o Fix Y2K buffer overflow.

o Fix zero filling bug in all years % 100 < 10.

1 files changed, 2 insertions, 4 deletions

diff --git a/games/hack/hack.unix.c b/games/hack/hack.unix.c
index f038795a7e0..15a50c46a0a 100644
--- a/games/hack/hack.unix.c
+++ b/games/hack/hack.unix.c
@@ -58,10 +58,8 @@ getdate()
 	static char datestr[7];
 	register struct tm *lt = getlt();
 
-	(void) sprintf(datestr, "%2d%2d%2d",
-		lt->tm_year, lt->tm_mon + 1, lt->tm_mday);
-	if(datestr[2] == ' ') datestr[2] = '0';
-	if(datestr[4] == ' ') datestr[4] = '0';
+	(void) snprintf(datestr, sizeof(datestr), "%02d%02d%02d",
+		lt->tm_year % 100, lt->tm_mon + 1, lt->tm_mday);
 	return(datestr);
 }