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Message-ID: <f85be8d6-2337-a58e-42c7-7053097d0259@ieee.org>
Date:   Wed, 27 Oct 2021 09:09:28 -0400
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Subject: Re: [PATCH] misc kernel patches
Content-Language: en-US
To:     Russell Coker <russell@coker.com.au>,
        selinux-refpolicy@vger.kernel.org
References: <YWFn+K8IjqQs/U4P@xev.coker.com.au>
From:   Chris PeBenito <pebenito@ieee.org>
In-Reply-To: <YWFn+K8IjqQs/U4P@xev.coker.com.au>
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Precedence: bulk

On 10/9/21 05:59, Russell Coker wrote:
> Allow systemd_nspawn_t to remount sysfs and stat cgroup.
> 
> Allow it to mounton the kernel symbol table and use systemd_nspawn_runtime_t
> for named pipes.
> 
> Allow systemd_passwd_agent_t the sys_resource capability and access to sysfs.
> 
> Allow systemd_user_runtime_dir_t to delete user tmp dirs and named pipes.
> 
> Allow udevadm_t to stat cgroups and tmpfs.
> 
> Make certbot run in it's own domain from unconfined_t.
> 
> Added mounton_dir_perms and mounton_file_perms macros.
> 
> Change corenet_tcp_connect_generic_port to allow connecting to
> unreserved_port_t as well as port_t.
> 
> Signed-off-by: Russell Coker <russell@coker.com.au>
> 
> Index: refpolicy-2.20210908/policy/modules/kernel/corecommands.fc
> ===================================================================
> --- refpolicy-2.20210908.orig/policy/modules/kernel/corecommands.fc
> +++ refpolicy-2.20210908/policy/modules/kernel/corecommands.fc
> @@ -305,7 +305,6 @@ ifdef(`distro_debian',`
>   /usr/sbin/sesh			--	gen_context(system_u:object_r:shell_exec_t,s0)
>   /usr/sbin/smrsh			--	gen_context(system_u:object_r:shell_exec_t,s0)
>   
> -/usr/share/mdadm/checkarray	--	gen_context(system_u:object_r:bin_t,s0)
>   /usr/share/(.*/)?bin(/.*)?		gen_context(system_u:object_r:bin_t,s0)
>   /usr/share/ajaxterm/ajaxterm\.py.* --	gen_context(system_u:object_r:bin_t,s0)
>   /usr/share/ajaxterm/qweb\.py.* --	gen_context(system_u:object_r:bin_t,s0)
> Index: refpolicy-2.20210908/policy/modules/kernel/devices.if
> ===================================================================
> --- refpolicy-2.20210908.orig/policy/modules/kernel/devices.if
> +++ refpolicy-2.20210908/policy/modules/kernel/devices.if
> @@ -4328,6 +4328,42 @@ interface(`dev_mount_sysfs',`
>   
>   ########################################
>   ## <summary>
> +##     remount a sysfs filesystem
> +## </summary>
> +## <param name="domain">
> +##     <summary>
> +##     Domain allowed access.
> +##     </summary>
> +## </param>
> +#
> +interface(`dev_remount_sysfs',`
> +	gen_require(`
> +		type sysfs_t;
> +	')
> +
> +	allow $1 sysfs_t:filesystem remount;
> +')
> +
> +########################################
> +## <summary>
> +##     unmount a sysfs filesystem
> +## </summary>
> +## <param name="domain">
> +##     <summary>
> +##     Domain allowed access.
> +##     </summary>
> +## </param>
> +#
> +interface(`dev_unmount_sysfs',`
> +	gen_require(`
> +		type sysfs_t;
> +	')
> +
> +	allow $1 sysfs_t:filesystem unmount;
> +')
> +
> +########################################
> +## <summary>
>   ##	Do not audit getting the attributes of sysfs filesystem
>   ## </summary>
>   ## <param name="domain">
> Index: refpolicy-2.20210908/policy/modules/kernel/domain.if
> ===================================================================
> --- refpolicy-2.20210908.orig/policy/modules/kernel/domain.if
> +++ refpolicy-2.20210908/policy/modules/kernel/domain.if
> @@ -631,7 +631,7 @@ interface(`domain_read_all_domains_state
>   
>   ########################################
>   ## <summary>
> -##	Get the attributes of all domains of all domains.
