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Fix CVE-2018-14044 and CVE-2018-14045:
https://gitlab.com/soundtouch/soundtouch/issues/7
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-14044
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-14045
Patch copied from upstream source repository:
https://gitlab.com/soundtouch/soundtouch/commit/107f2c5d201a4dfea1b7f15c5957ff2ac9e5f260
From 107f2c5d201a4dfea1b7f15c5957ff2ac9e5f260 Mon Sep 17 00:00:00 2001
From: oparviainen <oparviai@iki.fi>
Date: Sun, 12 Aug 2018 20:00:56 +0300
Subject: [PATCH] Replaced illegal-number-of-channel assertions with run-time
exception
---
include/FIFOSamplePipe.h | 12 ++++++++++++
include/STTypes.h | 3 +++
source/SoundTouch/FIFOSampleBuffer.cpp | 3 ++-
source/SoundTouch/RateTransposer.cpp | 5 ++---
source/SoundTouch/SoundTouch.cpp | 8 ++------
source/SoundTouch/TDStretch.cpp | 5 ++---
6 files changed, 23 insertions(+), 13 deletions(-)
diff --git a/include/FIFOSamplePipe.h b/include/FIFOSamplePipe.h
index 4ec9275..b08f836 100644
--- a/include/FIFOSamplePipe.h
+++ b/include/FIFOSamplePipe.h
@@ -51,6 +51,18 @@ namespace soundtouch
/// Abstract base class for FIFO (first-in-first-out) sample processing classes.
class FIFOSamplePipe
{
+protected:
+
+ bool verifyNumberOfChannels(int nChannels) const
+ {
+ if ((nChannels > 0) && (nChannels <= SOUNDTOUCH_MAX_CHANNELS))
+ {
+ return true;
+ }
+ ST_THROW_RT_ERROR("Error: Illegal number of channels");
+ return false;
+ }
+
public:
// virtual default destructor
virtual ~FIFOSamplePipe() {}
diff --git a/include/STTypes.h b/include/STTypes.h
index 03e7e07..862505e 100644
--- a/include/STTypes.h
+++ b/include/STTypes.h
@@ -56,6 +56,9 @@ typedef unsigned long ulong;
namespace soundtouch
{
+ /// Max allowed number of channels
+ #define SOUNDTOUCH_MAX_CHANNELS 16
+
/// Activate these undef's to overrule the possible sampletype
/// setting inherited from some other header file:
//#undef SOUNDTOUCH_INTEGER_SAMPLES
diff --git a/source/SoundTouch/FIFOSampleBuffer.cpp b/source/SoundTouch/FIFOSampleBuffer.cpp
index f0d5e42..706e869 100644
--- a/source/SoundTouch/FIFOSampleBuffer.cpp
+++ b/source/SoundTouch/FIFOSampleBuffer.cpp
@@ -73,7 +73,8 @@ void FIFOSampleBuffer::setChannels(int numChannels)
{
uint usedBytes;
- assert(numChannels > 0);
+ if (!verifyNumberOfChannels(numChannels)) return;
+
usedBytes = channels * samplesInBuffer;
channels = (uint)numChannels;
samplesInBuffer = usedBytes / channels;
diff --git a/source/SoundTouch/RateTransposer.cpp b/source/SoundTouch/RateTransposer.cpp
index 8b66be3..d115a4c 100644
--- a/source/SoundTouch/RateTransposer.cpp
+++ b/source/SoundTouch/RateTransposer.cpp
@@ -179,11 +179,10 @@ void RateTransposer::processSamples(const SAMPLETYPE *src, uint nSamples)
// Sets the number of channels, 1 = mono, 2 = stereo
void RateTransposer::setChannels(int nChannels)
{
- assert(nChannels > 0);
+ if (!verifyNumberOfChannels(nChannels) ||
+ (pTransposer->numChannels == nChannels)) return;
- if (pTransposer->numChannels == nChannels) return;
pTransposer->setChannels(nChannels);
-
inputBuffer.setChannels(nChannels);
midBuffer.setChannels(nChannels);
outputBuffer.setChannels(nChannels);
diff --git a/source/SoundTouch/SoundTouch.cpp b/source/SoundTouch/SoundTouch.cpp
index 7b6756b..06bdd56 100644
--- a/source/SoundTouch/SoundTouch.cpp
+++ b/source/SoundTouch/SoundTouch.cpp
@@ -139,18 +139,14 @@ uint SoundTouch::getVersionId()
// Sets the number of channels, 1 = mono, 2 = stereo
void SoundTouch::setChannels(uint numChannels)
{
- /*if (numChannels != 1 && numChannels != 2)
- {
- //ST_THROW_RT_ERROR("Illegal number of channels");
- return;
- }*/
+ if (!verifyNumberOfChannels(numChannels)) return;
+
channels = numChannels;
pRateTransposer->setChannels((int)numChannels);
pTDStretch->setChannels((int)numChannels);
}
-
// Sets new rate control value. Normal rate = 1.0, smaller values
// represent slower rate, larger faster rates.
void SoundTouch::setRate(double newRate)
diff --git a/source/SoundTouch/TDStretch.cpp b/source/SoundTouch/TDStretch.cpp
index 149cdb9..be2dc88 100644
--- a/source/SoundTouch/TDStretch.cpp
+++ b/source/SoundTouch/TDStretch.cpp
@@ -588,9 +588,8 @@ void TDStretch::setTempo(double newTempo)
// Sets the number of channels, 1 = mono, 2 = stereo
void TDStretch::setChannels(int numChannels)
{
- assert(numChannels > 0);
- if (channels == numChannels) return;
-// assert(numChannels == 1 || numChannels == 2);
+ if (!verifyNumberOfChannels(numChannels) ||
+ (channels == numChannels)) return;
channels = numChannels;
inputBuffer.setChannels(channels);
--
2.18.0
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