diff --git a/refpolicy/Changelog b/refpolicy/Changelog index e361e59..935c03d 100644 --- a/refpolicy/Changelog +++ b/refpolicy/Changelog @@ -72,6 +72,7 @@ openca openvpn (Petre Rodan) perdition + portslave postgrey pxe pyzor (Dan Walsh) diff --git a/refpolicy/policy/modules/services/portslave.fc b/refpolicy/policy/modules/services/portslave.fc new file mode 100644 index 0000000..2dd7786 --- /dev/null +++ b/refpolicy/policy/modules/services/portslave.fc @@ -0,0 +1,4 @@ +/etc/portslave(/.*)? gen_context(system_u:object_r:portslave_etc_t,s0) + +/usr/sbin/ctlportslave -- gen_context(system_u:object_r:portslave_exec_t,s0) +/usr/sbin/portslave -- gen_context(system_u:object_r:portslave_exec_t,s0) diff --git a/refpolicy/policy/modules/services/portslave.if b/refpolicy/policy/modules/services/portslave.if new file mode 100644 index 0000000..410cdb1 --- /dev/null +++ b/refpolicy/policy/modules/services/portslave.if @@ -0,0 +1,24 @@ +## Portslave terminal server software + +######################################## +## +## Execute portslave with a domain transition. +## +## +## +## Domain allowed to transition. +## +## +# +interface(`portslave_domtrans',` + gen_require(` + type portslave_t, portslave_exec_t; + ') + + domain_auto_trans($1,portslave_exec_t,portslave_t) + + allow $1 portslave_t:fd use; + allow portslave_t $1:fd use; + allow portslave_t $1:fifo_file rw_file_perms; + allow portslave_t $1:process sigchld; +') diff --git a/refpolicy/policy/modules/services/portslave.te b/refpolicy/policy/modules/services/portslave.te new file mode 100644 index 0000000..9e58c3f --- /dev/null +++ b/refpolicy/policy/modules/services/portslave.te @@ -0,0 +1,142 @@ + +policy_module(portslave,1.0.0) + +######################################## +# +# Declarations +# + +type portslave_t; +type portslave_exec_t; +init_domain(portslave_t,portslave_exec_t) +init_daemon_domain(portslave_t,portslave_exec_t) + +type portslave_etc_t; +files_type(portslave_etc_t) + +type portslave_lock_t; +files_lock_file(portslave_lock_t) + +######################################## +# +# Local policy +# + +# setuid setgid net_admin fsetid for pppd +# sys_admin for ctlportslave +# net_bind_service for rlogin +allow portslave_t self:capability { setuid setgid net_admin fsetid net_bind_service sys_tty_config }; +dontaudit portslave_t self:capability sys_admin; +allow portslave_t self:process signal_perms; +allow portslave_t self:process ~{ ptrace setcurrent setexec setfscreate setrlimit execmem execstack execheap }; +allow portslave_t self:fd use; +allow portslave_t self:fifo_file rw_file_perms; +allow portslave_t self:unix_dgram_socket create_socket_perms; +allow portslave_t self:unix_stream_socket create_stream_socket_perms; +allow portslave_t self:unix_dgram_socket sendto; +allow portslave_t self:unix_stream_socket connectto; +allow portslave_t self:shm create_shm_perms; +allow portslave_t self:sem create_sem_perms; +allow portslave_t self:msgq create_msgq_perms; +allow portslave_t self:msg { send receive }; +allow portslave_t self:tcp_socket create_stream_socket_perms; +allow portslave_t self:udp_socket create_socket_perms; + +allow portslave_t portslave_etc_t:dir r_dir_perms; +allow portslave_t portslave_etc_t:file r_file_perms; +allow portslave_t portslave_etc_t:lnk_file { getattr read }; + +allow portslave_t portslave_lock_t:file create_file_perms; +files_lock_filetrans(portslave_t,portslave_lock_t,file) + +kernel_read_system_state(portslave_t) +kernel_read_kernel_sysctls(portslave_t) + +corecmd_exec_bin(portslave_t) +corecmd_exec_shell(portslave_t) + +corenet_non_ipsec_sendrecv(portslave_t) +corenet_tcp_sendrecv_generic_if(portslave_t) +corenet_udp_sendrecv_generic_if(portslave_t) +corenet_tcp_sendrecv_all_nodes(portslave_t) +corenet_udp_sendrecv_all_nodes(portslave_t) +corenet_tcp_sendrecv_all_ports(portslave_t) +corenet_udp_sendrecv_all_ports(portslave_t) +corenet_tcp_bind_all_nodes(portslave_t) +corenet_udp_bind_all_nodes(portslave_t) +corenet_rw_ppp_dev(portslave_t) + +dev_read_sysfs(portslave_t) +# for ssh +dev_read_urand(portslave_t) + +domain_use_interactive_fds(portslave_t) + +files_read_etc_files(portslave_t) +files_read_etc_runtime_files(portslave_t) +files_exec_etc_files(portslave_t) + +fs_search_auto_mountpoints(portslave_t) +fs_getattr_xattr_fs(portslave_t) + +term_use_unallocated_ttys(portslave_t) +term_setattr_unallocated_ttys(portslave_t) +term_use_all_user_ttys(portslave_t) +term_dontaudit_use_console(portslave_t) +term_search_ptys(portslave_t) + +auth_rw_login_records(portslave_t) +auth_domtrans_chk_passwd(portslave_t) +init_use_fds(portslave_t) +init_use_script_ptys(portslave_t) +init_rw_utmp(portslave_t) + +libs_use_ld_so(portslave_t) +libs_use_shared_libs(portslave_t) + +logging_send_syslog_msg(portslave_t) +logging_search_logs(portslave_t) + +sysnet_read_config(portslave_t) + +userdom_use_unpriv_users_fds(portslave_t) +# for ~/.ppprc - if it actually exists then you need some policy to read it +userdom_search_all_users_home_dirs(portslave_t) + +mta_send_mail(portslave_t) + +# this should probably be a domtrans to pppd +# instead of exec. +ppp_read_rw_config(portslave_t) +ppp_exec(portslave_t) +ppp_read_secrets(portslave_t) +ppp_manage_pid_files(portslave_t) +ppp_pid_filetrans(portslave_t) + +ssh_exec(portslave_t) + +ifdef(`targeted_policy',` + term_dontaudit_use_unallocated_ttys(portslave_t) + term_dontaudit_use_generic_ptys(portslave_t) + files_dontaudit_read_root_files(portslave_t) +') + +optional_policy(` + inetd_tcp_service_domain(portslave_t,portslave_exec_t) +') + +optional_policy(` + nis_use_ypbind(portslave_t) +') + +optional_policy(` + radius_use(portslave_t) +') + +optional_policy(` + seutil_sigchld_newrole(portslave_t) +') + +optional_policy(` + udev_read_db(portslave_t) +') diff --git a/refpolicy/policy/modules/services/ppp.if b/refpolicy/policy/modules/services/ppp.if index aa2bc56..afec620 100644 --- a/refpolicy/policy/modules/services/ppp.if +++ b/refpolicy/policy/modules/services/ppp.if @@ -140,3 +140,98 @@ interface(`ppp_run',` role $2 types pppd_t; allow pppd_t $3:chr_file rw_term_perms; ') + +######################################## +## +## Execute domain in the ppp caller. +## +## +## +## Domain allowed access. +## +## +# +interface(`ppp_exec',` + gen_require(` + type pppd_exec_t; + ') + + corecmd_search_sbin($1) + can_exec($1, pppd_exec_t) +') + +######################################## +## +## Read PPP-writable configuration files. +## +## +## +## Domain allowed access. +## +## +# +interface(`ppp_read_rw_config',` + gen_require(` + type pppd_etc_t, pppd_etc_rw_t; + ') + + allow $1 pppd_etc_t:dir list_dir_perms; + allow $1 pppd_etc_rw_t:file { getattr read }; + files_search_etc($1) +') + +######################################## +## +## Read PPP secrets. +## +## +## +## Domain allowed access. +## +## +# +interface(`ppp_read_secrets',` + gen_require(` + type pppd_etc_t, pppd_secret_t; + ') + + allow $1 pppd_etc_t:dir list_dir_perms; + allow $1 pppd_secret_t:file { getattr read }; + files_search_etc($1) +') + +######################################## +## +## Create, read, write, and delete PPP pid files. +## +## +## +## Domain allowed access. +## +## +# +interface(`ppp_manage_pid_files',` + gen_require(` + type pppd_var_run_t; + ') + + allow $1 pppd_var_run_t:file manage_file_perms; +') + +######################################## +## +## Create, read, write, and delete PPP pid files. +## +## +## +## Domain allowed access. +## +## +# +interface(`ppp_pid_filetrans',` + gen_require(` + type pppd_var_run_t; + ') + + files_pid_filetrans($1,pppd_var_run_t,file) +') diff --git a/refpolicy/policy/modules/services/ppp.te b/refpolicy/policy/modules/services/ppp.te index 269c125..b65a2ac 100644 --- a/refpolicy/policy/modules/services/ppp.te +++ b/refpolicy/policy/modules/services/ppp.te @@ -1,5 +1,5 @@ -policy_module(ppp,1.2.1) +policy_module(ppp,1.2.2) ######################################## # diff --git a/refpolicy/policy/modules/services/ssh.if b/refpolicy/policy/modules/services/ssh.if index de3e1b7..1f84ebc 100644 --- a/refpolicy/policy/modules/services/ssh.if +++ b/refpolicy/policy/modules/services/ssh.if @@ -673,6 +673,25 @@ interface(`ssh_tcp_connect',` ######################################## ## +## Execute the ssh client in the caller domain. +## +## +## +## Domain allowed access. +## +## +# +interface(`ssh_exec',` + gen_require(` + type ssh_exec_t; + ') + + corecmd_search_bin($1) + can_exec($1,ssh_exec_t) +') + +######################################## +## ## Read ssh server keys ## ## diff --git a/refpolicy/policy/modules/services/ssh.te b/refpolicy/policy/modules/services/ssh.te index fa32d34..498198b 100644 --- a/refpolicy/policy/modules/services/ssh.te +++ b/refpolicy/policy/modules/services/ssh.te @@ -1,5 +1,5 @@ -policy_module(ssh,1.3.1) +policy_module(ssh,1.3.2) ######################################## #