35a1451430
Modify many "neverallow domain" rules to be "neverallow *" rules instead. This will catch more SELinux policy bugs where a label is assigned an irrelevant rule, as well as catch situations where a domain attribute is not assigned to a process. Change-Id: I5b83a2504c13b384f9dff616a70ca733b648ccdf
33 lines
1.1 KiB
Plaintext
33 lines
1.1 KiB
Plaintext
type keystore, domain, domain_deprecated;
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type keystore_exec, exec_type, file_type;
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# keystore daemon
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init_daemon_domain(keystore)
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typeattribute keystore mlstrustedsubject;
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binder_use(keystore)
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binder_service(keystore)
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allow keystore keystore_data_file:dir create_dir_perms;
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allow keystore keystore_data_file:notdevfile_class_set create_file_perms;
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allow keystore keystore_exec:file { getattr };
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allow keystore tee_device:chr_file rw_file_perms;
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allow keystore tee:unix_stream_socket connectto;
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allow keystore keystore_service:service_manager { add find };
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# Check SELinux permissions.
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selinux_check_access(keystore)
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###
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### Neverallow rules
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###
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### Protect ourself from others
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###
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neverallow { domain -keystore } keystore_data_file:dir ~{ open create read getattr setattr search relabelto ioctl };
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neverallow { domain -keystore } keystore_data_file:notdevfile_class_set ~{ relabelto getattr };
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neverallow { domain -keystore -init } keystore_data_file:dir *;
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neverallow { domain -keystore -init } keystore_data_file:notdevfile_class_set *;
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neverallow * keystore:process ptrace;
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