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Merge pull request #13488 from hyperlogic/bug-fix/qstring-from-script-engine

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Fix for heap-corruption in Settings::saveAll due to implicitly shared QStrings
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John Conklin II 2018-06-28 09:56:51 -07:00 committed by GitHub
commit b07d317f4c
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1 changed files with 4 additions and 1 deletions
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5
interface/src/scripting/SettingsScriptingInterface.cpp
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@ -35,5 +35,8 @@ QVariant SettingsScriptingInterface::getValue(const QString& setting, const QVar
} }
void SettingsScriptingInterface::setValue(const QString& setting, const QVariant& value) { void SettingsScriptingInterface::setValue(const QString& setting, const QVariant& value) {
Setting::Handle<QVariant>(setting).set(value); // Make a deep-copy of the string.
// Dangling pointers can occur with QStrings that are implicitly shared from a QScriptEngine.
QString deepCopy = QString::fromUtf16(setting.utf16());
Setting::Handle<QVariant>(deepCopy).set(value);
} }