From 25ecb7338cebc5b8c79092347839c78349ec33f1 Mon Sep 17 00:00:00 2001
From: Paul Brossier <piem@piem.org>
Date: Tue, 6 Feb 2018 22:32:59 +0100
Subject: [PATCH] src/io/source_wavread.c: add some input validation (closes:
 #158)

---
 src/io/source_wavread.c | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/src/io/source_wavread.c b/src/io/source_wavread.c
index 640201bb..b91eb5cd 100644
--- a/src/io/source_wavread.c
+++ b/src/io/source_wavread.c
@@ -189,6 +189,26 @@ aubio_source_wavread_t * new_aubio_source_wavread(const char_t * path, uint_t sa
   // BitsPerSample
   bytes_read += fread(buf, 1, 2, s->fid);
   bitspersample = read_little_endian(buf, 2);
+
+  if ( channels == 0 ) {
+    AUBIO_ERR("source_wavread: Failed opening %s (number of channels can not be 0)\n", s->path);
+    goto beach;
+  }
+
+  if ( sr == 0 ) {
+    AUBIO_ERR("source_wavread: Failed opening %s (samplerate can not be 0)\n", s->path);
+    goto beach;
+  }
+
+  if ( byterate == 0 ) {
+    AUBIO_ERR("source_wavread: Failed opening %s (byterate can not be 0)\n", s->path);
+    goto beach;
+  }
+
+  if ( bitspersample == 0 ) {
+    AUBIO_ERR("source_wavread: Failed opening %s (bitspersample can not be 0)\n", s->path);
+    goto beach;
+  }
 #if 0
   if ( bitspersample != 16 ) {
     AUBIO_ERR("source_wavread: can not process %dbit file %s\n",