> +##	Get the attributes of all domains
>   ## </summary>
>   ## <param name="domain">
>   ##	<summary>
> Index: refpolicy-2.20210908/policy/modules/kernel/files.if
> ===================================================================
> --- refpolicy-2.20210908.orig/policy/modules/kernel/files.if
> +++ refpolicy-2.20210908/policy/modules/kernel/files.if
> @@ -5506,6 +5506,25 @@ interface(`files_delete_kernel_symbol_ta
>   
>   ########################################
>   ## <summary>
> +##	Delete a system.map in the /boot directory.
> +## </summary>
> +## <param name="domain">
> +##	<summary>
> +##	Domain allowed access.
> +##	</summary>
> +## </param>
> +#
> +interface(`files_mounton_kernel_symbol_table',`
> +	gen_require(`
> +		type boot_t, system_map_t;
> +	')
> +
> +	allow $1 boot_t:dir search_dir_perms;
> +	allow $1 system_map_t:file mounton_file_perms;
> +')
> +
> +########################################
> +## <summary>
>   ##	Search the contents of /var.
>   ## </summary>
>   ## <param name="domain">
> Index: refpolicy-2.20210908/policy/modules/kernel/selinux.if
> ===================================================================
> --- refpolicy-2.20210908.orig/policy/modules/kernel/selinux.if
> +++ refpolicy-2.20210908/policy/modules/kernel/selinux.if
> @@ -159,6 +159,24 @@ interface(`selinux_unmount_fs',`
>   
>   ########################################
>   ## <summary>
> +##	Mount on the selinuxfs filesystem.
> +## </summary>
> +## <param name="domain">
> +##	<summary>
> +##	Domain allowed access.
> +##	</summary>
> +## </param>
> +#
> +interface(`selinux_mounton_fs',`
> +	gen_require(`
> +		type security_t;
> +	')
> +
> +	allow $1 security_t:dir mounton_dir_perms;
> +')
> +
> +########################################
> +## <summary>
>   ##	Get the attributes of the selinuxfs filesystem
>   ## </summary>
>   ## <param name="domain">
> Index: refpolicy-2.20210908/policy/modules/system/authlogin.te
> ===================================================================
> --- refpolicy-2.20210908.orig/policy/modules/system/authlogin.te
> +++ refpolicy-2.20210908/policy/modules/system/authlogin.te
> @@ -108,12 +108,13 @@ optional_policy(`
>   
>   allow chkpwd_t self:capability { dac_override setuid };
>   dontaudit chkpwd_t self:capability sys_tty_config;
> -allow chkpwd_t self:process { getattr signal };
> +allow chkpwd_t self:process { getcap getattr signal };
>   
>   allow chkpwd_t shadow_t:file read_file_perms;
>   files_list_etc(chkpwd_t)
>   
>   kernel_read_crypto_sysctls(chkpwd_t)
> +kernel_read_kernel_sysctls(chkpwd_t)
>   kernel_dontaudit_search_kernel_sysctl(chkpwd_t)
>   kernel_dontaudit_read_kernel_sysctl(chkpwd_t)
>   kernel_dontaudit_getattr_proc(chkpwd_t)
> @@ -129,6 +130,7 @@ files_read_etc_files(chkpwd_t)
>   files_dontaudit_search_var(chkpwd_t)
>   
>   fs_dontaudit_getattr_xattr_fs(chkpwd_t)
> +fs_read_tmpfs_symlinks(chkpwd_t)
>   
>   selinux_get_enforce_mode(chkpwd_t)
>   
> Index: refpolicy-2.20210908/policy/modules/system/fstools.te
> ===================================================================
> --- refpolicy-2.20210908.orig/policy/modules/system/fstools.te
> +++ refpolicy-2.20210908/policy/modules/system/fstools.te
> @@ -160,6 +160,8 @@ mount_exec(fsadm_t)
>   # for /run/mount/utab
>   mount_getattr_runtime_files(fsadm_t)
>   
> +mount_rw_runtime_files(fsadm_t)
> +
>   seutil_read_config(fsadm_t)
>   
>   userdom_use_user_terminals(fsadm_t)
> Index: refpolicy-2.20210908/policy/modules/system/init.if
> ===================================================================
> --- refpolicy-2.20210908.orig/policy/modules/system/init.if
> +++ refpolicy-2.20210908/policy/modules/system/init.if
> @@ -3555,6 +3555,24 @@ interface(`init_linkable_keyring',`
>   
>   ########################################
>   ## <summary>
> +##	stat systemd unit files
> +## </summary>
> +## <param name="domain">
> +##	<summary>
> +##	Domain allowed access.
