[selinux-policy: 1265/3172] add rhgb
Daniel J Walsh
dwalsh at fedoraproject.org
Thu Oct 7 20:54:27 UTC 2010
commit c8d5b357c3c8b971b38873da6b0247cdeadc00c0
Author: Chris PeBenito <cpebenito at tresys.com>
Date: Thu Mar 9 19:02:29 2006 +0000
add rhgb
refpolicy/Changelog | 1 +
refpolicy/policy/modules/admin/firstboot.if | 17 +++
refpolicy/policy/modules/kernel/filesystem.if | 83 ++++++++++++++-
refpolicy/policy/modules/services/rhgb.fc | 4 +
refpolicy/policy/modules/services/rhgb.if | 126 +++++++++++++++++++++
refpolicy/policy/modules/services/rhgb.te | 149 +++++++++++++++++++++++++
refpolicy/policy/modules/services/xserver.if | 76 +++++++++++++
refpolicy/policy/modules/services/xserver.te | 5 +
refpolicy/policy/modules/system/fstools.te | 5 +
refpolicy/policy/modules/system/init.te | 5 +
refpolicy/policy/modules/system/modutils.te | 10 ++
refpolicy/policy/modules/system/mount.te | 8 ++
12 files changed, 488 insertions(+), 1 deletions(-)
---
diff --git a/refpolicy/Changelog b/refpolicy/Changelog
index 59c2a64..b96d3b2 100644
--- a/refpolicy/Changelog
+++ b/refpolicy/Changelog
@@ -3,6 +3,7 @@
apt (Erich Schubert)
clamav (Erich Schubert)
dpkg (Erich Schubert)
+ rhgb
thunderbird
tor (Erich Schubert)
diff --git a/refpolicy/policy/modules/admin/firstboot.if b/refpolicy/policy/modules/admin/firstboot.if
index 4214456..ceb0580 100644
--- a/refpolicy/policy/modules/admin/firstboot.if
+++ b/refpolicy/policy/modules/admin/firstboot.if
@@ -111,3 +111,20 @@ interface(`firstboot_write_pipes',`
allow $1 firstboot_t:fifo_file write;
')
+########################################
+## <summary>
+## Read firstboot writable config files.
+## </summary>
+## <param name="domain">
+## <summary>
+## The type of the process performing this action.
+## </summary>
+## </param>
+#
+interface(`firstboot_read_rw_files',`
+ gen_require(`
+ type firstboot_rw_t;
+ ')
+
+ allow $1 firstboot_rw_t:file r_file_perms;
+')
diff --git a/refpolicy/policy/modules/kernel/filesystem.if b/refpolicy/policy/modules/kernel/filesystem.if
index d7b2f86..a2a105a 100644
--- a/refpolicy/policy/modules/kernel/filesystem.if
+++ b/refpolicy/policy/modules/kernel/filesystem.if
@@ -1960,7 +1960,7 @@ interface(`fs_search_ramfs',`
type ramfs_t;
')
- allow $1 ramfs_t:dir search;
+ allow $1 ramfs_t:dir search_dir_perms;
')
########################################
@@ -2019,6 +2019,26 @@ interface(`fs_dontaudit_read_ramfs_pipes',`
########################################
## <summary>
+## Create, read, write, and delete
+## files on a ramfs filesystem.
+## </summary>
+## <param name="domain">
+## <summary>
+## Domain allowed access.
+## </summary>
+## </param>
+#
+interface(`fs_manage_ramfs_files',`
+ gen_require(`
+ type ramfs_t;
+ ')
+
+ allow $1 ramfs_t:dir rw_dir_perms;
+ allow $1 ramfs_t:file manage_file_perms;
+')
+
+########################################
+## <summary>
## Write to named pipe on a ramfs filesystem.
## </summary>
## <param name="domain">
@@ -2032,11 +2052,31 @@ interface(`fs_write_ramfs_pipes',`
type ramfs_t;
')
+ allow $1 ramfs_t:dir search_dir_perms;
allow $1 ramfs_t:fifo_file write;
')
########################################
## <summary>
+## Do not audit attempts to write to named
+## pipes on a ramfs filesystem.
+## </summary>
+## <param name="domain">
+## <summary>
+## Domain allowed access.
