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Accepting request 578288 from multimedia:libs

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OBS-URL: https://build.opensuse.org/request/show/578288
OBS-URL: https://build.opensuse.org/package/show/openSUSE:Factory/wavpack?expand=0&rev=25
This commit is contained in:
Dominique Leuenberger 2018-02-21 13:10:03 +00:00 committed by Git OBS Bridge
commit 8a5983dc75
5 changed files with 240 additions and 1 deletions
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33
CVE-2018-7253.patch Normal file
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@ -0,0 +1,33 @@
From 36a24c7881427d2e1e4dc1cef58f19eee0d13aec Mon Sep 17 00:00:00 2001
From: David Bryant <david@wavpack.com>
Date: Sat, 10 Feb 2018 16:01:39 -0800
Subject: [PATCH] issue #28, do not overwrite heap on corrupt DSDIFF file
Upstream: merged
---
cli/dsdiff.c | 12 +++++++++++-
1 file changed, 11 insertions(+), 1 deletion(-)
diff --git a/cli/dsdiff.c b/cli/dsdiff.c
index 410dc1c..c016df9 100644
--- a/cli/dsdiff.c
+++ b/cli/dsdiff.c
@@ -153,7 +153,17 @@ int ParseDsdiffHeaderConfig (FILE *infile, char *infilename, char *fourcc, Wavpa
error_line ("dsdiff file version = 0x%08x", version);
}
else if (!strncmp (dff_chunk_header.ckID, "PROP", 4)) {
- char *prop_chunk = malloc ((size_t) dff_chunk_header.ckDataSize);
+ char *prop_chunk;
+
+ if (dff_chunk_header.ckDataSize < 4 || dff_chunk_header.ckDataSize > 1024) {
+ error_line ("%s is not a valid .DFF file!", infilename);
+ return WAVPACK_SOFT_ERROR;
+ }
+
+ if (debug_logging_mode)
+ error_line ("got PROP chunk of %d bytes total", (int) dff_chunk_header.ckDataSize);
+
+ prop_chunk = malloc ((size_t) dff_chunk_header.ckDataSize);
if (!DoReadFile (infile, prop_chunk, (uint32_t) dff_chunk_header.ckDataSize, &bcount) ||
bcount != dff_chunk_header.ckDataSize) {

67
CVE-2018-7254.patch Normal file
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@ -0,0 +1,67 @@
From 8e3fe45a7bac31d9a3b558ae0079e2d92a04799e Mon Sep 17 00:00:00 2001
From: David Bryant <david@wavpack.com>
Date: Sun, 11 Feb 2018 16:37:47 -0800
Subject: [PATCH] issue #28, fix buffer overflows and bad allocs on corrupt CAF
files
Upstream: merged
---
cli/caff.c | 30 +++++++++++++++++++++++-------
1 file changed, 23 insertions(+), 7 deletions(-)
diff --git a/cli/caff.c b/cli/caff.c
index ae57c4b..6248a71 100644
--- a/cli/caff.c
+++ b/cli/caff.c
@@ -89,8 +89,8 @@ typedef struct
#define CAFChannelDescriptionFormat "LLLLL"
-static const char TMH_full [] = { 1,2,3,13,9,10,5,6,12,14,15,16,17,9,4,18,7,8,19,20,21 };
-static const char TMH_std [] = { 1,2,3,11,8,9,5,6,10,12,13,14,15,7,4,16 };
+static const char TMH_full [] = { 1,2,3,13,9,10,5,6,12,14,15,16,17,9,4,18,7,8,19,20,21,0 };
+static const char TMH_std [] = { 1,2,3,11,8,9,5,6,10,12,13,14,15,7,4,16,0 };
static struct {
uint32_t mChannelLayoutTag; // Core Audio layout, 100 - 146 in high word, num channels in low word
