diff options
Diffstat (limited to 'hurd/hurdexec.c')
| -rw-r--r-- | hurd/hurdexec.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/hurd/hurdexec.c b/hurd/hurdexec.c index 3dc61431d5..5b27f1861b 100644 --- a/hurd/hurdexec.c +++ b/hurd/hurdexec.c @@ -229,6 +229,14 @@ retry: reflects that our whole ID set differs from what we've set it to. */ __mutex_lock (&_hurd_id.lock); err = _hurd_check_ids (); + + /* Avoid leaking the rid_auth port reference to the new progam */ + if (_hurd_id.rid_auth != MACH_PORT_NULL) + { + __mach_port_deallocate (__mach_task_self (), _hurd_id.rid_auth); + _hurd_id.rid_auth = MACH_PORT_NULL; + } + if (err == 0 && ((_hurd_id.aux.nuids >= 2 && _hurd_id.gen.nuids >= 1 && _hurd_id.aux.uids[1] != _hurd_id.gen.uids[0]) || (_hurd_id.aux.ngids >= 2 && _hurd_id.gen.ngids >= 1 @@ -244,11 +252,6 @@ retry: _hurd_id.aux.uids[1] = _hurd_id.gen.uids[0]; _hurd_id.aux.gids[1] = _hurd_id.gen.gids[0]; _hurd_id.valid = 0; - if (_hurd_id.rid_auth != MACH_PORT_NULL) - { - __mach_port_deallocate (__mach_task_self (), _hurd_id.rid_auth); - _hurd_id.rid_auth = MACH_PORT_NULL; - } err = __auth_makeauth (ports[INIT_PORT_AUTH], NULL, MACH_MSG_TYPE_COPY_SEND, 0, |