## </desc>
gen_tunable(sshd_forward_ports, false)
+## <desc>
+## <p>
+## Allow ssh with chroot env to read and write files
+## in the user home directories
+## </p>
+## </desc>
+gen_tunable(ssh_chroot_rw_homedirs, false)
+
+attribute ssh_dyntransition_domain;
attribute ssh_server;
attribute ssh_agent_type;
+ssh_dyntransition_domain_template(chroot_user_t)
+ssh_dyntransition_domain_template(sshd_sandbox_t)
+
type ssh_keygen_t;
type ssh_keygen_exec_t;
init_system_domain(ssh_keygen_t, ssh_keygen_exec_t)
allow ssh_t self:process ~{ ptrace setcurrent setexec setfscreate setrlimit execmem execstack execheap };
allow ssh_t self:fd use;
allow ssh_t self:fifo_file rw_fifo_file_perms;
+allow ssh_t self:key read;
allow ssh_t self:unix_dgram_socket { create_socket_perms sendto };
allow ssh_t self:unix_stream_socket { create_stream_socket_perms connectto };
allow ssh_t self:shm create_shm_perms;
manage_dirs_pattern(ssh_t, ssh_home_t, ssh_home_t)
manage_sock_files_pattern(ssh_t, ssh_home_t, ssh_home_t)
userdom_user_home_dir_filetrans(ssh_t, ssh_home_t, { dir sock_file })
+userdom_read_all_users_keys(ssh_t)
userdom_stream_connect(ssh_t)
+userdom_search_admin_dir(sshd_t)
+userdom_admin_home_dir_filetrans(ssh_t, ssh_home_t, { dir sock_file })
# Allow the ssh program to communicate with ssh-agent.
stream_connect_pattern(ssh_t, ssh_agent_tmp_t, ssh_agent_tmp_t, ssh_agent_type)
corenet_sendrecv_ssh_client_packets(ssh_t)
corenet_tcp_bind_generic_node(ssh_t)
corenet_tcp_bind_all_unreserved_ports(ssh_t)
+corenet_rw_tun_tap_dev(ssh_t)
+dev_read_rand(ssh_t)
dev_read_urand(ssh_t)
fs_getattr_all_fs(ssh_t)
userdom_dontaudit_list_user_home_dirs(ssh_t)
userdom_search_user_home_dirs(ssh_t)
+userdom_search_admin_dir(ssh_t)
# Write to the user domain tty.
-userdom_use_user_terminals(ssh_t)
+userdom_use_inherited_user_terminals(ssh_t)
# needs to read krb/write tgt
userdom_read_user_tmp_files(ssh_t)
userdom_write_user_tmp_files(ssh_t)
userdom_read_user_home_content_symlinks(ssh_t)
+userdom_read_home_certs(ssh_t)
+userdom_home_manager(ssh_t)
tunable_policy(`allow_ssh_keysign',`
domtrans_pattern(ssh_t, ssh_keysign_exec_t, ssh_keysign_t)
')
-tunable_policy(`use_fusefs_home_dirs',`
- fs_manage_fusefs_dirs(ssh_t)
- fs_manage_fusefs_files(ssh_t)
-')
-
-tunable_policy(`use_nfs_home_dirs',`
- fs_manage_nfs_dirs(ssh_t)
- fs_manage_nfs_files(ssh_t)
-')
-
-tunable_policy(`use_samba_home_dirs',`
- fs_manage_cifs_dirs(ssh_t)
- fs_manage_cifs_files(ssh_t)
-')
-
# for port forwarding
tunable_policy(`user_tcp_server',`
corenet_tcp_bind_ssh_port(ssh_t)
xserver_domtrans_xauth(ssh_t)
')
-########################################
-#
-# ssh_keygen local policy
-#
-
-# ssh_keygen_t is the type of the ssh-keygen program when run at install time
-# and by sysadm_t
-
-dontaudit ssh_keygen_t self:capability sys_tty_config;
-allow ssh_keygen_t self:process { sigchld sigkill sigstop signull signal };
-allow ssh_keygen_t self:unix_stream_socket create_stream_socket_perms;
-
-allow ssh_keygen_t sshd_key_t:file manage_file_perms;
-files_etc_filetrans(ssh_keygen_t, sshd_key_t, file)
-
-manage_dirs_pattern(ssh_keygen_t, ssh_home_t, ssh_home_t)
-manage_files_pattern(ssh_keygen_t, ssh_home_t, ssh_home_t)
-userdom_admin_home_dir_filetrans(ssh_keygen_t, ssh_home_t, dir)
-
-kernel_read_kernel_sysctls(ssh_keygen_t)
-
-fs_search_auto_mountpoints(ssh_keygen_t)
-
-dev_read_sysfs(ssh_keygen_t)
-dev_read_urand(ssh_keygen_t)
-
-term_dontaudit_use_console(ssh_keygen_t)
-
-domain_use_interactive_fds(ssh_keygen_t)
-
-files_read_etc_files(ssh_keygen_t)
-
-init_use_fds(ssh_keygen_t)
-init_use_script_ptys(ssh_keygen_t)
-
-logging_send_syslog_msg(ssh_keygen_t)
-
-userdom_dontaudit_use_unpriv_user_fds(ssh_keygen_t)
-
-optional_policy(`
- nscd_socket_use(ssh_keygen_t)
-')
-
-optional_policy(`
- seutil_sigchld_newrole(ssh_keygen_t)
-')
-
-optional_policy(`
- udev_read_db(ssh_keygen_t)
-')
##############################
#
allow ssh_keysign_t sshd_key_t:file read_file_perms;
+ dev_read_rand(ssh_keysign_t)
dev_read_urand(ssh_keysign_t)
files_read_etc_files(ssh_keysign_t)
')
-optional_policy(`
- tunable_policy(`allow_ssh_keysign',`
- nscd_socket_use(ssh_keysign_t)
- ')
-')
-
#################################
#
# sshd local policy
userdom_read_user_home_content_files(sshd_t)
userdom_read_user_home_content_symlinks(sshd_t)
-userdom_search_admin_dir(sshd_t)
userdom_manage_tmp_role(system_r, sshd_t)
userdom_spec_domtrans_unpriv_users(sshd_t)
userdom_signal_unpriv_users(sshd_t)
+userdom_dyntransition_unpriv_users(sshd_t)
tunable_policy(`sshd_forward_ports',`
corenet_tcp_bind_all_unreserved_ports(sshd_t)
