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opus: reject major version number above what we grok

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This commit is contained in:
Vincent Penquerc'h 2012-05-24 22:12:56 +01:00
parent e8b25e819a
commit e1488e5803
1 changed files with 5 additions and 1 deletions
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6
ext/opus/gstopusheader.c
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@ -231,7 +231,7 @@ gst_opus_header_is_id_header (GstBuffer * buf)
{ {
gsize size = gst_buffer_get_size (buf); gsize size = gst_buffer_get_size (buf);
guint8 *data = NULL; guint8 *data = NULL;
guint8 channels, channel_mapping_family, n_streams, n_stereo_streams; guint8 version, channels, channel_mapping_family, n_streams, n_stereo_streams;
gboolean ret = FALSE; gboolean ret = FALSE;
GstMapInfo map; GstMapInfo map;
@ -244,6 +244,10 @@ gst_opus_header_is_id_header (GstBuffer * buf)
data = map.data; data = map.data;
size = map.size; size = map.size;
version = data[8];
if (version >= 0x0f) /* major version >=0 is what we grok */
goto beach;
channels = data[9]; channels = data[9];
if (channels == 0) if (channels == 0)