tls: add tcp segment check

irontec · Sep 22, 2021 · a863151 · a863151
1 parent 3f7659e
commit a863151
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/packet/packet_tls.c b/src/packet/packet_tls.c
@@ -799,6 +799,9 @@ packet_tls_process_record(SSLConnection *conn, GBytes *data, GBytes **out)
 
     // Process record fragment
     if (UINT16_INT(record.length) > 0) {
+        if (UINT16_INT(record.length) > (int) g_bytes_get_size(data)) {
+            return g_bytes_offset(data, g_bytes_get_size(data));
+        }
         // TLSPlaintext fragment pointer
         g_autoptr(GBytes) fragment = g_bytes_new(g_bytes_get_data(data, NULL), g_bytes_get_size(data));
         data = g_bytes_offset(data, UINT16_INT(record.length));