@@ -274,10 +274,19 @@ int ParseCaffHeaderConfig (FILE *infile, char *infilename, char *fourcc, Wavpack
}
}
else if (!strncmp (caf_chunk_header.mChunkType, "chan", 4)) {
- CAFChannelLayout *caf_channel_layout = malloc ((size_t) caf_chunk_header.mChunkSize);
+ CAFChannelLayout *caf_channel_layout;
- if (caf_chunk_header.mChunkSize < sizeof (CAFChannelLayout) ||
- !DoReadFile (infile, caf_channel_layout, (uint32_t) caf_chunk_header.mChunkSize, &bcount) ||
+ if (caf_chunk_header.mChunkSize < sizeof (CAFChannelLayout) || caf_chunk_header.mChunkSize > 1024) {
+ error_line ("this .CAF file has an invalid 'chan' chunk!");
+ return WAVPACK_SOFT_ERROR;
+ }
+
+ if (debug_logging_mode)
+ error_line ("'chan' chunk is %d bytes", (int) caf_chunk_header.mChunkSize);
+
+ caf_channel_layout = malloc ((size_t) caf_chunk_header.mChunkSize);
+
+ if (!DoReadFile (infile, caf_channel_layout, (uint32_t) caf_chunk_header.mChunkSize, &bcount) ||
bcount != caf_chunk_header.mChunkSize) {
error_line ("%s is not a valid .CAF file!", infilename);
free (caf_channel_layout);
@@ -495,8 +504,15 @@ int ParseCaffHeaderConfig (FILE *infile, char *infilename, char *fourcc, Wavpack
}
else { // just copy unknown chunks to output file
- int bytes_to_copy = (uint32_t) caf_chunk_header.mChunkSize;
- char *buff = malloc (bytes_to_copy);
+ uint32_t bytes_to_copy = (uint32_t) caf_chunk_header.mChunkSize;
+ char *buff;
+
+ if (caf_chunk_header.mChunkSize < 0 || caf_chunk_header.mChunkSize > 1048576) {
+ error_line ("%s is not a valid .CAF file!", infilename);
+ return WAVPACK_SOFT_ERROR;
+ }
+
+ buff = malloc (bytes_to_copy);
if (debug_logging_mode)
error_line ("extra unknown chunk \"%c%c%c%c\" of %d bytes",

112
wavpack-CVE-2018-6767.patch Normal file
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@ -0,0 +1,112 @@
From d5bf76b5a88d044a1be1d5656698e3ba737167e5 Mon Sep 17 00:00:00 2001
From: David Bryant <david@wavpack.com>
Date: Sun, 4 Feb 2018 11:28:15 -0800
Subject: [PATCH] issue #27, do not overwrite stack on corrupt RF64 file
---
cli/riff.c | 39 ++++++++++++++++++++++++++++++++-------
1 file changed, 32 insertions(+), 7 deletions(-)
diff --git a/cli/riff.c b/cli/riff.c
index 8b1af45..de98c1e 100644
--- a/cli/riff.c
+++ b/cli/riff.c
@@ -42,6 +42,7 @@ typedef struct {
#pragma pack(pop)
+#define CS64ChunkFormat "4D"
#define DS64ChunkFormat "DDDL"
#define WAVPACK_NO_ERROR 0
@@ -101,13 +102,13 @@ int ParseRiffHeaderConfig (FILE *infile, char *infilename, char *fourcc, Wavpack
if (!strncmp (chunk_header.ckID, "ds64", 4)) {
if (chunk_header.ckSize < sizeof (DS64Chunk) ||
- !DoReadFile (infile, &ds64_chunk, chunk_header.ckSize, &bcount) ||
- bcount != chunk_header.ckSize) {
+ !DoReadFile (infile, &ds64_chunk, sizeof (DS64Chunk), &bcount) ||
+ bcount != sizeof (DS64Chunk)) {
error_line ("%s is not a valid .WAV file!", infilename);
return WAVPACK_SOFT_ERROR;