> +##	</summary>
> +## </param>
> +#
> +interface(`init_getattr_all_unit_files',`
> +	gen_require(`
> +		attribute systemdunit;
> +	')
> +
> +	allow $1 systemdunit:file getattr;
> +')
> +
> +########################################
> +## <summary>
>   ##      Allow unconfined access to send instructions to init
>   ## </summary>
>   ## <param name="domain">
> Index: refpolicy-2.20210908/policy/modules/system/init.te
> ===================================================================
> --- refpolicy-2.20210908.orig/policy/modules/system/init.te
> +++ refpolicy-2.20210908/policy/modules/system/init.te
> @@ -1082,6 +1082,7 @@ ifdef(`init_systemd',`
>   	init_get_all_units_status(initrc_t)
>   	init_manage_var_lib_files(initrc_t)
>   	init_rw_stream_sockets(initrc_t)
> +	init_stop_system(initrc_t)
>   
>   	# Create /etc/audit.rules.prev after firstboot remediation
>   	logging_manage_audit_config(initrc_t)
> Index: refpolicy-2.20210908/policy/modules/system/logging.te
> ===================================================================
> --- refpolicy-2.20210908.orig/policy/modules/system/logging.te
> +++ refpolicy-2.20210908/policy/modules/system/logging.te
> @@ -519,7 +519,8 @@ ifdef(`init_systemd',`
>   	# for systemd-journal
>   	allow syslogd_t self:netlink_audit_socket connected_socket_perms;
>   	allow syslogd_t self:capability2 audit_read;
> -	allow syslogd_t self:capability { chown setgid setuid sys_ptrace };
> +	allow syslogd_t self:capability { chown setgid setuid sys_ptrace audit_control };
> +	allow syslogd_t self:cap_userns sys_ptrace;
>   	allow syslogd_t self:netlink_audit_socket { getattr getopt read setopt write nlmsg_write };
>   
>   	# remove /run/log/journal when switching to permanent storage
> @@ -538,6 +539,7 @@ ifdef(`init_systemd',`
>   
>   	domain_getattr_all_domains(syslogd_t)
>   	domain_read_all_domains_state(syslogd_t)
> +	domain_signull_all_domains(syslogd_t)
>   
>   	init_create_runtime_dirs(syslogd_t)
>   	init_daemon_runtime_file(syslogd_runtime_t, dir, "syslogd")
> Index: refpolicy-2.20210908/policy/modules/system/lvm.te
> ===================================================================
> --- refpolicy-2.20210908.orig/policy/modules/system/lvm.te
> +++ refpolicy-2.20210908/policy/modules/system/lvm.te
> @@ -232,6 +232,8 @@ optional_policy(`
>   ')
>   
>   optional_policy(`
> +	apt_use_fds(lvm_t)
> +
>   	dpkg_script_rw_pipes(lvm_t)
>   ')
>   
> Index: refpolicy-2.20210908/policy/modules/system/miscfiles.fc
> ===================================================================
> --- refpolicy-2.20210908.orig/policy/modules/system/miscfiles.fc
> +++ refpolicy-2.20210908/policy/modules/system/miscfiles.fc
> @@ -14,6 +14,8 @@ ifdef(`distro_gentoo',`
>   /etc/pki(/.*)?			gen_context(system_u:object_r:cert_t,s0)
>   /etc/pki/.*/private(/.*)?	gen_context(system_u:object_r:tls_privkey_t,s0)
>   /etc/ssl(/.*)?			gen_context(system_u:object_r:cert_t,s0)
> +/etc/ssl/private(/.*)?		gen_context(system_u:object_r:tls_privkey_t,s0)
> +/etc/letsencrypt(/.*)?		gen_context(system_u:object_r:tls_privkey_t,s0)
>   /etc/timezone		--	gen_context(system_u:object_r:locale_t,s0)
>   
>   ifdef(`distro_debian',`
> Index: refpolicy-2.20210908/policy/modules/system/modutils.te
> ===================================================================
