policy/modules/apps/ethereal.te

   1
   2 policy_module(ethereal, 2.0.0)
   3
   4 ########################################
   5 #
   6 # Declarations
   7 #
   8
   9 type ethereal_t;
  10 type ethereal_exec_t;
  11 typealias ethereal_t alias { user_ethereal_t staff_ethereal_t sysadm_ethereal_t };
  12 typealias ethereal_t alias { auditadm_ethereal_t secadm_ethereal_t };
  13 application_domain(ethereal_t, ethereal_exec_t)
  14 ubac_constrained(ethereal_t)
  15
  16 type ethereal_home_t;
  17 typealias ethereal_home_t alias { user_ethereal_home_t staff_ethereal_home_t sysadm_ethereal_home_t };
  18 typealias ethereal_home_t alias { auditadm_ethereal_home_t secadm_ethereal_home_t };
  19 files_poly_member(ethereal_home_t)
  20 userdom_user_home_content(ethereal_home_t)
  21
  22 type ethereal_tmp_t;
  23 typealias ethereal_tmp_t alias { user_ethereal_tmp_t staff_ethereal_tmp_t sysadm_ethereal_tmp_t };
  24 typealias ethereal_tmp_t alias { auditadm_ethereal_tmp_t secadm_ethereal_tmp_t };
  25 files_tmp_file(ethereal_tmp_t)
  26 ubac_constrained(ethereal_tmp_t)
  27
  28 type ethereal_tmpfs_t;
  29 typealias ethereal_tmpfs_t alias { user_ethereal_tmpfs_t staff_ethereal_tmpfs_t sysadm_ethereal_tmpfs_t };
  30 typealias ethereal_tmpfs_t alias { auditadm_ethereal_tmpfs_t secadm_ethereal_tmpfs_t };
  31 files_tmpfs_file(ethereal_tmpfs_t)
  32 ubac_constrained(ethereal_tmpfs_t)
  33
  34 type tethereal_t;
  35 type tethereal_exec_t;
  36 application_domain(tethereal_t, tethereal_exec_t)
  37
  38 type tethereal_tmp_t;
  39 files_tmp_file(tethereal_tmp_t)
  40
  41 ##############################
  42 #
  43 # Local Policy
  44 #
  45
  46 allow ethereal_t self:capability { net_admin net_raw setgid };
  47 allow ethereal_t self:process { signal getsched };
  48 allow ethereal_t self:fifo_file { getattr read write };
  49 allow ethereal_t self:shm destroy;
  50 allow ethereal_t self:shm create_shm_perms;
  51 allow ethereal_t self:netlink_route_socket { nlmsg_read create_socket_perms };
  52 allow ethereal_t self:packet_socket { setopt bind ioctl getopt create read };
  53 allow ethereal_t self:tcp_socket create_socket_perms;
  54 allow ethereal_t self:udp_socket create_socket_perms;
  55
  56 # Re-execute itself (why?)
  57 can_exec(ethereal_t, ethereal_exec_t)
  58 corecmd_search_bin(ethereal_t)
  59
  60 # /home/.ethereal
  61 manage_dirs_pattern(ethereal_t, ethereal_home_t, ethereal_home_t)
  62 manage_files_pattern(ethereal_t, ethereal_home_t, ethereal_home_t)
  63 manage_lnk_files_pattern(ethereal_t, ethereal_home_t, ethereal_home_t)
  64 userdom_user_home_dir_filetrans(ethereal_t, ethereal_home_t, dir)
  65
  66 # Store temporary files
  67 manage_dirs_pattern(ethereal_t, ethereal_tmp_t, ethereal_tmp_t)
  68 manage_files_pattern(ethereal_t, ethereal_tmp_t, ethereal_tmp_t)
  69 files_tmp_filetrans(ethereal_t, ethereal_tmp_t, { dir file })
  70
  71 manage_dirs_pattern(ethereal_t, ethereal_tmpfs_t, ethereal_tmpfs_t)
  72 manage_files_pattern(ethereal_t, ethereal_tmpfs_t, ethereal_tmpfs_t)
  73 manage_lnk_files_pattern(ethereal_t, ethereal_tmpfs_t, ethereal_tmpfs_t)