+## </summary>
+## </param>
+#
+interface(`fs_dontaudit_write_ramfs_pipes',`
+ gen_require(`
+ type ramfs_t;
+ ')
+
+ dontaudit $1 ramfs_t:fifo_file write;
+')
+
+########################################
+## <summary>
## Read and write a named pipe on a ramfs filesystem.
## </summary>
## <param name="domain">
@@ -2050,11 +2090,32 @@ interface(`fs_rw_ramfs_pipes',`
type ramfs_t;
')
+ allow $1 ramfs_t:dir search_dir_perms;
allow $1 ramfs_t:fifo_file rw_file_perms;
')
########################################
## <summary>
+## Create, read, write, and delete
+## named pipes on a ramfs filesystem.
+## </summary>
+## <param name="domain">
+## <summary>
+## Domain allowed access.
+## </summary>
+## </param>
+#
+interface(`fs_manage_ramfs_pipes',`
+ gen_require(`
+ type ramfs_t;
+ ')
+
+ allow $1 ramfs_t:dir rw_dir_perms;
+ allow $1 ramfs_t:fifo_file manage_file_perms;
+')
+
+########################################
+## <summary>
## Write to named socket on a ramfs filesystem.
## </summary>
## <param name="domain">
@@ -2073,6 +2134,26 @@ interface(`fs_write_ramfs_sockets',`
########################################
## <summary>
+## Create, read, write, and delete
+## named sockets on a ramfs filesystem.
+## </summary>
+## <param name="domain">
+## <summary>
+## Domain allowed access.
+## </summary>
+## </param>
+#
+interface(`fs_manage_ramfs_sockets',`
+ gen_require(`
+ type ramfs_t;
+ ')
+
+ allow $1 ramfs_t:dir rw_dir_perms;
+ allow $1 ramfs_t:sock_file manage_file_perms;
+')
+
+########################################
+## <summary>
## Mount a ROM filesystem.
## </summary>
## <param name="domain">
diff --git a/refpolicy/policy/modules/services/rhgb.fc b/refpolicy/policy/modules/services/rhgb.fc
new file mode 100644
index 0000000..9e5d31b
--- /dev/null
+++ b/refpolicy/policy/modules/services/rhgb.fc
@@ -0,0 +1,4 @@
+#
+# /usr
+#
+/usr/bin/rhgb -- gen_context(system_u:object_r:rhgb_exec_t,s0)
diff --git a/refpolicy/policy/modules/services/rhgb.if b/refpolicy/policy/modules/services/rhgb.if
new file mode 100644
index 0000000..639ece6
--- /dev/null
+++ b/refpolicy/policy/modules/services/rhgb.if
@@ -0,0 +1,126 @@
+## <summary> Red Hat Graphical Boot </summary>
+
+########################################
+## <summary>
+## RHGB stub interface. No access allowed.
+## </summary>
+## <param name="domain">
+## <summary>
+## N/A
+## </summary>
+## </param>
+#
+interface(`rhgb_stub',`
+ gen_require(`
+ type rhgb_t;
+ ')
+')
+
+########################################
+## <summary>
+## Use a rhgb file descriptor.
+## </summary>
+## <param name="domain">
+## <summary>
+## The type of the process performing this action.
+## </summary>
+## </param>
+#
+interface(`rhgb_use_fds',`
+ gen_require(`
+ type rhgb_t;
+ ')
+
+ allow $1 rhgb_t:fd use;
+')
+
+########################################
+## <summary>
+## Read and write to unix stream sockets.
+## </summary>
+## <param name="domain">
+## <summary>
+## The type of the process performing this action.
+## </summary>
+## </param>
+#
+interface(`rhgb_rw_stream_sockets',`
+ gen_require(`
+ type rhgb_t;
+ ')
+
+ allow $1 rhgb_t:unix_stream_socket { read write };
+')
+
+########################################
+## <summary>
+## Do not audit attempts to read and write
+## rhgb unix domain stream sockets.
+## </summary>
+## <param name="domain">
+## <summary>
+## The type of the process performing this action.
+## </summary>
+## </param>
+#
+interface(`rhgb_dontaudit_rw_stream_sockets',`
+ gen_require(`
+ type rhgb_t;
+ ')
+
+ dontaudit $1 rhgb_t:unix_stream_socket { read write };
+')
+
+########################################
+## <summary>
+## Connected to rhgb unix stream socket.
+## </summary>
+## <param name="domain">
+## <summary>
+## The type of the process performing this action.
