rtpvp8: Reject unknown bitstream versions

This commit is contained in:
Olivier Crête 2011-07-12 18:03:53 -04:00 committed by Tim-Philipp Müller
parent 74a1a704bf
commit 97c3f3617c

View file

@ -141,6 +141,11 @@ gst_rtp_vp8_pay_parse_frame (GstRtpVP8Pay * self, GstBuffer * buffer)
self->is_keyframe = keyframe = ((data[0] & 0x1) == 0);
version = (data[0] >> 1) & 0x7;
if (G_UNLIKELY (version > 3)) {
GST_ERROR_OBJECT (self, "Unknown VP8 version %u", version);
goto error;
}
/* keyframe, version and show_frame use 5 bits */
header_size = data[2] << 11 | data[1] << 3 | (data[0] >> 5);