}
else if (!(config->qmode & QMODE_NO_STORE_WRAPPER) &&
- !WavpackAddWrapper (wpc, &ds64_chunk, chunk_header.ckSize)) {
+ !WavpackAddWrapper (wpc, &ds64_chunk, sizeof (DS64Chunk))) {
error_line ("%s", WavpackGetErrorMessage (wpc));
return WAVPACK_SOFT_ERROR;
}
@@ -315,10 +316,11 @@ int ParseRiffHeaderConfig (FILE *infile, char *infilename, char *fourcc, Wavpack
int WriteRiffHeader (FILE *outfile, WavpackContext *wpc, int64_t total_samples, int qmode)
{
- int do_rf64 = 0, write_junk = 1;
+ int do_rf64 = 0, write_junk = 1, table_length = 0;
ChunkHeader ds64hdr, datahdr, fmthdr;
RiffChunkHeader riffhdr;
DS64Chunk ds64_chunk;
+ CS64Chunk cs64_chunk;
JunkChunk junkchunk;
WaveHeader wavhdr;
uint32_t bcount;
@@ -380,6 +382,7 @@ int WriteRiffHeader (FILE *outfile, WavpackContext *wpc, int64_t total_samples,
strncpy (riffhdr.formType, "WAVE", sizeof (riffhdr.formType));
total_riff_bytes = sizeof (riffhdr) + wavhdrsize + sizeof (datahdr) + ((total_data_bytes + 1) & ~(int64_t)1);
if (do_rf64) total_riff_bytes += sizeof (ds64hdr) + sizeof (ds64_chunk);
+ total_riff_bytes += table_length * sizeof (CS64Chunk);
if (write_junk) total_riff_bytes += sizeof (junkchunk);
strncpy (fmthdr.ckID, "fmt ", sizeof (fmthdr.ckID));
strncpy (datahdr.ckID, "data", sizeof (datahdr.ckID));
@@ -394,11 +397,12 @@ int WriteRiffHeader (FILE *outfile, WavpackContext *wpc, int64_t total_samples,
if (do_rf64) {
strncpy (ds64hdr.ckID, "ds64", sizeof (ds64hdr.ckID));
- ds64hdr.ckSize = sizeof (ds64_chunk);
+ ds64hdr.ckSize = sizeof (ds64_chunk) + (table_length * sizeof (CS64Chunk));
CLEAR (ds64_chunk);
ds64_chunk.riffSize64 = total_riff_bytes;
ds64_chunk.dataSize64 = total_data_bytes;
ds64_chunk.sampleCount64 = total_samples;
+ ds64_chunk.tableLength = table_length;
riffhdr.ckSize = (uint32_t) -1;
datahdr.ckSize = (uint32_t) -1;
WavpackNativeToLittleEndian (&ds64hdr, ChunkHeaderFormat);
@@ -409,6 +413,14 @@ int WriteRiffHeader (FILE *outfile, WavpackContext *wpc, int64_t total_samples,
datahdr.ckSize = (uint32_t) total_data_bytes;
}
+ // this "table" is just a dummy placeholder for testing (normally not written)
+
+ if (table_length) {
+ strncpy (cs64_chunk.ckID, "dmmy", sizeof (cs64_chunk.ckID));
+ cs64_chunk.chunkSize64 = 12345678;
+ WavpackNativeToLittleEndian (&cs64_chunk, CS64ChunkFormat);
+ }
+
// write the RIFF chunks up to just before the data starts
WavpackNativeToLittleEndian (&riffhdr, ChunkHeaderFormat);
@@ -418,8 +430,21 @@ int WriteRiffHeader (FILE *outfile, WavpackContext *wpc, int64_t total_samples,
if (!DoWriteFile (outfile, &riffhdr, sizeof (riffhdr), &bcount) || bcount != sizeof (riffhdr) ||
(do_rf64 && (!DoWriteFile (outfile, &ds64hdr, sizeof (ds64hdr), &bcount) || bcount != sizeof (ds64hdr))) ||
- (do_rf64 && (!DoWriteFile (outfile, &ds64_chunk, sizeof (ds64_chunk), &bcount) || bcount != sizeof (ds64_chunk))) ||
