+++ /dev/null
---- a/lib/info.c
-+++ b/lib/info.c
-@@ -583,7 +583,8 @@ int vorbis_analysis_headerout(vorbis_dsp
- oggpack_buffer opb;
- private_state *b=v->backend_state;
-
-- if(!b||vi->channels<=0){
-+ if(!b||vi->channels<=0||vi->channels>255){
-+ b = NULL;
- ret=OV_EFAULT;
- goto err_out;
- }