check stream index when parse block

2016-06-11 09:27:19 +08:00 · 2016-06-11 09:27:19 +08:00 · f4d9ad60ac
commit f4d9ad60ac
parent e9a3828572
1 changed files with 4 additions and 0 deletions
--- a/client.go
+++ b/client.go
@ -562,6 +562,10 @@ func (self *Client) parseBlock(blockNo int, packet []byte) (streamIndex int, err
 	}

 	streamIndex = blockNo/2
+	if streamIndex >= len(self.streams) {
+		err = fmt.Errorf("rtsp: parseBlock: streamIndex=%d invalid", streamIndex)
+		return
+	}
 	stream := self.streams[streamIndex]

 	/*