> --- refpolicy-2.20210908.orig/policy/modules/system/modutils.te
> +++ refpolicy-2.20210908/policy/modules/system/modutils.te
> @@ -33,7 +33,7 @@ ifdef(`init_systemd',`
>   # insmod local policy
>   #
>   
> -allow kmod_t self:capability { dac_override net_raw sys_nice sys_tty_config };
> +allow kmod_t self:capability { dac_override dac_read_search net_raw sys_nice sys_tty_config };
>   allow kmod_t self:process { execmem sigchld sigkill sigstop signull signal };
>   # for the radeon/amdgpu modules
>   dontaudit kmod_t self:capability sys_admin;
> @@ -139,6 +139,8 @@ optional_policy(`
>   	dpkg_manage_script_tmp_files(kmod_t)
>   	dpkg_map_script_tmp_files(kmod_t)
>   	dpkg_read_script_tmp_symlinks(kmod_t)
> +	apt_use_fds(kmod_t)
> +	apt_use_ptys(kmod_t)
>   ')
>   
>   optional_policy(`
> Index: refpolicy-2.20210908/policy/modules/system/mount.te
> ===================================================================
> --- refpolicy-2.20210908.orig/policy/modules/system/mount.te
> +++ refpolicy-2.20210908/policy/modules/system/mount.te
> @@ -219,6 +219,14 @@ optional_policy(`
>   	samba_run_smbmount(mount_t, mount_roles)
>   ')
>   
> +optional_policy(`
> +	ssh_rw_pipes(mount_t)
> +')
> +
> +optional_policy(`
> +	xen_read_image_files(mount_t)
> +')
> +
>   ########################################
>   #
>   # Unconfined mount local policy
> Index: refpolicy-2.20210908/policy/modules/system/raid.fc
> ===================================================================
> --- refpolicy-2.20210908.orig/policy/modules/system/raid.fc
> +++ refpolicy-2.20210908/policy/modules/system/raid.fc
> @@ -11,6 +11,8 @@
>   /usr/bin/mdmpd	--	gen_context(system_u:object_r:mdadm_exec_t,s0)
>   /usr/bin/raid-check	--	gen_context(system_u:object_r:mdadm_exec_t,s0)
>   
> +/usr/share/mdadm/checkarray --	gen_context(system_u:object_r:mdadm_exec_t,s0)
> +
>   # Systemd unit files
>   /usr/lib/systemd/system/[^/]*mdadm-.*	--	gen_context(system_u:object_r:mdadm_unit_t,s0)
>   /usr/lib/systemd/system/[^/]*mdmon.*	--	gen_context(system_u:object_r:mdadm_unit_t,s0)
> Index: refpolicy-2.20210908/policy/modules/system/raid.te
> ===================================================================
> --- refpolicy-2.20210908.orig/policy/modules/system/raid.te
> +++ refpolicy-2.20210908/policy/modules/system/raid.te
> @@ -54,6 +54,7 @@ dev_dontaudit_getattr_all_blk_files(mdad
>   dev_dontaudit_getattr_all_chr_files(mdadm_t)
>   dev_read_realtime_clock(mdadm_t)
>   
> +domain_dontaudit_search_all_domains_state(mdadm_t)
>   domain_use_interactive_fds(mdadm_t)
>   
>   files_read_etc_files(mdadm_t)
> @@ -90,6 +91,7 @@ userdom_dontaudit_use_user_terminals(mda
>   
>   optional_policy(`
>   	cron_system_entry(mdadm_t, mdadm_exec_t)
> +	cron_rw_tmp_files(mdadm_t)
>   ')
>   
>   optional_policy(`
> Index: refpolicy-2.20210908/policy/modules/system/systemd.fc
> ===================================================================
> --- refpolicy-2.20210908.orig/policy/modules/system/systemd.fc
> +++ refpolicy-2.20210908/policy/modules/system/systemd.fc
> @@ -5,7 +5,6 @@
>   
>   /run/log/journal(/.*)?				gen_context(system_u:object_r:systemd_journal_t,s0)
>   
> -/usr/bin/systemd-analyze		--	gen_context(system_u:object_r:systemd_analyze_exec_t,s0)
>   /usr/bin/systemd-cgtop			--	gen_context(system_u:object_r:systemd_cgtop_exec_t,s0)
