create log file safely, don't create world-writable files

[ppp.git] / pppd / main.c

diff --git a/pppd/main.c b/pppd/main.c
index e5d2977fc2363d99bccf9b98d5cf01dc804d2d15..4de4b994156c801566415b34693dc6ee59bb0ff1 100644 (file)
--- a/pppd/main.c
+++ b/pppd/main.c
@@ -17,7 +17,7 @@
  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  */
 
-#define RCSID  "$Id: main.c,v 1.86 1999/09/11 12:08:57 paulus Exp $"
+#define RCSID  "$Id: main.c,v 1.87 1999/11/15 03:55:37 paulus Exp $"
 
 #include <stdio.h>
 #include <ctype.h>
@@ -252,6 +252,9 @@ main(argc, argv)
     }
     hostname[MAXNAMELEN-1] = 0;
 
+    /* make sure we don't create world or group writable files. */
+    umask(umask(0777) | 022);
+
     uid = getuid();
     privileged = uid == 0;
     slprintf(numbuf, sizeof(numbuf), "%d", uid);