  74 manage_sock_files_pattern(ethereal_t, ethereal_tmpfs_t, ethereal_tmpfs_t)
  75 manage_fifo_files_pattern(ethereal_t, ethereal_tmpfs_t, ethereal_tmpfs_t)
  76 fs_tmpfs_filetrans(ethereal_t, ethereal_tmpfs_t, { dir file lnk_file sock_file fifo_file })
  77
  78 kernel_read_kernel_sysctls(ethereal_t)
  79 kernel_read_system_state(ethereal_t)
  80 kernel_read_sysctl(ethereal_t)
  81
  82 corecmd_search_bin(ethereal_t)
  83
  84 corenet_tcp_connect_generic_port(ethereal_t)
  85 corenet_tcp_sendrecv_generic_if(ethereal_t)
  86
  87 dev_read_urand(ethereal_t)
  88
  89 files_read_etc_files(ethereal_t)
  90 files_read_usr_files(ethereal_t)
  91
  92 fs_list_inotifyfs(ethereal_t)
  93 fs_search_auto_mountpoints(ethereal_t)
  94
  95 libs_read_lib_files(ethereal_t)
  96
  97 miscfiles_read_fonts(ethereal_t)
  98 miscfiles_read_localization(ethereal_t)
  99
 100 seutil_use_newrole_fds(ethereal_t)
 101
 102 sysnet_read_config(ethereal_t)
 103
 104 userdom_manage_user_home_content_files(ethereal_t)
 105 userdom_use_user_terminals(ethereal_t)
 106
 107 tunable_policy(`use_nfs_home_dirs',`
 108         fs_manage_nfs_dirs(ethereal_t)
 109         fs_manage_nfs_files(ethereal_t)
 110         fs_manage_nfs_symlinks(ethereal_t)
 111 ')
 112
 113 tunable_policy(`use_samba_home_dirs',`
 114         fs_manage_cifs_dirs(ethereal_t)
 115         fs_manage_cifs_files(ethereal_t)
 116         fs_manage_cifs_symlinks(ethereal_t)
 117 ')
 118
 119 optional_policy(`
 120         nscd_socket_use(ethereal_t)
 121 ')
 122
 123 # Manual transition from userhelper
 124 optional_policy(`
 125         userhelper_use_fd(ethereal_t)
 126         userhelper_sigchld(ethereal_t)
 127 ')
 128
 129 optional_policy(`
 130         xserver_user_x_domain_template(ethereal, ethereal_t, ethereal_tmpfs_t)
 131         xserver_create_xdm_tmp_sockets(ethereal_t)
 132 ')
 133
 134 ########################################
 135 #
 136 # Tethereal policy
 137 #
 138
 139 allow tethereal_t tethereal_t : capability { dac_override dac_read_search setgid setuid net_raw };
 140 allow tethereal_t self:unix_stream_socket create_stream_socket_perms;
 141 allow tethereal_t self:netlink_route_socket create_netlink_socket_perms;
 142 allow tethereal_t self:packet_socket create_socket_perms;
 143 allow tethereal_t self:tcp_socket create_socket_perms;
 144 allow tethereal_t self:udp_socket create_socket_perms;
 145
 146 # Store temporary files
 147 manage_dirs_pattern(tethereal_t, tethereal_tmp_t, tethereal_tmp_t)
 148 manage_files_pattern(tethereal_t, tethereal_tmp_t, tethereal_tmp_t)
 149 files_tmp_filetrans(tethereal_t, tethereal_tmp_t, { dir file })
 150
 151 # /proc
 152 kernel_read_all_sysctls(tethereal_t)
 153 kernel_read_system_state(tethereal_t)
 154
 155 # Read ethereal files in /usr
 156 files_read_usr_files(tethereal_t)
 157 # /etc/nsswitch.conf
 158 files_read_etc_files(tethereal_t)
 159
 160 miscfiles_read_localization(tethereal_t)
 161
 162 seutil_use_newrole_fds(tethereal_t)
 163
 164 sysnet_dns_name_resolve(tethereal_t)
 165
 166 userdom_use_user_terminals(tethereal_t)
 167
 168 optional_policy(`
 169         nscd_socket_use(tethereal_t)
 170 ')