2 files changed, 7 insertions, 4 deletions
diff --git a/games/backgammon/backgammon/main.c b/games/backgammon/backgammon/main.c
index 97f0c6a..270e1f5 100644
--- a/games/backgammon/backgammon/main.c
+++ b/games/backgammon/backgammon/main.c
@@ -110,6 +110,10 @@ char	**argv;
 	uid = getuid();
 	setreuid (uid,uid);
 
+	/* revoke privs */
+	setegid(getgid());
+	setgid(getgid());
+
 	/* initialization */
 	bflag = 2;					/* default no board */
 	acnt = 1;                                       /* Nuber of args */
diff --git a/games/backgammon/teachgammon/teach.c b/games/backgammon/teachgammon/teach.c
index bae186c..1c70b04 100644
--- a/games/backgammon/teachgammon/teach.c
+++ b/games/backgammon/teachgammon/teach.c
@@ -80,11 +80,10 @@ char	**argv;
 
 {
 	register int	i;
-	uid_t uid;
 
-	/*Drop the privilege.*/
-	uid = getuid();
-	setreuid (uid,uid);
+	/* revoke privs */
+	setegid(getgid());
+	setgid(getgid());
 
 	acnt = 1;
 	signal (2,getout);