policy_module(clamav, 1.19.0) ## ##

## Determine whether clamscan can ## read user content files. ##

##
gen_tunable(clamav_read_user_content_files_clamscan, false) ## ##

## Determine whether clamscan can read ## all non-security files. ##

##
gen_tunable(clamav_read_all_non_security_files_clamscan, false) ## ##

## Determine whether can clamd use JIT compiler. ##

##
gen_tunable(clamd_use_jit, false) ######################################## # # Declarations # attribute clam_scannable_type; type clamd_t; type clamd_exec_t; init_daemon_domain(clamd_t, clamd_exec_t) type clamd_etc_t; files_config_file(clamd_etc_t) type clamd_initrc_exec_t; init_script_file(clamd_initrc_exec_t) type clamd_runtime_t; files_runtime_file(clamd_runtime_t) typealias clamd_runtime_t alias clamd_var_run_t; type clamd_tmp_t; files_tmp_file(clamd_tmp_t) type clamd_unit_t; init_unit_file(clamd_unit_t) type clamd_var_log_t; logging_log_file(clamd_var_log_t) type clamd_var_lib_t; files_type(clamd_var_lib_t) type clamscan_t; type clamscan_exec_t; init_daemon_domain(clamscan_t, clamscan_exec_t) type clamscan_tmp_t; files_tmp_file(clamscan_tmp_t) type freshclam_t; type freshclam_exec_t; init_daemon_domain(freshclam_t, freshclam_exec_t) type freshclam_var_log_t; logging_log_file(freshclam_var_log_t) ######################################## # # Clamd local policy # allow clamd_t self:capability { chown fowner fsetid kill setgid setuid dac_override }; dontaudit clamd_t self:capability sys_tty_config; allow clamd_t self:process signal; allow clamd_t self:fifo_file rw_fifo_file_perms; allow clamd_t self:unix_stream_socket { accept connectto listen }; allow clamd_t self:tcp_socket { listen accept }; allow clamd_t clamd_etc_t:dir list_dir_perms; read_files_pattern(clamd_t, clamd_etc_t, clamd_etc_t) read_lnk_files_pattern(clamd_t, clamd_etc_t, clamd_etc_t) manage_dirs_pattern(clamd_t, clamd_tmp_t, clamd_tmp_t) manage_files_pattern(clamd_t, clamd_tmp_t, clamd_tmp_t) files_tmp_filetrans(clamd_t, clamd_tmp_t, { file dir }) manage_dirs_pattern(clamd_t, clamd_var_lib_t, clamd_var_lib_t) manage_files_pattern(clamd_t, clamd_var_lib_t, clamd_var_lib_t) manage_sock_files_pattern(clamd_t, clamd_var_lib_t, clamd_var_lib_t) manage_dirs_pattern(clamd_t, clamd_var_log_t, clamd_var_log_t) append_files_pattern(clamd_t, clamd_var_log_t, clamd_var_log_t) create_files_pattern(clamd_t, clamd_var_log_t, clamd_var_log_t) setattr_files_pattern(clamd_t, clamd_var_log_t, clamd_var_log_t) logging_log_filetrans(clamd_t, clamd_var_log_t, { dir file }) manage_dirs_pattern(clamd_t, clamd_runtime_t, clamd_runtime_t) manage_files_pattern(clamd_t, clamd_runtime_t, clamd_runtime_t) manage_sock_files_pattern(clamd_t, clamd_runtime_t, clamd_runtime_t) files_runtime_filetrans(clamd_t, clamd_runtime_t, { dir file sock_file }) read_files_pattern(clamd_t, clam_scannable_type, clam_scannable_type) read_lnk_files_pattern(clamd_t, clam_scannable_type, clam_scannable_type) list_dirs_pattern(clamd_t, clam_scannable_type, clam_scannable_type) kernel_dontaudit_list_proc(clamd_t) kernel_read_crypto_sysctls(clamd_t) kernel_read_sysctl(clamd_t) kernel_read_kernel_sysctls(clamd_t) kernel_read_system_state(clamd_t) kernel_read_vm_sysctls(clamd_t) kernel_read_vm_overcommit_sysctl(clamd_t) corecmd_exec_shell(clamd_t) corenet_all_recvfrom_netlabel(clamd_t) corenet_tcp_sendrecv_generic_if(clamd_t) corenet_tcp_sendrecv_generic_node(clamd_t) corenet_tcp_bind_generic_node(clamd_t) corenet_sendrecv_generic_server_packets(clamd_t) corenet_tcp_bind_generic_port(clamd_t) corenet_sendrecv_generic_client_packets(clamd_t) corenet_tcp_connect_generic_port(clamd_t) corenet_sendrecv_clamd_server_packets(clamd_t) corenet_tcp_bind_clamd_port(clamd_t) dev_read_rand(clamd_t) dev_read_urand(clamd_t) dev_read_sysfs(clamd_t) domain_use_interactive_fds(clamd_t) files_read_etc_runtime_files(clamd_t) files_search_spool(clamd_t) auth_use_nsswitch(clamd_t) logging_send_syslog_msg(clamd_t) miscfiles_read_generic_certs(clamd_t) miscfiles_read_localization(clamd_t) tunable_policy(`clamd_use_jit',` allow clamd_t self:process execmem; ',` dontaudit clamd_t self:process execmem; ') optional_policy(` amavis_read_lib_files(clamd_t) amavis_spool_filetrans(clamd_t, clamd_runtime_t, sock_file) amavis_create_runtime_files(clamd_t) ') optional_policy(` cron_use_fds(clamd_t) cron_use_system_job_fds(clamd_t) cron_rw_pipes(clamd_t) ') optional_policy(` mta_read_config(clamd_t) mta_send_mail(clamd_t) ') ######################################## # # Freshclam local policy # allow freshclam_t self:capability { dac_override setgid setuid }; allow freshclam_t self:fifo_file rw_fifo_file_perms; allow freshclam_t self:unix_stream_socket { accept listen }; allow freshclam_t self:tcp_socket { accept listen }; allow freshclam_t clamd_etc_t:dir list_dir_perms; read_files_pattern(freshclam_t, clamd_etc_t, clamd_etc_t) read_lnk_files_pattern(freshclam_t, clamd_etc_t, clamd_etc_t) manage_dirs_pattern(freshclam_t, clamd_var_lib_t, clamd_var_lib_t) manage_files_pattern(freshclam_t, clamd_var_lib_t, clamd_var_lib_t) manage_files_pattern(freshclam_t, clamd_runtime_t, clamd_runtime_t) files_runtime_filetrans(freshclam_t, clamd_runtime_t, file) append_files_pattern(freshclam_t, freshclam_var_log_t, freshclam_var_log_t) create_files_pattern(freshclam_t, freshclam_var_log_t, freshclam_var_log_t) setattr_files_pattern(freshclam_t, freshclam_var_log_t, freshclam_var_log_t) logging_log_filetrans(freshclam_t, freshclam_var_log_t, file) stream_connect_pattern(freshclam_t, clamd_runtime_t, clamd_runtime_t, clamd_t) read_files_pattern(freshclam_t, clamd_var_log_t, clamd_var_log_t) kernel_dontaudit_list_proc(freshclam_t) kernel_read_crypto_sysctls(freshclam_t) kernel_read_kernel_sysctls(freshclam_t) kernel_read_network_state(freshclam_t) kernel_read_system_state(freshclam_t) corenet_all_recvfrom_netlabel(freshclam_t) corenet_tcp_sendrecv_generic_if(freshclam_t) corenet_tcp_sendrecv_generic_node(freshclam_t) corenet_sendrecv_clamd_client_packets(freshclam_t) corenet_tcp_connect_clamd_port(freshclam_t) corenet_sendrecv_http_client_packets(freshclam_t) corenet_tcp_connect_http_port(freshclam_t) corenet_sendrecv_http_cache