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21 lines
609 B
Diff
21 lines
609 B
Diff
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diff --git a/media/libvorbis/lib/vorbis_synthesis.c b/media/libvorbis/lib/vorbis_synthesis.c
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index 8872f57..b7b2399 100644
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--- a/media/libvorbis/lib/vorbis_synthesis.c
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+++ b/media/libvorbis/lib/vorbis_synthesis.c
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@@ -43,9 +43,14 @@ int vorbis_synthesis(vorbis_block *vb,ogg_packet *op){
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/* read our mode and pre/post windowsize */
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mode=oggpack_read(opb,b->modebits);
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- if(mode==-1)return(OV_EBADPACKET);
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+ if(mode==-1) {
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+ return(OV_EBADPACKET);
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+ }
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vb->mode=mode;
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+ if(!ci->mode_param[mode]) {
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+ return(OV_EBADPACKET);
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+ }
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vb->W=ci->mode_param[mode]->blockflag;
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if(vb->W){
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