From 8b4f038eca3e448e20ef545799b8fcc4e67c99d3 Mon Sep 17 00:00:00 2001
From: Monty <xiphmont@xiph.org>
Date: Mon, 18 Oct 2010 11:30:23 +0000
Subject: Add additional check, disallow books with dim<1 in floor0

git-svn-id: https://svn.xiph.org/trunk/Tremor@17547 0101bb08-14d6-0310-b084-bc0e0c8e3800
---
 floor0.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/floor0.c b/floor0.c
index 9f3ef56..964383e 100644
--- a/floor0.c
+++ b/floor0.c
@@ -328,6 +328,7 @@ static vorbis_info_floor *floor0_unpack (vorbis_info *vi,oggpack_buffer *opb){
     info->books[j]=oggpack_read(opb,8);
     if(info->books[j]<0 || info->books[j]>=ci->books)goto err_out;
     if(ci->book_param[info->books[j]]->maptype==0)goto err_out;
+    if(ci->book_param[info->books[j]]->dim<1)goto err_out;
   }
   return(info);
 
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