File CVE-2019-11498.patch of Package wavpack

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File CVE-2019-11498.patch of Package wavpack

From bc6cba3f552c44565f7f1e66dc1580189addb2b4 Mon Sep 17 00:00:00 2001
From: David Bryant <david@wavpack.com>
Date: Tue, 5 Mar 2019 21:32:27 -0800
Subject: [PATCH] issue #67: make sure sample rate is specified and non-zero in
 DFF files

---
 cli/dsdiff.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Index: wavpack-5.1.0/cli/dsdiff.c
===================================================================
--- wavpack-5.1.0.orig/cli/dsdiff.c
+++ wavpack-5.1.0/cli/dsdiff.c
@@ -181,7 +181,7 @@ int ParseDsdiffHeaderConfig (FILE *infil
             if (!strncmp (prop_chunk, "SND ", 4)) {
                 char *cptr = prop_chunk + 4, *eptr = prop_chunk + dff_chunk_header.ckDataSize;
                 uint16_t numChannels, chansSpecified, chanMask = 0;
-                uint32_t sampleRate;
+                uint32_t sampleRate = 0;
 
                 while (eptr - cptr >= sizeof (dff_chunk_header)) {
                     memcpy (&dff_chunk_header, cptr, sizeof (dff_chunk_header));
@@ -273,6 +273,12 @@ int ParseDsdiffHeaderConfig (FILE *infil
             free (prop_chunk);
         }
         else if (!strncmp (dff_chunk_header.ckID, "DSD ", 4)) {
+
+            if (!config->num_channels || !config->sample_rate) {
+                error_line ("%s is not a valid .DFF file!", infilename);
+                return WAVPACK_SOFT_ERROR;
+            }
+
             total_samples = dff_chunk_header.ckDataSize / config->num_channels;
             break;
         }

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File CVE-2019-11498.patch of Package wavpack

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