diff options
| -rw-r--r-- | usr.sbin/rwhod/rwhod.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/usr.sbin/rwhod/rwhod.c b/usr.sbin/rwhod/rwhod.c index c52b12e..c5605e2 100644 --- a/usr.sbin/rwhod/rwhod.c +++ b/usr.sbin/rwhod/rwhod.c @@ -66,6 +66,7 @@ static char sccsid[] = "@(#)rwhod.c 8.1 (Berkeley) 6/6/93"; #include <unistd.h> #include <utmp.h> #include <pwd.h> +#include <grp.h> /* * This version of Berkeley's rwhod has been modified to use IP multicast @@ -246,6 +247,7 @@ usage: fprintf(stderr, "usage: rwhod [ -m [ ttl ] ]\n"); exit(1); } setgid(unpriv_gid); + setgroups(1, &unpriv_gid); /* XXX BOGUS groups[0] = egid */ setuid(unpriv_uid); if (!configure(s)) exit(1); @@ -320,6 +322,7 @@ run_as(uid, gid) gid_t *gid; { struct passwd *pw; + struct group *gr; pw = getpwnam(UNPRIV_USER); if (!pw) { @@ -328,12 +331,12 @@ run_as(uid, gid) } *uid = pw->pw_uid; - pw = getpwnam(UNPRIV_GROUP); - if (!pw) { - syslog(LOG_ERR, "getpwnam(%s): %m", UNPRIV_GROUP); + gr = getgrnam(UNPRIV_GROUP); + if (!gr) { + syslog(LOG_ERR, "getgrnam(%s): %m", UNPRIV_GROUP); exit(1); } - *gid = pw->pw_gid; + *gid = gr->gr_gid; } /* |
