From e264512220984f0815f2cd075b06e963a16e7bb1 Mon Sep 17 00:00:00 2001
From: Armin Novak <armin.novak@thincast.com>
Date: Mon, 19 Jun 2023 09:08:31 +0200
Subject: [PATCH] [common,assistance] fix missing NULL check

---
 libfreerdp/common/assistance.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libfreerdp/common/assistance.c b/libfreerdp/common/assistance.c
index ff35e335e..e99bfbdf0 100644
--- a/libfreerdp/common/assistance.c
+++ b/libfreerdp/common/assistance.c
@@ -286,6 +286,8 @@ static BOOL freerdp_assistance_parse_address_list(rdpAssistanceFile* file, char*
 	while (token != NULL)
 	{
 		char* port = strchr(token, ':');
+		if (!port)
+			goto out;
 		*port = '\0';
 		port++;