demux: mp4: fix heap read ofw in extra bytes

54bbfac2 · Francois Cartegnie · 56e71fe5 · 54bbfac2
Commit 54bbfac2 authored Oct 09, 2014 by Francois Cartegnie
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modules/demux/asf/asf.c modules/demux/asf/asf.c +1 -1

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--- a/modules/demux/asf/asf.c
+++ b/modules/demux/asf/asf.c
@@ -1024,7 +1024,7 @@ static int DemuxInit( demux_t *p_demux )

                if( p_sp->i_type_specific_data_length > sizeof( WAVEFORMATEX ) &&
                    i_format != WAVE_FORMAT_MPEGLAYER3 &&
-                    i_format != WAVE_FORMAT_MPEG )
+                    i_format != WAVE_FORMAT_MPEG && i_data >= 19 )
                {
                    GET_CHECKED( fmt.i_extra, __MIN( GetWLE( &p_data[16] ),
                                         p_sp->i_type_specific_data_length -