-policy_module(kernel, 1.10.1)
+policy_module(kernel, 1.12.0)
########################################
#
# assertion related attributes
attribute can_load_kernmodule;
attribute can_receive_kernel_messages;
+attribute can_dump_kernel;
neverallow ~{ can_load_kernmodule kern_unconfined } self:capability sys_module;
#
# kernel_t is the domain of kernel threads.
# It is also the target type when checking permissions in the system class.
-#
+#
type kernel_t, can_load_kernmodule;
domain_base_type(kernel_t)
mls_rangetrans_source(kernel_t)
# /proc kcore: inaccessible
type proc_kcore_t, proc_type;
-neverallow ~kern_unconfined proc_kcore_t:file ~getattr;
+neverallow ~{ can_dump_kernel kern_unconfined } proc_kcore_t:file ~getattr;
genfscon proc /kcore gen_context(system_u:object_r:proc_kcore_t,mls_systemhigh)
type proc_mdstat_t, proc_type;
genfscon proc /net gen_context(system_u:object_r:proc_net_t,s0)
type proc_xen_t, proc_type;
+files_mountpoint(proc_xen_t)
genfscon proc /xen gen_context(system_u:object_r:proc_xen_t,s0)
#
type sysctl_rpc_t, sysctl_type;
genfscon proc /net/rpc gen_context(system_u:object_r:sysctl_rpc_t,s0)
+# /proc/sys/crypto directory and files
+type sysctl_crypto_t, sysctl_type;
+genfscon proc /sys/crypto gen_context(system_u:object_r:sysctl_crypto_t,s0)
+
# /proc/sys/fs directory and files
type sysctl_fs_t, sysctl_type;
files_mountpoint(sysctl_fs_t)
allow kernel_t self:sock_file read_sock_file_perms;
allow kernel_t self:fd use;
+allow kernel_t debugfs_t:dir search_dir_perms;
+
allow kernel_t proc_t:dir list_dir_perms;
allow kernel_t proc_t:file read_file_perms;
allow kernel_t proc_t:lnk_file read_lnk_file_perms;
# connections with invalidated labels:
allow kernel_t unlabeled_t:packet send;
-# Forwarded network traffic
+# Allow unlabeled network traffic
allow unlabeled_t unlabeled_t:packet { forward_in forward_out };
+corenet_in_generic_if(unlabeled_t)
+corenet_in_generic_node(unlabeled_t)
corenet_all_recvfrom_unlabeled(kernel_t)
corenet_all_recvfrom_netlabel(kernel_t)
corenet_tcp_sendrecv_all_if(kernel_t)
corenet_tcp_sendrecv_all_nodes(kernel_t)
corenet_raw_send_generic_node(kernel_t)
-corenet_raw_send_multicast_node(kernel_t)
corenet_send_all_packets(kernel_t)
dev_read_sysfs(kernel_t)
dev_search_usbfs(kernel_t)
-
-# Mount root file system. Used when loading a policy
+# devtmpfs handling:
+dev_create_generic_dirs(kernel_t)
+dev_delete_generic_dirs(kernel_t)
+dev_create_generic_blk_files(kernel_t)
+dev_delete_generic_blk_files(kernel_t)
+dev_create_generic_chr_files(kernel_t)
+dev_delete_generic_chr_files(kernel_t)
+# work around until devtmpfs has device_t type
+dev_tmpfs_filetrans_dev(kernel_t, { dir blk_file chr_file })
+
+# Mount root file system. Used when loading a policy
# from initrd, then mounting the root filesystem
fs_mount_all_fs(kernel_t)
fs_unmount_all_fs(kernel_t)
mls_process_read_up(kernel_t)
mls_process_write_down(kernel_t)
mls_file_write_all_levels(kernel_t)
-mls_file_read_all_levels(kernel_t)
+mls_file_read_all_levels(kernel_t)
ifdef(`distro_redhat',`
# Bugzilla 222337
fs_rw_tmpfs_chr_files(kernel_t)
')
-tunable_policy(`read_default_t',`
- files_list_default(kernel_t)
- files_read_default_files(kernel_t)
- files_read_default_symlinks(kernel_t)
- files_read_default_sockets(kernel_t)
- files_read_default_pipes(kernel_t)
-')
-
optional_policy(`
hotplug_search_config(kernel_t)
')
allow kernel_t self:tcp_socket create_stream_socket_perms;
allow kernel_t self:udp_socket create_socket_perms;
- # nfs kernel server needs kernel UDP access. It is less risky and painful
+ # nfs kernel server needs kernel UDP access. It is less risky and painful
# to just give it everything.
corenet_udp_sendrecv_generic_if(kernel_t)
- corenet_udp_sendrecv_all_nodes(kernel_t)
+ corenet_udp_sendrecv_generic_node(kernel_t)
corenet_udp_sendrecv_all_ports(kernel_t)
- corenet_udp_bind_all_nodes(kernel_t)
+ corenet_udp_bind_generic_node(kernel_t)
corenet_sendrecv_portmap_client_packets(kernel_t)
corenet_sendrecv_generic_server_packets(kernel_t)
rpc_manage_nfs_ro_content(kernel_t)
rpc_manage_nfs_rw_content(kernel_t)
- rpc_udp_rw_nfs_sockets(kernel_t)
+ rpc_udp_rw_nfs_sockets(kernel_t)
tunable_policy(`nfs_export_all_ro',`
fs_getattr_noxattr_fs(kernel_t)
')
optional_policy(`
- unconfined_domain(kernel_t)
+ unconfined_domain_noaudit(kernel_t)
')
########################################