eab85946a5
Resolves denials such as:
avc: denied { ioctl } for pid=6390 comm="m.wimmcompanion" path="socket:[472596]" dev="sockfs" ino=472596 scontext=u:r:untrusted_app:s0 tcontext=u:r:bluetooth:s0 tclass=unix_stream_socket
Change-Id: Idd4fa219fe8674c6e1c40211b3c105d6276cfc5a
Signed-off-by: Stephen Smalley <sds@tycho.nsa.gov>
57 lines
2 KiB
Text
57 lines
2 KiB
Text
# bluetooth subsystem
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type bluetooth, domain;
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app_domain(bluetooth)
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net_domain(bluetooth)
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# Data file accesses.
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allow bluetooth bluetooth_data_file:dir create_dir_perms;
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allow bluetooth bluetooth_data_file:notdevfile_class_set create_file_perms;
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# Socket creation under /data/misc/bluedroid.
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type_transition bluetooth bluetooth_data_file:sock_file bluetooth_socket;
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allow bluetooth bluetooth_socket:sock_file create_file_perms;
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# bluetooth factory file accesses.
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r_dir_file(bluetooth, bluetooth_efs_file)
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# Device accesses.
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allow bluetooth { tun_device uhid_device hci_attach_dev }:chr_file rw_file_perms;
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# Other domains that can create and use bluetooth sockets.
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# SELinux does not presently define a specific socket class for
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# bluetooth sockets, nor does it distinguish among the bluetooth protocols.
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# TODO: This should no longer be needed with bluedroid for bluetooth
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# but may be getting used for other non-bluetooth sockets that has no
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# specific class defined. Consider taking to specific domains.
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allow bluetoothdomain self:socket create_socket_perms;
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# sysfs access.
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allow bluetooth sysfs_bluetooth_writable:file rw_file_perms;
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allow bluetooth self:capability net_admin;
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# Allow clients to use a socket provided by the bluetooth app.
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# TODO: See if this is still required under bluedroid.
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allow bluetoothdomain bluetooth:unix_stream_socket { getopt getattr read write ioctl shutdown };
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# tethering
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allow bluetooth self:tun_socket create_socket_perms;
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allow bluetooth efs_file:dir search;
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# Talk to init over the property socket.
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unix_socket_connect(bluetooth, property, init)
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# proc access.
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allow bluetooth proc_bluetooth_writable:file rw_file_perms;
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# Allow write access to bluetooth specific properties
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allow bluetooth bluetooth_prop:property_service set;
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###
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### Neverallow rules
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###
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### These are things that the bluetooth app should NEVER be able to do
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###
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# Superuser capabilities.
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# bluetooth requires net_admin.
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neverallow { bluetooth -unconfineddomain } self:capability ~net_admin;
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