mirror of
https://codeberg.org/kiss-community/repo
synced 2024-11-16 11:40:21 -07:00
64 lines
2.5 KiB
Diff
64 lines
2.5 KiB
Diff
From 26cb47f99d481ad9b93eeff80d26e6b63bbd7e15 Mon Sep 17 00:00:00 2001
|
|
From: David Bryant <david@wavpack.com>
|
|
Date: Tue, 24 Apr 2018 22:18:07 -0700
|
|
Subject: [PATCH] issue #30 issue #31 issue #32: no multiple format chunks in
|
|
WAV or W64
|
|
|
|
fixes CVE-2018-10537 CVE-2018-10536
|
|
|
|
---
|
|
cli/riff.c | 7 ++++++-
|
|
cli/wave64.c | 6 ++++++
|
|
2 files changed, 12 insertions(+), 1 deletion(-)
|
|
|
|
diff --git a/cli/riff.c b/cli/riff.c
|
|
index 7bddf63..5d6452e 100644
|
|
--- a/cli/riff.c
|
|
+++ b/cli/riff.c
|
|
@@ -53,7 +53,7 @@ extern int debug_logging_mode;
|
|
|
|
int ParseRiffHeaderConfig (FILE *infile, char *infilename, char *fourcc, WavpackContext *wpc, WavpackConfig *config)
|
|
{
|
|
- int is_rf64 = !strncmp (fourcc, "RF64", 4), got_ds64 = 0;
|
|
+ int is_rf64 = !strncmp (fourcc, "RF64", 4), got_ds64 = 0, format_chunk = 0;
|
|
int64_t total_samples = 0, infilesize;
|
|
RiffChunkHeader riff_chunk_header;
|
|
ChunkHeader chunk_header;
|
|
@@ -140,6 +140,11 @@ int ParseRiffHeaderConfig (FILE *infile, char *infilename, char *fourcc, Wavpack
|
|
else if (!strncmp (chunk_header.ckID, "fmt ", 4)) { // if it's the format chunk, we want to get some info out of there and
|
|
int supported = TRUE, format; // make sure it's a .wav file we can handle
|
|
|
|
+ if (format_chunk++) {
|
|
+ error_line ("%s is not a valid .WAV file!", infilename);
|
|
+ return WAVPACK_SOFT_ERROR;
|
|
+ }
|
|
+
|
|
if (chunk_header.ckSize < 16 || chunk_header.ckSize > sizeof (WaveHeader) ||
|
|
!DoReadFile (infile, &WaveHeader, chunk_header.ckSize, &bcount) ||
|
|
bcount != chunk_header.ckSize) {
|
|
diff --git a/cli/wave64.c b/cli/wave64.c
|
|
index fa928a0..0388dc7 100644
|
|
--- a/cli/wave64.c
|
|
+++ b/cli/wave64.c
|
|
@@ -53,6 +53,7 @@ int ParseWave64HeaderConfig (FILE *infile, char *infilename, char *fourcc, Wavpa
|
|
Wave64ChunkHeader chunk_header;
|
|
Wave64FileHeader filehdr;
|
|
WaveHeader WaveHeader;
|
|
+ int format_chunk = 0;
|
|
uint32_t bcount;
|
|
|
|
infilesize = DoGetFileSize (infile);
|
|
@@ -104,6 +105,11 @@ int ParseWave64HeaderConfig (FILE *infile, char *infilename, char *fourcc, Wavpa
|
|
if (!memcmp (chunk_header.ckID, fmt_guid, sizeof (fmt_guid))) {
|
|
int supported = TRUE, format;
|
|
|
|
+ if (format_chunk++) {
|
|
+ error_line ("%s is not a valid .W64 file!", infilename);
|
|
+ return WAVPACK_SOFT_ERROR;
|
|
+ }
|
|
+
|
|
chunk_header.ckSize = (chunk_header.ckSize + 7) & ~7L;
|
|
|
|
if (chunk_header.ckSize < 16 || chunk_header.ckSize > sizeof (WaveHeader) ||
|
|
|