# display the tty.
# some versions of sshd on the new SE Linux require setattr
userdom_signal_all_users(sshd_t)
+ userdom_spec_domtrans_all_users(sshd_t)
')
optional_policy(`
ftp_dyntrans_anon_sftpd(sshd_t)
')
-optional_policy(`
- gitosis_manage_lib_files(sshd_t)
-')
-
optional_policy(`
inetd_tcp_service_domain(sshd_t, sshd_exec_t)
')
rssh_read_ro_content(sshd_t)
')
+optional_policy(`
+ systemd_exec_systemctl(sshd_t)
+')
+
optional_policy(`
usermanage_domtrans_passwd(sshd_t)
usermanage_read_crack_db(sshd_t)
# ssh_keygen_t is the type of the ssh-keygen program when run at install time
# and by sysadm_t
+allow ssh_keygen_t self:capability dac_override;
dontaudit ssh_keygen_t self:capability sys_tty_config;
allow ssh_keygen_t self:process { sigchld sigkill sigstop signull signal };
allow ssh_keygen_t self:unix_stream_socket create_stream_socket_perms;
allow ssh_keygen_t sshd_key_t:file manage_file_perms;
files_etc_filetrans(ssh_keygen_t, sshd_key_t, file)
+manage_dirs_pattern(ssh_keygen_t, ssh_home_t, ssh_home_t)
+manage_files_pattern(ssh_keygen_t, ssh_home_t, ssh_home_t)
+userdom_admin_home_dir_filetrans(ssh_keygen_t, ssh_home_t, dir)
+userdom_user_home_dir_filetrans(ssh_keygen_t, ssh_home_t, dir)
+
+kernel_read_system_state(ssh_keygen_t)
kernel_read_kernel_sysctls(ssh_keygen_t)
fs_search_auto_mountpoints(ssh_keygen_t)
dev_read_sysfs(ssh_keygen_t)
+dev_read_rand(ssh_keygen_t)
dev_read_urand(ssh_keygen_t)
term_dontaudit_use_console(ssh_keygen_t)
logging_send_syslog_msg(ssh_keygen_t)
userdom_dontaudit_use_unpriv_user_fds(ssh_keygen_t)
+userdom_use_user_terminals(ssh_keygen_t)
optional_policy(`
seutil_sigchld_newrole(ssh_keygen_t)
optional_policy(`
udev_read_db(ssh_keygen_t)
')
+
+####################################
+#
+# ssh_dyntransition domain local policy
+#
+
+allow ssh_dyntransition_domain self:capability { setuid sys_chroot setgid };
+
+allow ssh_dyntransition_domain self:fifo_file rw_fifo_file_perms;
+
+optional_policy(`
+ ssh_rw_stream_sockets(ssh_dyntransition_domain)
+ ssh_rw_tcp_sockets(ssh_dyntransition_domain)
+')
+
+#####################################
+#
+# ssh_sandbox local policy
+#
+
+allow sshd_t sshd_sandbox_t:process signal;
+
+init_ioctl_stream_sockets(sshd_sandbox_t)
+
+logging_send_audit_msgs(sshd_sandbox_t)
+
+######################################
+#
+# chroot_user_t local policy
+#
+
+
+userdom_read_user_home_content_files(chroot_user_t)
+userdom_read_inherited_user_home_content_files(chroot_user_t)
+userdom_read_user_home_content_symlinks(chroot_user_t)
+userdom_exec_user_home_content_files(chroot_user_t)
+
+tunable_policy(`ssh_chroot_rw_homedirs',`
+ files_list_home(chroot_user_t)
+ userdom_read_user_home_content_files(chroot_user_t)
+ userdom_manage_user_home_content(chroot_user_t)
+', `
+
+ userdom_user_home_dir_filetrans_pattern(chroot_user_t, { dir file lnk_file })
+')
+
+tunable_policy(`ssh_chroot_rw_homedirs && use_nfs_home_dirs',`
+ fs_manage_nfs_dirs(chroot_user_t)
+ fs_manage_nfs_files(chroot_user_t)
+ fs_manage_nfs_symlinks(chroot_user_t)
+')
+
+tunable_policy(`ssh_chroot_rw_homedirs && use_samba_home_dirs',`
+ fs_manage_cifs_dirs(chroot_user_t)
+ fs_manage_cifs_files(chroot_user_t)
+ fs_manage_cifs_symlinks(chroot_user_t)
+')
+
+tunable_policy(`ssh_chroot_rw_homedirs && use_fusefs_home_dirs',`
+ fs_manage_fusefs_dirs(chroot_user_t)
+ fs_manage_fusefs_files(chroot_user_t)
+ fs_manage_fusefs_symlinks(chroot_user_t)
+')
+
+tunable_policy(`use_samba_home_dirs',`
+ fs_read_cifs_files(chroot_user_t)
+ fs_read_cifs_symlinks(chroot_user_t)
+')
+
+userdom_home_manager(chroot_user_t)
+
+optional_policy(`
+ ssh_rw_dgram_sockets(chroot_user_t)
+')