TSG-7756: QUIC.v13.1异常存在重启，解析client hello出错时，未对参数进行检查

2021-09-14 11:59:31 +08:00
parent fb3f2460ea
commit b5210028da
5 changed files with 23 additions and 13 deletions
--- a/demo/demo.cpp
+++ b/demo/demo.cpp
@@ -173,7 +173,7 @@ int parse_encrypt_client_hello(void *pstream, struct _quic_stream *quic_stream,
 	used_len+=skip_len;

 	extension_total_len=(int)get_value(payload, &used_len, 2);  //Extension length
-	if(!check_length(payload_len-used_len, extension_total_len))
+	if(!check_length(payload_len-used_len, extension_total_len) && (extension_total_len!=payload_len-used_len))
 	{
 		return flags;
 	}