From: Juanma Barranquero <lekktu@gmail.com>
Date: Sat, 8 Jun 2019 07:02:45 +0000 (+0200)
Subject: * nt/addpm.c (main): Fix buffer overflow
X-Git-Tag: emacs-26.2.90~15
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=25d44d27dad78d55adfd5905bb9344a8521a18dd;p=emacs.git

* nt/addpm.c (main): Fix buffer overflow
---

diff --git a/nt/addpm.c b/nt/addpm.c
index f71ce5f2385..a8bcd4a5c73 100644
--- a/nt/addpm.c
+++ b/nt/addpm.c
@@ -219,8 +219,9 @@ main (int argc, char *argv[])
 	{
 	  int result;
 
-	  char msg[ MAX_PATH ];
-	  sprintf (msg, "Install Emacs at %s?\n", emacs_path);
+	  const char install_msg[] = "Install Emacs at %s?\n";
+	  char msg[ MAX_PATH + sizeof (install_msg) ];
+	  sprintf (msg, install_msg, emacs_path);
 	  result = MessageBox (NULL, msg, "Install Emacs",
 			       MB_OKCANCEL | MB_ICONQUESTION);
 	  if (result != IDOK)