>   /usr/bin/systemd-coredump		--	gen_context(system_u:object_r:systemd_coredump_exec_t,s0)
>   /usr/bin/systemd-detect-virt		--	gen_context(system_u:object_r:systemd_detect_virt_exec_t,s0)
> Index: refpolicy-2.20210908/policy/modules/system/systemd.te
> ===================================================================
> --- refpolicy-2.20210908.orig/policy/modules/system/systemd.te
> +++ refpolicy-2.20210908/policy/modules/system/systemd.te
> @@ -392,10 +392,11 @@ ifdef(`enable_mls',`
>   #
>   
>   allow systemd_coredump_t self:unix_dgram_socket { create write connect getopt setopt };
> -allow systemd_coredump_t self:capability { setgid setuid setpcap };
> +allow systemd_coredump_t self:capability { dac_override dac_read_search setgid setuid setpcap sys_ptrace };
>   allow systemd_coredump_t self:process { getcap setcap setfscreate };
>   
>   manage_files_pattern(systemd_coredump_t, systemd_coredump_var_lib_t, systemd_coredump_var_lib_t)
> +allow systemd_coredump_t systemd_coredump_var_lib_t:file map;
>   
>   kernel_domtrans_to(systemd_coredump_t, systemd_coredump_exec_t)
>   kernel_read_kernel_sysctls(systemd_coredump_t)
> @@ -413,6 +414,7 @@ files_read_etc_files(systemd_coredump_t)
>   files_search_var_lib(systemd_coredump_t)
>   
>   fs_getattr_xattr_fs(systemd_coredump_t)
> +fs_search_tmpfs(systemd_coredump_t)
>   
>   selinux_getattr_fs(systemd_coredump_t)
>   
> @@ -434,6 +436,8 @@ allow systemd_generator_t self:fifo_file
>   allow systemd_generator_t self:capability dac_override;
>   allow systemd_generator_t self:process setfscreate;
>   
> +allow systemd_generator_t systemd_unit_t:file getattr;
> +
>   corecmd_exec_shell(systemd_generator_t)
>   corecmd_getattr_bin_files(systemd_generator_t)
>   
> @@ -445,6 +449,7 @@ files_read_etc_files(systemd_generator_t
>   files_search_runtime(systemd_generator_t)
>   files_list_boot(systemd_generator_t)
>   files_read_boot_files(systemd_generator_t)
> +files_read_config_files(systemd_generator_t)
>   files_search_all_mountpoints(systemd_generator_t)
>   files_list_usr(systemd_generator_t)
>   
> @@ -453,6 +458,8 @@ fs_getattr_cgroup(systemd_generator_t)
>   fs_getattr_xattr_fs(systemd_generator_t)
>   
>   init_create_runtime_files(systemd_generator_t)
> +init_read_all_script_files(systemd_generator_t)
> +init_getattr_all_unit_files(systemd_generator_t)
>   init_manage_runtime_dirs(systemd_generator_t)
>   init_manage_runtime_symlinks(systemd_generator_t)
>   init_read_runtime_files(systemd_generator_t)
> @@ -943,6 +950,9 @@ allow systemd_nspawn_t self:capability {
>   allow systemd_nspawn_t self:capability2 wake_alarm;
>   allow systemd_nspawn_t self:unix_dgram_socket connected_socket_perms;
>   allow systemd_nspawn_t self:unix_stream_socket create_stream_socket_perms;
> +allow systemd_nspawn_t self:netlink_route_socket create_netlink_socket_perms;
> +allow systemd_nspawn_t self:netlink_generic_socket create_socket_perms;
> +allow systemd_nspawn_t self:udp_socket { create ioctl };
>   
>   allow systemd_nspawn_t systemd_journal_t:dir search;
>   
> @@ -979,6 +989,9 @@ dev_getattr_fs(systemd_nspawn_t)
>   dev_manage_sysfs_dirs(systemd_nspawn_t)
>   dev_mounton_sysfs_dirs(systemd_nspawn_t)
>   dev_mount_sysfs(systemd_nspawn_t)
> +dev_remount_sysfs(systemd_nspawn_t)
> +dev_unmount_sysfs(systemd_nspawn_t)
> +dev_read_sysfs(systemd_nspawn_t)
