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am d7fd22e6: Confine bluetooth app.

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* commit 'd7fd22e601293ffae0de2166b226adbae1f7e33e':
  Confine bluetooth app.
This commit is contained in:
Stephen Smalley 2013-10-23 10:17:05 -07:00 committed by Android Git Automerger
commit 77828e1e80
2 changed files with 47 additions and 2 deletions
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1
app.te
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@ -132,7 +132,6 @@ allow appdomain usbaccessory_device:chr_file { read write getattr };
# Superuser capabilities.
# bluetooth requires net_admin.
neverallow { appdomain -unconfineddomain -bluetooth } self:capability *;
neverallow { bluetooth -unconfineddomain } self:capability ~net_admin;
neverallow { appdomain -unconfineddomain } self:capability2 *;
# Block device access.

48
bluetooth.te
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@ -1,4 +1,50 @@
# bluetooth subsystem
type bluetooth, domain;
permissive bluetooth;
app_domain(bluetooth)
unconfined_domain(bluetooth)
# Data file accesses.
allow bluetooth bluetooth_data_file:dir create_dir_perms;
allow bluetooth bluetooth_data_file:notdevfile_class_set create_file_perms;
# bluetooth factory file accesses.
r_dir_file(bluetooth, bluetooth_efs_file)
# Device accesses.
allow bluetooth { tun_device uhid_device hci_attach_dev input_device }:chr_file rw_file_perms;
# Other domains that can create and use bluetooth sockets.
# SELinux does not presently define a specific socket class for
# bluetooth sockets, nor does it distinguish among the bluetooth protocols.
allow bluetoothdomain self:socket *;
# sysfs access.
allow bluetooth sysfs_bluetooth_writable:file rw_file_perms;
allow bluetooth self:capability net_admin;
# Allow clients to use a socket provided by the bluetooth app.
allow bluetoothdomain bluetooth:unix_stream_socket { read write shutdown };
# tethering
allow bluetooth self:{ tun_socket udp_socket } { ioctl create };
allow bluetooth efs_file:dir search;
# Talk to init over the property socket.
unix_socket_connect(bluetooth, property, init)
# proc access.
allow bluetooth proc_bluetooth_writable:file rw_file_perms;
# bluetooth file transfers
allow bluetooth sdcard_internal:dir create_dir_perms;
allow bluetooth sdcard_internal:file create_file_perms;
###
### Neverallow rules
###
### These are things that the bluetooth app should NEVER be able to do
###
# Superuser capabilities.
# bluetooth requires net_admin.
neverallow bluetooth self:capability ~net_admin;