diff --git a/libavformat/mpegts.c b/libavformat/mpegts.c
index a2003c6632..7549fc91c9 100644
--- a/libavformat/mpegts.c
+++ b/libavformat/mpegts.c
@@ -609,8 +609,9 @@ static int get_packet_size(AVFormatContext* s)
     /*init buffer to store stream for probing */
     uint8_t buf[PROBE_PACKET_MAX_BUF] = {0};
     int buf_size = 0;
+    int max_iterations = 16;
 
-    while (buf_size < PROBE_PACKET_MAX_BUF) {
+    while (buf_size < PROBE_PACKET_MAX_BUF && max_iterations--) {
         ret = avio_read_partial(s->pb, buf + buf_size, PROBE_PACKET_MAX_BUF - buf_size);
         if (ret < 0)
             return AVERROR_INVALIDDATA;