From 78f42b02eafb5c4d4509eb0bc1b5ad0c2efd5bc0 Mon Sep 17 00:00:00 2001
From: XANTRONIX Development <dev@xantronix.com>
Date: Sun, 20 Sep 2020 00:52:24 -0500
Subject: [PATCH] Prevent SSIDs >15 in patty_ax25_pton()

---
 src/ax25.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/ax25.c b/src/ax25.c
index 5eeaa93..29a5de2 100644
--- a/src/ax25.c
+++ b/src/ax25.c
@@ -65,6 +65,10 @@ int patty_ax25_pton(const char *callsign,
         }
     }
 
+    if (ssid > 15) {
+        goto error_invalid_callsign;
+    }
+
     if (c == '-') {
         goto error_invalid_callsign;
     }