From ecc0086bfc754f5adc4e496ae025da4bb1796490 Mon Sep 17 00:00:00 2001
From: Francisco Facioni <fran6co@gmail.com>
Date: Fri, 20 Mar 2020 07:10:35 -0400
Subject: cmake-gui: Fix use-after-free in Open-possible check

Fix `QCMake::checkOpenPossible` to copy `toLocal8Bit().data()` before
its lifetime expires.
---
 Source/QtDialog/QCMake.cxx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Source/QtDialog/QCMake.cxx b/Source/QtDialog/QCMake.cxx
index 3b5dc04..a9089e5 100644
--- a/Source/QtDialog/QCMake.cxx
+++ b/Source/QtDialog/QCMake.cxx
@@ -486,7 +486,7 @@ void QCMake::setWarnUnusedMode(bool value)
 
 void QCMake::checkOpenPossible()
 {
-  auto data = this->BinaryDirectory.toLocal8Bit().data();
+  std::string data = this->BinaryDirectory.toLocal8Bit().data();
   auto possible = this->CMakeInstance->Open(data, true);
   emit openPossible(possible);
 }
-- 
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