_lib.cc
@@ -3048,6 +3048,10 @@ uint16_t SSL_get_peer_signature_algorithm(const SSL *ssl) {
 }
 
 int SSL_get_peer_signature_nid(const SSL *ssl, int *psig_nid) {
+  if(psig_nid == NULL) {
+    return 0;
+  }
+
   uint16_t sig_alg = SSL_get_peer_signature_algorithm(ssl);
   if (sig_alg == 0) {
     return 0;
@@ -3063,6 +3067,10 @@ int SSL_get_peer_signature_nid(const SSL *ssl, int *psig_nid) {
 }
 
 int SSL_get_peer_signature_type_nid(const SSL *ssl, int *psigtype_nid) {
+  if(psigtype_nid == NULL) {
+    return 0;
+  }
+
   uint16_t sig_alg = SSL_get_peer_signature_algorithm(ssl);
   if (sig_alg == 0) {
     return 0;