+## </summary>
+## </param>
+#
+interface(`rhgb_stream_connect',`
+ gen_require(`
+ type rhgb_t;
+ ')
+
+ allow $1 rhgb_t:unix_stream_socket connectto;
+')
+
+########################################
+## <summary>
+## Read and write to rhgb shared memory.
+## </summary>
+## <param name="domain">
+## <summary>
+## The type of the process performing this action.
+## </summary>
+## </param>
+#
+interface(`rhgb_rw_shm',`
+ gen_require(`
+ type rhgb_t;
+ ')
+
+ allow $1 rhgb_t:shm rw_shm_perms;
+')
+
+########################################
+## <summary>
+## Read and write to rhgb temporary file system.
+## </summary>
+## <param name="domain">
+## <summary>
+## The type of the process performing this action.
+## </summary>
+## </param>
+#
+interface(`rhgb_rw_tmpfs_files',`
+ gen_require(`
+ type rhgb_tmpfs_t;
+ ')
+
+ allow $1 rhgb_tmpfs_t:file { read write };
+')
diff --git a/refpolicy/policy/modules/services/rhgb.te b/refpolicy/policy/modules/services/rhgb.te
new file mode 100644
index 0000000..99acd6b
--- /dev/null
+++ b/refpolicy/policy/modules/services/rhgb.te
@@ -0,0 +1,149 @@
+
+policy_module(rhgb,1.0.0)
+
+########################################
+#
+# Declarations
+#
+
+type rhgb_t;
+type rhgb_exec_t;
+init_daemon_domain(rhgb_t,rhgb_exec_t)
+
+type rhgb_devpts_t;
+term_pty(rhgb_devpts_t)
+
+type rhgb_tmpfs_t;
+files_tmpfs_file(rhgb_tmpfs_t)
+
+########################################
+#
+# Local policy
+#
+
+allow rhgb_t self:capability { sys_admin sys_tty_config };
+dontaudit rhgb_t self:capability sys_tty_config;
+allow rhgb_t self:process signal_perms;
+allow rhgb_t self:shm create_shm_perms;
+allow rhgb_t self:unix_stream_socket create_stream_socket_perms;
+allow rhgb_t self:fifo_file rw_file_perms;
+allow rhgb_t self:tcp_socket create_socket_perms;
+allow rhgb_t self:udp_socket create_socket_perms;
+
+allow rhgb_t rhgb_devpts_t:chr_file { rw_file_perms setattr };
+term_create_pty(rhgb_t,rhgb_devpts_t)
+
+allow rhgb_t rhgb_tmpfs_t:dir manage_dir_perms;
+allow rhgb_t rhgb_tmpfs_t:file manage_file_perms;
+allow rhgb_t rhgb_tmpfs_t:lnk_file create_lnk_perms;
+allow rhgb_t rhgb_tmpfs_t:sock_file manage_file_perms;
+allow rhgb_t rhgb_tmpfs_t:fifo_file manage_file_perms;
+fs_tmpfs_filetrans(rhgb_t,rhgb_tmpfs_t,{ dir file lnk_file sock_file fifo_file })
+
+kernel_read_kernel_sysctls(rhgb_t)
+kernel_read_system_state(rhgb_t)
+
+corecmd_exec_bin(rhgb_t)
+corecmd_exec_sbin(rhgb_t)
+
+corenet_tcp_sendrecv_generic_if(rhgb_t)
+corenet_udp_sendrecv_generic_if(rhgb_t)
+corenet_raw_sendrecv_generic_if(rhgb_t)
+corenet_tcp_sendrecv_all_nodes(rhgb_t)
+corenet_udp_sendrecv_all_nodes(rhgb_t)
+corenet_raw_sendrecv_all_nodes(rhgb_t)
+corenet_tcp_sendrecv_all_ports(rhgb_t)
+corenet_udp_sendrecv_all_ports(rhgb_t)
+corenet_non_ipsec_sendrecv(rhgb_t)
+corenet_tcp_bind_all_nodes(rhgb_t)
+corenet_udp_bind_all_nodes(rhgb_t)
+corenet_tcp_connect_all_ports(rhgb_t)
+
+dev_read_sysfs(rhgb_t)
+
+domain_use_interactive_fds(rhgb_t)
+