_client_packets(freshclam_t) corenet_tcp_connect_http_cache_port(freshclam_t) corenet_sendrecv_squid_client_packets(freshclam_t) corenet_tcp_connect_squid_port(freshclam_t) dev_read_rand(freshclam_t) dev_read_urand(freshclam_t) domain_use_interactive_fds(freshclam_t) files_read_etc_runtime_files(freshclam_t) files_search_var_lib(freshclam_t) auth_use_nsswitch(freshclam_t) logging_send_syslog_msg(freshclam_t) miscfiles_read_generic_certs(freshclam_t) miscfiles_read_localization(freshclam_t) tunable_policy(`clamd_use_jit',` allow freshclam_t self:process execmem; ',` dontaudit freshclam_t self:process execmem; ') optional_policy(` amavis_manage_spool_files(freshclam_t) ') optional_policy(` cron_system_entry(freshclam_t, freshclam_exec_t) ') ######################################## # # Clamscam local policy # allow clamscan_t self:capability { dac_override setgid setuid }; allow clamscan_t self:fifo_file rw_fifo_file_perms; allow clamscan_t self:unix_stream_socket create_stream_socket_perms; allow clamscan_t self:unix_dgram_socket create_socket_perms; allow clamscan_t self:tcp_socket { accept listen }; allow clamscan_t clamd_etc_t:dir list_dir_perms; read_files_pattern(clamscan_t, clamd_etc_t, clamd_etc_t) read_lnk_files_pattern(clamscan_t, clamd_etc_t, clamd_etc_t) manage_dirs_pattern(clamscan_t, clamscan_tmp_t, clamscan_tmp_t) manage_files_pattern(clamscan_t, clamscan_tmp_t, clamscan_tmp_t) files_tmp_filetrans(clamscan_t, clamscan_tmp_t, { dir file }) read_files_pattern(clamscan_t, clam_scannable_type, clam_scannable_type) read_lnk_files_pattern(clamscan_t, clam_scannable_type, clam_scannable_type) list_dirs_pattern(clamscan_t, clam_scannable_type, clam_scannable_type) allow clamscan_t clamd_var_lib_t:dir list_dir_perms; manage_files_pattern(clamscan_t, clamd_var_lib_t, clamd_var_lib_t) allow clamscan_t clamd_runtime_t:dir list_dir_perms; read_files_pattern(clamscan_t, clamd_runtime_t, clamd_runtime_t) stream_connect_pattern(clamscan_t, clamd_runtime_t, clamd_runtime_t, clamd_t) kernel_dontaudit_list_proc(clamscan_t) kernel_read_kernel_sysctls(clamscan_t) kernel_read_system_state(clamscan_t) corenet_all_recvfrom_netlabel(clamscan_t) corenet_tcp_sendrecv_generic_if(clamscan_t) corenet_tcp_sendrecv_generic_node(clamscan_t) corenet_sendrecv_clamd_client_packets(clamscan_t) corenet_tcp_connect_clamd_port(clamscan_t) corecmd_read_all_executables(clamscan_t) files_read_etc_files(clamscan_t) files_read_etc_runtime_files(clamscan_t) files_search_var_lib(clamscan_t) init_read_utmp(clamscan_t) init_dontaudit_write_utmp(clamscan_t) miscfiles_read_localization(clamscan_t) miscfiles_read_public_files(clamscan_t) sysnet_dns_name_resolve(clamscan_t) tunable_policy(`clamav_read_user_content_files_clamscan',` userdom_read_user_home_content_files(clamscan_t) userdom_dontaudit_read_user_home_content_files(clamscan_t) ') tunable_policy(`clamav_read_all_non_security_files_clamscan',` files_read_non_security_files(clamscan_t) files_getattr_all_pipes(clamscan_t) files_getattr_all_sockets(clamscan_t) ') optional_policy(` mta_send_mail(clamscan_t) ')