161 lines
4.4 KiB
Plaintext
161 lines
4.4 KiB
Plaintext
|
|
policy_module(sendmail,1.2.4)
|
|
|
|
########################################
|
|
#
|
|
# Declarations
|
|
#
|
|
|
|
type sendmail_log_t;
|
|
logging_log_file(sendmail_log_t)
|
|
|
|
type sendmail_tmp_t;
|
|
files_tmp_file(sendmail_tmp_t)
|
|
|
|
type sendmail_var_run_t;
|
|
files_pid_file(sendmail_var_run_t)
|
|
|
|
type sendmail_t;
|
|
mta_sendmail_mailserver(sendmail_t)
|
|
mta_mailserver_delivery(sendmail_t)
|
|
mta_mailserver_sender(sendmail_t)
|
|
|
|
########################################
|
|
#
|
|
# Sendmail local policy
|
|
#
|
|
|
|
allow sendmail_t self:capability { setuid setgid net_bind_service sys_nice chown sys_tty_config };
|
|
allow sendmail_t self:process signal;
|
|
allow sendmail_t self:fifo_file rw_file_perms;
|
|
allow sendmail_t self:unix_stream_socket create_stream_socket_perms;
|
|
allow sendmail_t self:unix_dgram_socket create_socket_perms;
|
|
allow sendmail_t self:tcp_socket create_stream_socket_perms;
|
|
allow sendmail_t self:udp_socket create_socket_perms;
|
|
allow sendmail_t self:netlink_route_socket r_netlink_socket_perms;
|
|
|
|
allow sendmail_t sendmail_log_t:file create_file_perms;
|
|
allow sendmail_t sendmail_log_t:dir { rw_dir_perms setattr };
|
|
logging_log_filetrans(sendmail_t,sendmail_log_t,{ file dir })
|
|
|
|
allow sendmail_t sendmail_tmp_t:dir manage_dir_perms;
|
|
allow sendmail_t sendmail_tmp_t:file manage_file_perms;
|
|
files_tmp_filetrans(sendmail_t, sendmail_tmp_t, { file dir })
|
|
|
|
allow sendmail_t sendmail_var_run_t:file manage_file_perms;
|
|
files_pid_filetrans(sendmail_t,sendmail_var_run_t,file)
|
|
|
|
kernel_read_kernel_sysctls(sendmail_t)
|
|
# for piping mail to a command
|
|
kernel_read_system_state(sendmail_t)
|
|
|
|
corenet_non_ipsec_sendrecv(sendmail_t)
|
|
corenet_tcp_sendrecv_all_if(sendmail_t)
|
|
corenet_tcp_sendrecv_all_nodes(sendmail_t)
|
|
corenet_tcp_sendrecv_all_ports(sendmail_t)
|
|
corenet_tcp_bind_all_nodes(sendmail_t)
|
|
corenet_tcp_bind_smtp_port(sendmail_t)
|
|
corenet_tcp_connect_all_ports(sendmail_t)
|
|
corenet_sendrecv_smtp_server_packets(sendmail_t)
|
|
corenet_sendrecv_smtp_client_packets(sendmail_t)
|
|
|
|
dev_read_urand(sendmail_t)
|
|
dev_read_sysfs(sendmail_t)
|
|
|
|
fs_getattr_all_fs(sendmail_t)
|
|
fs_search_auto_mountpoints(sendmail_t)
|
|
|
|
term_dontaudit_use_console(sendmail_t)
|
|
|
|
# for piping mail to a command
|
|
corecmd_exec_shell(sendmail_t)
|
|
corecmd_search_sbin(sendmail_t)
|
|
|
|
domain_use_interactive_fds(sendmail_t)
|
|
|
|
files_read_etc_files(sendmail_t)
|
|
files_search_spool(sendmail_t)
|
|
# for piping mail to a command
|
|
files_read_etc_runtime_files(sendmail_t)
|
|
|
|
init_use_fds(sendmail_t)
|
|
init_use_script_ptys(sendmail_t)
|
|
# sendmail wants to read /var/run/utmp if the controlling tty is /dev/console
|
|
init_read_utmp(sendmail_t)
|
|
init_dontaudit_write_utmp(sendmail_t)
|
|
|
|
libs_use_ld_so(sendmail_t)
|
|
libs_use_shared_libs(sendmail_t)
|
|
# Read /usr/lib/sasl2/.*
|
|
libs_read_lib_files(sendmail_t)
|
|
|
|
logging_send_syslog_msg(sendmail_t)
|
|
|
|
miscfiles_read_localization(sendmail_t)
|
|
|
|
sysnet_dns_name_resolve(sendmail_t)
|
|
sysnet_read_config(sendmail_t)
|
|
|
|
userdom_dontaudit_use_unpriv_user_fds(sendmail_t)
|
|
userdom_dontaudit_search_sysadm_home_dirs(sendmail_t)
|
|
|
|
mta_read_config(sendmail_t)
|
|
mta_etc_filetrans_aliases(sendmail_t)
|
|
# Write to /etc/aliases and /etc/mail.
|
|
mta_rw_aliases(sendmail_t)
|
|
# Write to /var/spool/mail and /var/spool/mqueue.
|
|
mta_manage_queue(sendmail_t)
|
|
mta_manage_spool(sendmail_t)
|
|
|
|
ifdef(`targeted_policy',`
|
|
unconfined_domain(sendmail_t)
|
|
term_dontaudit_use_unallocated_ttys(sendmail_t)
|
|
term_dontaudit_use_generic_ptys(sendmail_t)
|
|
files_dontaudit_read_root_files(sendmail_t)
|
|
')
|
|
|
|
optional_policy(`
|
|
nis_use_ypbind(sendmail_t)
|
|
')
|
|
|
|
optional_policy(`
|
|
nscd_socket_use(sendmail_t)
|
|
')
|
|
|
|
optional_policy(`
|
|
postfix_exec_master(sendmail_t)
|
|
postfix_read_config(sendmail_t)
|
|
postfix_search_spool(sendmail_t)
|
|
')
|
|
|
|
optional_policy(`
|
|
procmail_domtrans(sendmail_t)
|
|
')
|
|
|
|
optional_policy(`
|
|
seutil_sigchld_newrole(sendmail_t)
|
|
')
|
|
|
|
optional_policy(`
|
|
udev_read_db(sendmail_t)
|
|
')
|
|
|
|
ifdef(`TODO',`
|
|
allow sendmail_t etc_mail_t:dir rw_dir_perms;
|
|
allow sendmail_t etc_mail_t:file create_file_perms;
|
|
# for the start script to run make -C /etc/mail
|
|
allow initrc_t etc_mail_t:dir rw_dir_perms;
|
|
allow initrc_t etc_mail_t:file create_file_perms;
|
|
allow system_mail_t initrc_t:fd use;
|
|
allow system_mail_t initrc_t:fifo_file write;
|
|
|
|
# When sendmail runs as user_mail_domain, it needs some extra permissions
|
|
# to update /etc/mail/statistics.
|
|
allow user_mail_domain etc_mail_t:file rw_file_perms;
|
|
|
|
# Silently deny attempts to access /root.
|
|
dontaudit system_mail_t { staff_home_dir_t sysadm_home_dir_t}:dir { getattr search };
|
|
|
|
dontaudit sendmail_t admin_tty_type:chr_file { getattr ioctl };
|
|
') dnl end TODO
|