From 1272a895b2e2f105b8389f3b26ed25683e6d766c Mon Sep 17 00:00:00 2001
From: Imanol-Mikel Barba Sabariego <imanol@shamshel>
Date: Sun, 23 Jun 2019 15:58:16 +0200
Subject: [PATCH] Correct handling of setuid bit when using popen

---
 check_smart/check_smart.cpp | 6 ++++++
 1 file changed, 6 insertions(+), 0 deletions(-)

diff --git a/check_smart/check_smart.cpp b/check_smart/check_smart.cpp
index d6fb436..0945582 100644
--- a/check_smart/check_smart.cpp
+++ b/check_smart/check_smart.cpp
@@ -101,7 +101,13 @@ int main(int argc, char **argv)
 	for(int i = 1; i < argc; i++)
 	{
 		string output;
+		int uid = getuid();
+		int gid = getgid();
+		setuid(0);
+		setgid(0);
 		int rc = exec(command + argv[i],&output);
+		setuid(uid);
+		setgid(gid);
 		if(rc)
         	{
                 	cout << "Error reading SMART data from disk" << endl;
--
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