>   dev_read_rand(systemd_nspawn_t)
>   dev_read_urand(systemd_nspawn_t)
>   
> @@ -991,6 +1004,7 @@ files_mounton_tmp(systemd_nspawn_t)
>   files_read_kernel_symbol_table(systemd_nspawn_t)
>   files_setattr_runtime_dirs(systemd_nspawn_t)
>   
> +fs_getattr_cgroup(systemd_nspawn_t)
>   fs_getattr_tmpfs(systemd_nspawn_t)
>   fs_manage_tmpfs_chr_files(systemd_nspawn_t)
>   fs_mount_tmpfs(systemd_nspawn_t)
> @@ -1014,6 +1028,7 @@ init_write_runtime_socket(systemd_nspawn
>   init_spec_domtrans_script(systemd_nspawn_t)
>   
>   miscfiles_manage_localization(systemd_nspawn_t)
> +udev_read_runtime_files(systemd_nspawn_t)
>   
>   # for writing inside chroot
>   sysnet_manage_config(systemd_nspawn_t)
> @@ -1030,8 +1045,14 @@ tunable_policy(`systemd_nspawn_labeled_n
>   	# manage etc symlinks for /etc/localtime
>   	files_manage_etc_symlinks(systemd_nspawn_t)
>   	files_mounton_runtime_dirs(systemd_nspawn_t)
> +	files_mounton_kernel_symbol_table(systemd_nspawn_t)
>   	files_search_home(systemd_nspawn_t)
>   
> +	files_tmp_filetrans(systemd_nspawn_t, systemd_nspawn_runtime_t, fifo_file)
> +	allow systemd_nspawn_t systemd_nspawn_runtime_t:fifo_file manage_fifo_file_perms;
> +	fs_tmpfs_filetrans(systemd_nspawn_t, systemd_nspawn_runtime_t, sock_file)
> +	allow systemd_nspawn_t systemd_nspawn_runtime_t:sock_file manage_sock_file_perms;
> +
>   	fs_getattr_cgroup(systemd_nspawn_t)
>   	fs_manage_cgroup_dirs(systemd_nspawn_t)
>   	fs_manage_tmpfs_dirs(systemd_nspawn_t)
> @@ -1049,6 +1070,7 @@ tunable_policy(`systemd_nspawn_labeled_n
>   	selinux_getattr_fs(systemd_nspawn_t)
>   	selinux_remount_fs(systemd_nspawn_t)
>   	selinux_search_fs(systemd_nspawn_t)
> +	selinux_mounton_fs(systemd_nspawn_t)
>   
>   	init_domtrans(systemd_nspawn_t)
>   
> @@ -1076,7 +1098,7 @@ optional_policy(`
>   # systemd_passwd_agent_t local policy
>   #
>   
> -allow systemd_passwd_agent_t self:capability { chown sys_tty_config dac_override };
> +allow systemd_passwd_agent_t self:capability { chown sys_tty_config dac_override sys_resource };
>   allow systemd_passwd_agent_t self:process { setfscreate setsockcreate signal };
>   allow systemd_passwd_agent_t self:unix_dgram_socket create_socket_perms;
>   
> @@ -1087,14 +1109,19 @@ manage_sock_files_pattern(systemd_passwd
>   manage_fifo_files_pattern(systemd_passwd_agent_t, systemd_passwd_runtime_t, systemd_passwd_runtime_t)
>   init_runtime_filetrans(systemd_passwd_agent_t, systemd_passwd_runtime_t, { dir fifo_file file })
>   
> +can_exec(systemd_passwd_agent_t, systemd_passwd_agent_exec_t)
> +
>   kernel_read_system_state(systemd_passwd_agent_t)
>   kernel_stream_connect(systemd_passwd_agent_t)
>   
>   dev_create_generic_dirs(systemd_passwd_agent_t)
>   dev_read_generic_files(systemd_passwd_agent_t)
> +dev_read_sysfs(systemd_passwd_agent_t)
> +dev_write_sysfs_dirs(systemd_passwd_agent_t)
>   dev_write_generic_sock_files(systemd_passwd_agent_t)
>   dev_write_kmsg(systemd_passwd_agent_t)
>   
> +corecmd_search_bin(systemd_passwd_agent_t)
>   files_read_etc_files(systemd_passwd_agent_t)
>   
>   fs_getattr_xattr_fs(systemd_passwd_agent_t)
> @@ -1103,6 +1130,7 @@ selinux_get_enforce_mode(systemd_passwd_
>   selinux_getattr_fs(systemd_passwd_agent_t)
>   
>   term_read_console(systemd_passwd_agent_t)
> +term_use_unallocated_ttys(systemd_passwd_agent_t)
>   