+files_read_etc_files(rhgb_t)
+files_read_etc_runtime_files(rhgb_t)
+files_search_tmp(rhgb_t)
+files_read_usr_files(rhgb_t)
+files_mounton_mnt(rhgb_t)
+files_dontaudit_read_default_files(rhgb_t)
+files_dontaudit_search_pids(rhgb_t)
+# for nscd
+files_dontaudit_search_var(rhgb_t)
+
+fs_search_auto_mountpoints(rhgb_t)
+fs_mount_ramfs(rhgb_t)
+fs_unmount_ramfs(rhgb_t)
+# for ramfs file systems
+fs_manage_ramfs_files(rhgb_t)
+fs_manage_ramfs_pipes(rhgb_t)
+fs_manage_ramfs_sockets(rhgb_t)
+
+term_dontaudit_use_console(rhgb_t)
+term_use_unallocated_ttys(rhgb_t)
+
+init_use_fds(rhgb_t)
+init_use_script_ptys(rhgb_t)
+init_write_initctl(rhgb_t)
+
+libs_use_ld_so(rhgb_t)
+libs_use_shared_libs(rhgb_t)
+# for localization
+libs_read_lib_files(rhgb_t)
+
+logging_send_syslog_msg(rhgb_t)
+
+miscfiles_read_localization(rhgb_t)
+miscfiles_read_fonts(rhgb_t)
+
+sysnet_read_config(rhgb_t)
+
+userdom_dontaudit_use_unpriv_user_fds(rhgb_t)
+
+xserver_read_xdm_xserver_tmp_files(rhgb_t)
+xserver_kill_xdm_xserver(rhgb_t)
+# for running setxkbmap
+xserver_read_xkb_libs(rhgb_t)
+
+ifdef(`targeted_policy',`
+ term_dontaudit_use_generic_ptys(rhgb_t)
+ files_dontaudit_read_root_files(rhgb_t)
+')
+
+optional_policy(`firstboot',`
+ firstboot_read_rw_files(rhgb_t)
+')
+
+optional_policy(`nis',`
+ nis_use_ypbind(rhgb_t)
+')
+
+optional_policy(`selinuxutil',`
+ seutil_sigchld_newrole(rhgb_t)
+')
+
+optional_policy(`udev',`
+ udev_read_db(rhgb_t)
+')
+
+ifdef(`TODO',`
+ #TODO
+ ifdef(`hide_broken_symptoms', `
+ # for a bug in the X server
+ dontaudit mount_t rhgb_gph_t:fd use;
+ ')
+ #TODO this seems a bit much
+ allow domain rhgb_devpts_t:chr_file { read write };
+ #TODO this (ie files_dontaudit_read_default_files(rhgb_t))doesn't make sense with the following
+ allow rhgb_t default_t:file { getattr read };
+ #TODO
+ # for gnome-pty-helper
+ gph_domain(rhgb, system)
+ allow initrc_t rhgb_gph_t:fd use;
+ ifdef(`hide_broken_symptoms', `
+ # it should not do this
+ dontaudit rhgb_t { staff_home_dir_t sysadm_home_dir_t }:dir search;
+ ')
+')
diff --git a/refpolicy/policy/modules/services/xserver.if b/refpolicy/policy/modules/services/xserver.if
index 01c85c1..e4ea884 100644
--- a/refpolicy/policy/modules/services/xserver.if
+++ b/refpolicy/policy/modules/services/xserver.if
@@ -828,3 +828,79 @@ interface(`xserver_delete_log',`
allow $1 xserver_log_t:dir rw_dir_perms;
allow $1 xserver_log_t:file unlink;
')
+
+########################################
+## <summary>
+## Read X keyboard extension libraries.
+## </summary>
+## <param name="domain">
+## <summary>
+## Domain to not audit
+## </summary>
+## </param>
+#
+interface(`xserver_read_xkb_libs',`
+ gen_require(`
+ type xkb_var_lib_t;
+ ')
+
+ files_search_var_lib($1)
+ allow $1 xkb_var_lib_t:dir list_dir_perms;
+ allow $1 xkb_var_lib_t:file r_file_perms;
+ allow $1 xkb_var_lib_t:lnk_file { getattr read };
+')
+
+########################################
+## <summary>
+## Read xdm temporary files.
