diff options
Diffstat (limited to 'inet')
| -rw-r--r-- | inet/rcmd.c | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/inet/rcmd.c b/inet/rcmd.c index fb91f851b7..342c1c909e 100644 --- a/inet/rcmd.c +++ b/inet/rcmd.c @@ -306,7 +306,6 @@ iruserok(raddr, superuser, ruser, luser) struct stat sbuf; struct passwd pwdbuf, *pwd; FILE *hostf; - uid_t uid; int first; first = 1; @@ -326,7 +325,7 @@ again: char *buffer = __alloca (buflen); first = 0; - if (getpwnam_r (luser, &pwdbuf, buffer, buflen, &pwd) < 0) + if (__getpwnam_r (luser, &pwdbuf, buffer, buflen, &pwd) < 0) return -1; dirlen = strlen (pwd->pw_dir); @@ -339,10 +338,15 @@ again: * reading an NFS mounted file system, can't read files that * are protected read/write owner only. */ - uid = geteuid(); - (void)seteuid(pwd->pw_uid); - hostf = fopen(pbuf, "r"); - (void)seteuid(uid); + if (__euidaccess (pbuf, R_OK) != 0) + hostf = NULL; + else + { + uid_t uid = geteuid (); + seteuid (pwd->pw_uid); + hostf = fopen (pbuf, "r"); + seteuid (uid); + } if (hostf == NULL) return (-1); |