- (write_junk && (!DoWriteFile (outfile, &junkchunk, sizeof (junkchunk), &bcount) || bcount != sizeof (junkchunk))) ||
+ (do_rf64 && (!DoWriteFile (outfile, &ds64_chunk, sizeof (ds64_chunk), &bcount) || bcount != sizeof (ds64_chunk)))) {
+ error_line ("can't write .WAV data, disk probably full!");
+ return FALSE;
+ }
+
+ // again, this is normally not written except for testing
+
+ while (table_length--)
+ if (!DoWriteFile (outfile, &cs64_chunk, sizeof (cs64_chunk), &bcount) || bcount != sizeof (cs64_chunk)) {
+ error_line ("can't write .WAV data, disk probably full!");
+ return FALSE;
+ }
+
+
+ if ((write_junk && (!DoWriteFile (outfile, &junkchunk, sizeof (junkchunk), &bcount) || bcount != sizeof (junkchunk))) ||
!DoWriteFile (outfile, &fmthdr, sizeof (fmthdr), &bcount) || bcount != sizeof (fmthdr) ||
!DoWriteFile (outfile, &wavhdr, wavhdrsize, &bcount) || bcount != wavhdrsize ||
!DoWriteFile (outfile, &datahdr, sizeof (datahdr), &bcount) || bcount != sizeof (datahdr)) {

19
wavpack.changes
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@ -1,3 +1,22 @@
-------------------------------------------------------------------
Tue Feb 20 08:48:07 UTC 2018 - kbabioch@suse.com
- Added CVE-2018-7253.patch: Fixed a heap based buffer overread in
cli/dsdiff.c, which allowed remote attackers to cause DoS via
a specially crafted input file (CVE-2018-7253, bsc#1081692)
- Added CVE-2018-7254.patch: Fixed a buffer overread in cli/caff.c,
which allowed remote attackers to cause DoS via a specially
crafted input file (CVE-2018-7254, bsc#1081693)
-------------------------------------------------------------------
Mon Feb 19 16:27:30 UTC 2018 - pmonrealgonzalez@suse.com
- Security fix [bsc#1079746, CVE-2018-6767]
* Crafted wav file can trigger a stack buffer overflow when
parsing the file
* Added wavpack-CVE-2018-6767.patch
-------------------------------------------------------------------
Mon Nov 13 21:12:39 UTC 2017 - jengelh@inai.de

10
wavpack.spec
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@ -1,7 +1,7 @@
#
# spec file for package wavpack
#
# Copyright (c) 2017 SUSE LINUX GmbH, Nuernberg, Germany.
# Copyright (c) 2018 SUSE LINUX GmbH, Nuernberg, Germany.
#
# All modifications and additions to the file contributed by third parties
# remain the property of their copyright owners, unless otherwise agreed
@ -26,6 +26,11 @@ Group: Productivity/Multimedia/Sound/Editors and Convertors
Url: http://www.wavpack.com/
Source0: http://www.wavpack.com/%{name}-%{version}.tar.bz2
Source99: baselibs.conf
# PATCH-FIX-UPSTREAM bsc#1079746 CVE-2018-6767 Crafted wav file can trigger
# a stack buffer overflow when parsing the file
Patch0: wavpack-CVE-2018-6767.patch
Patch1: CVE-2018-7253.patch
Patch2: CVE-2018-7254.patch
BuildRequires: libtool
BuildRequires: pkgconfig
@ -69,6 +74,9 @@ applications that want to make use of wavpack.
%prep
%setup -q
%patch0 -p1
%patch1 -p1
%patch2 -p1
%build
autoreconf -fiv