+## </summary>
+## <param name="domain">
+## <summary>
+## Domain to not audit
+## </summary>
+## </param>
+#
+interface(`xserver_read_xdm_xserver_tmp_files',`
+ gen_require(`
+ type xdm_xserver_tmp_t;
+ ')
+
+ allow $1 xdm_xserver_tmp_t:file { getattr read };
+')
+
+########################################
+## <summary>
+## Kill XDM X servers
+## </summary>
+## <param name="domain">
+## <summary>
+## Domain to not audit
+## </summary>
+## </param>
+#
+interface(`xserver_kill_xdm_xserver',`
+ gen_require(`
+ type xdm_xserver_t;
+ ')
+
+ allow $1 xdm_xserver_t:process sigkill;
+')
+
+########################################
+## <summary>
+## Do not audit attempts to read and write to
+## a XDM X server socket.
+## </summary>
+## <param name="domain">
+## <summary>
+## Domain to not audit
+## </summary>
+## </param>
+#
+interface(`xserver_dontaudit_rw_xdm_xserver_tcp_sockets',`
+ gen_require(`
+ type xdm_xserver_t;
+ ')
+
+ dontaudit $1 xdm_xserver_t:tcp_socket { read write };
+')
diff --git a/refpolicy/policy/modules/services/xserver.te b/refpolicy/policy/modules/services/xserver.te
index 64e7d0c..2d7bfba 100644
--- a/refpolicy/policy/modules/services/xserver.te
+++ b/refpolicy/policy/modules/services/xserver.te
@@ -429,6 +429,11 @@ ifdef(`targeted_policy',`
unconfined_domtrans(xdm_xserver_t)
')
+optional_policy(`rhgb',`
+ rhgb_rw_shm(xdm_xserver_t)
+ rhgb_rw_tmpfs_files(xdm_xserver_t)
+')
+
ifdef(`TODO',`
allow xdm_t xconsole_device_t:fifo_file { getattr setattr };
diff --git a/refpolicy/policy/modules/system/fstools.te b/refpolicy/policy/modules/system/fstools.te
index e581595..f6d0610 100644
--- a/refpolicy/policy/modules/system/fstools.te
+++ b/refpolicy/policy/modules/system/fstools.te
@@ -167,3 +167,8 @@ optional_policy(`cron',`
optional_policy(`nis',`
nis_use_ypbind(fsadm_t)
')
+
+optional_policy(`rhgb',`
+ fs_dontaudit_write_ramfs_pipes(fsadm_t)
+ rhgb_stub(fsadm_t)
+')
diff --git a/refpolicy/policy/modules/system/init.te b/refpolicy/policy/modules/system/init.te
index ea78ffd..0b559a8 100644
--- a/refpolicy/policy/modules/system/init.te
+++ b/refpolicy/policy/modules/system/init.te
@@ -660,6 +660,11 @@ optional_policy(`quota',`
optional_policy(`rhgb',`
corecmd_shell_entry_type(initrc_t)
+ fs_write_ramfs_sockets(initrc_t)
+ fs_search_ramfs(initrc_t)
+
+ rhgb_rw_stream_sockets(initrc_t)
+ rhgb_stream_connect(initrc_t)
')
optional_policy(`rpm',`
diff --git a/refpolicy/policy/modules/system/modutils.te b/refpolicy/policy/modules/system/modutils.te
index 9254b81..6d863ab 100644
--- a/refpolicy/policy/modules/system/modutils.te
+++ b/refpolicy/policy/modules/system/modutils.te
@@ -143,6 +143,16 @@ optional_policy(`nscd',`
nscd_socket_use(insmod_t)
')
+optional_policy(`rhgb',`
+ fs_manage_ramfs_files(insmod_t)
+
+ rhgb_use_fds(insmod_t)
+
+ ifdef(`hide_broken_symptoms',`
+ xserver_dontaudit_rw_xdm_xserver_tcp_sockets(insmod_t)
+ ')
+')
+
optional_policy(`rpm',`
rpm_rw_pipes(insmod_t)
')
diff --git a/refpolicy/policy/modules/system/mount.te b/refpolicy/policy/modules/system/mount.te
index 0c77a48..190f3bd 100644
--- a/refpolicy/policy/modules/system/mount.te
+++ b/refpolicy/policy/modules/system/mount.te
@@ -128,6 +128,14 @@ optional_policy(`apm',`
apm_use_fds(mount_t)
')
+optional_policy(`rhgb',`
+ ifdef(`hide_broken_symptoms',`
+ # for a bug in the X server
+ rhgb_dontaudit_rw_stream_sockets(mount_t)
+ term_dontaudit_use_ptmx(mount_t)
+ ')
+')
+
# for kernel package installation
optional_policy(`rpm',`
rpm_rw_pipes(mount_t)
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