[src/netbsd-1-4]: src/usr.bin/systat Pull up revision 1.21 (requested by jwise):

[he <he%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/a7d92b98e844
branches:  netbsd-1-4
changeset: 469961:a7d92b98e844
user:      he <he%NetBSD.org@localhost>
date:      Mon Dec 20 23:54:16 1999 +0000

description:
Pull up revision 1.21 (requested by jwise):
  Guard against buffer overflow.

diffstat:

 usr.bin/systat/main.c |  7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)

diffs (35 lines):

diff -r bebd824eab4a -r a7d92b98e844 usr.bin/systat/main.c
--- a/usr.bin/systat/main.c     Mon Dec 20 23:46:46 1999 +0000
+++ b/usr.bin/systat/main.c     Mon Dec 20 23:54:16 1999 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: main.c,v 1.15.2.1 1999/09/26 13:36:43 he Exp $ */
+/*     $NetBSD: main.c,v 1.15.2.2 1999/12/20 23:54:16 he Exp $ */
 
 /*-
  * Copyright (c) 1980, 1992, 1993
@@ -40,7 +40,7 @@
 #if 0
 static char sccsid[] = "@(#)main.c     8.1 (Berkeley) 6/6/93";
 #endif
-__RCSID("$NetBSD: main.c,v 1.15.2.1 1999/09/26 13:36:43 he Exp $");
+__RCSID("$NetBSD: main.c,v 1.15.2.2 1999/12/20 23:54:16 he Exp $");
 #endif /* not lint */
 
 #include <sys/param.h>
@@ -100,6 +100,7 @@
 
        egid = getegid();
        (void)setegid(getgid());
+
        while ((ch = getopt(argc, argv, "M:N:w:")) != -1)
                switch(ch) {
                case 'M':
@@ -331,7 +332,7 @@
 
        if (wnd) {
                getyx(stdscr, oy, ox);
-               (void) vsprintf(buf, fmt, ap);
+               (void) vsnprintf(buf, sizeof(buf), fmt, ap);
                clrtoeol();
                standout();
                mvaddstr(CMDLINE, 0, buf);