[src/trunk]: src/usr.bin/rsh Drop setuid before execing rlogin. Failure to do...

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

details:   https://anonhg.NetBSD.org/src/rev/7f8d217a899a
branches:  trunk
changeset: 803495:7f8d217a899a
user:      dholland <dholland%NetBSD.org@localhost>
date:      Thu Oct 30 06:13:50 2014 +0000

description:
Drop setuid before execing rlogin. Failure to do so should be
harmless, but is sloppy.

diffstat:

 usr.bin/rsh/rsh.c |  5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diffs (26 lines):

diff -r 49500adcf1ce -r 7f8d217a899a usr.bin/rsh/rsh.c
--- a/usr.bin/rsh/rsh.c Thu Oct 30 01:36:13 2014 +0000
+++ b/usr.bin/rsh/rsh.c Thu Oct 30 06:13:50 2014 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: rsh.c,v 1.36 2014/06/08 02:44:15 enami Exp $   */
+/*     $NetBSD: rsh.c,v 1.37 2014/10/30 06:13:50 dholland Exp $        */
 
 /*-
  * Copyright (c) 1983, 1990, 1993, 1994
@@ -39,7 +39,7 @@
 #if 0
 static char sccsid[] = "@(#)rsh.c      8.4 (Berkeley) 4/29/95";
 #else
-__RCSID("$NetBSD: rsh.c,v 1.36 2014/06/08 02:44:15 enami Exp $");
+__RCSID("$NetBSD: rsh.c,v 1.37 2014/10/30 06:13:50 dholland Exp $");
 #endif
 #endif /* not lint */
 
@@ -203,6 +203,7 @@
 #else
                if (asrsh)
                        *argv = __UNCONST("rlogin");
+               setuid(uid);
                execv(_PATH_RLOGIN, argv);
                err(1, "can't exec %s", _PATH_RLOGIN);
 #endif