mpegvideoparse: check width/height range

Checks if the width/height that are to be set on src pad caps
are within valid range of [16,4096]

1 files changed, 7 insertions, 0 deletions

diff --git a/gst/mpegvideoparse/mpegvideoparse.c b/gst/mpegvideoparse/mpegvideoparse.c
index f175cfa83..7328fc70f 100644
--- a/gst/mpegvideoparse/mpegvideoparse.c
+++ b/gst/mpegvideoparse/mpegvideoparse.c
@@ -243,6 +243,13 @@ mpegvideoparse_handle_sequence (MpegVideoParse * mpegvideoparse,
   if (G_UNLIKELY (!mpeg_util_parse_sequence_hdr (&new_hdr, cur, end)))
     return FALSE;
 
+  if (new_hdr.width < 16 || new_hdr.width > 4096 ||
+      new_hdr.height < 16 || new_hdr.height > 4096) {
+    GST_WARNING_OBJECT (mpegvideoparse, "Width/height out of valid range "
+        "[16, 4096]");
+    return FALSE;
+  }
+
   if (memcmp (&mpegvideoparse->seq_hdr, &new_hdr, sizeof (MPEGSeqHdr)) != 0) {
     GstCaps *caps;
     GstBuffer *seq_buf;