1 files changed, 1 insertions, 0 deletions

diff --git a/apps/codecs/libtremor/codebook.c b/apps/codecs/libtremor/codebook.c
index f86b762f3c..2b92e216cc 100644
--- a/apps/codecs/libtremor/codebook.c
+++ b/apps/codecs/libtremor/codebook.c
@@ -101,6 +101,7 @@ int vorbis_staticbook_unpack(oggpack_buffer *opb,static_codebook *s){
     s->q_delta=oggpack_read(opb,32);
     s->q_quant=oggpack_read(opb,4)+1;
     s->q_sequencep=oggpack_read(opb,1);
+    if(s->q_sequencep==-1)goto _eofout;
 
     {
       int quantvals=0;