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$NetBSD: patch-ad,v 1.2 2013/07/19 12:54:58 joerg Exp $
--- misc.c.orig 2007-04-01 17:56:30.000000000 +0000
+++ misc.c
@@ -7,6 +7,7 @@
#include <stdlib.h>
#include <string.h>
#include <signal.h>
+#include <termios.h>
#ifdef HAVE_TERMIO_H
@@ -108,8 +109,17 @@ int win; /* 0 for upper, 1 for lower */
/* "touch" the tty so 'w' reports proper idle times */
(void) utime(get_ttyname(), NULL);
+ /* Set our gid to our real gid if necessary */
+ if (setgid(getgid()) != 0) {
+ perror("setgid");
+ exit(EXIT_FAILURE);
+ }
+
/* Set our uid to our real uid if necessary */
- (void) setuid(getuid());
+ if (setuid(getuid()) != 0) {
+ perror("setgid");
+ exit(EXIT_FAILURE);
+ }
/* Run the requested program, with possible leading dash. */
execvp(((*argv[0] == '-') ? argv[0]+1 : argv[0]), argv);
@@ -876,8 +886,17 @@ char *type;
}
close(pipe_fds[0]); close(pipe_fds[1]);
+ /* Set our gid to our real gid if necessary */
+ if (setgid(getgid()) != 0) {
+ perror("setgid");
+ exit(EXIT_FAILURE);
+ }
+
/* Set our uid to our real uid if necessary */
- (void) setuid(getuid());
+ if (setuid(getuid()) != 0) {
+ perror("setuid");
+ exit(EXIT_FAILURE);
+ }
/* Run the requested program */
argv[0]="/bin/sh";
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