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32 lines
1.3 KiB
Diff
32 lines
1.3 KiB
Diff
From a0f3b6c184d63153f5981d0b55f68f8242ddfc5f Mon Sep 17 00:00:00 2001
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From: leso-kn <info@lesosoftware.com>
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Date: Wed, 9 Apr 2025 12:54:21 +0200
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Subject: [PATCH] Fix crash in Voice::Impl::fillInterpolated()
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Recent versions of abseil assert on possible buffer overflow
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---
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src/sfizz/Voice.cpp | 4 ++++
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1 file changed, 4 insertions(+)
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diff --git a/src/sfizz/Voice.cpp b/src/sfizz/Voice.cpp
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index e5233aacd..681b6ea5f 100644
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--- a/src/sfizz/Voice.cpp
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+++ b/src/sfizz/Voice.cpp
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@@ -1369,6 +1369,8 @@ void Voice::Impl::fillInterpolated(
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auto left = dest.getChannel(0);
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if (source.getNumChannels() == 1) {
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while (ind < indices.end()) {
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+ if ((size_t)*ind >= leftSource.size())
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+ break;
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auto output = interpolate<M>(&leftSource[*ind], *coeff);
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IF_CONSTEXPR(Adding) {
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float g = *addingGain++;
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@@ -1382,6 +1384,8 @@ void Voice::Impl::fillInterpolated(
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auto right = dest.getChannel(1);
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auto rightSource = source.getConstSpan(1);
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while (ind < indices.end()) {
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+ if ((size_t)*ind >= leftSource.size() || (size_t)*ind >= rightSource.size())
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+ break;
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auto leftOutput = interpolate<M>(&leftSource[*ind], *coeff);
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auto rightOutput = interpolate<M>(&rightSource[*ind], *coeff);
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IF_CONSTEXPR(Adding) {
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