>   auth_use_nsswitch(systemd_passwd_agent_t)
>   
> @@ -1161,7 +1189,7 @@ logging_send_syslog_msg(systemd_pstore_t
>   # Rfkill local policy
>   #
>   
> -allow systemd_rfkill_t self:netlink_kobject_uevent_socket { bind create getattr read setopt };
> +allow systemd_rfkill_t self:netlink_kobject_uevent_socket create_socket_perms;
>   
>   manage_dirs_pattern(systemd_rfkill_t, systemd_rfkill_var_lib_t, systemd_rfkill_var_lib_t)
>   manage_files_pattern(systemd_rfkill_t, systemd_rfkill_var_lib_t, systemd_rfkill_var_lib_t)
> @@ -1346,6 +1374,8 @@ allow systemd_tmpfiles_t systemd_tmpfile
>   allow systemd_tmpfiles_t systemd_tmpfiles_conf_type:dir search_dir_perms;
>   allow systemd_tmpfiles_t systemd_tmpfiles_conf_type:file read_file_perms;
>   
> +allow systemd_tmpfiles_t systemd_nspawn_runtime_t:fifo_file unlink;
> +
>   kernel_getattr_proc(systemd_tmpfiles_t)
>   kernel_read_kernel_sysctls(systemd_tmpfiles_t)
>   kernel_read_network_state(systemd_tmpfiles_t)
> @@ -1617,6 +1647,8 @@ userdom_delete_all_user_runtime_chr_file
>   userdom_manage_user_tmp_dirs(systemd_user_runtime_dir_t)
>   userdom_manage_user_tmp_files(systemd_user_runtime_dir_t)
>   
> +userdom_delete_user_tmp_dirs(systemd_user_runtime_dir_t)
> +userdom_delete_user_tmp_named_pipes(systemd_user_runtime_dir_t)
>   userdom_search_user_runtime_root(systemd_user_runtime_dir_t)
>   userdom_user_runtime_root_filetrans_user_runtime(systemd_user_runtime_dir_t, dir)
>   userdom_manage_user_runtime_dirs(systemd_user_runtime_dir_t)
> Index: refpolicy-2.20210908/policy/modules/system/udev.te
> ===================================================================
> --- refpolicy-2.20210908.orig/policy/modules/system/udev.te
> +++ refpolicy-2.20210908/policy/modules/system/udev.te
> @@ -391,6 +391,10 @@ allow udevadm_t udev_runtime_t:dir watch
>   dev_rw_sysfs(udevadm_t)
>   dev_read_urand(udevadm_t)
>   
> +fs_getattr_cgroup(udevadm_t)
> +fs_getattr_tmpfs(udevadm_t)
> +fs_search_cgroup_dirs(udevadm_t)
> +
>   files_read_etc_files(udevadm_t)
>   files_read_usr_files(udevadm_t)
>   
> Index: refpolicy-2.20210908/policy/modules/system/unconfined.if
> ===================================================================
> --- refpolicy-2.20210908.orig/policy/modules/system/unconfined.if
> +++ refpolicy-2.20210908/policy/modules/system/unconfined.if
> @@ -38,7 +38,7 @@ interface(`unconfined_domain_noaudit',`
>   
>   	# Use most Linux capabilities
>   	allow $1 self:{ capability cap_userns } { chown dac_override dac_read_search fowner fsetid kill setgid setuid setpcap linux_immutable net_bind_service net_broadcast net_admin net_raw ipc_lock ipc_owner sys_rawio sys_chroot sys_ptrace sys_pacct sys_admin sys_boot sys_nice sys_resource sys_time sys_tty_config mknod lease audit_write audit_control setfcap };
> -	allow $1 self:{ capability2 cap2_userns } { syslog wake_alarm };
> +	allow $1 self:{ capability2 cap2_userns } { syslog wake_alarm bpf perfmon };
>   	allow $1 self:fifo_file manage_fifo_file_perms;
>   
>   	# Transition to myself, to make get_ordered_context_list happy.
> Index: refpolicy-2.20210908/policy/modules/system/unconfined.te
> ===================================================================
> --- refpolicy-2.20210908.orig/policy/modules/system/unconfined.te
> +++ refpolicy-2.20210908/policy/modules/system/unconfined.te
> @@ -84,6 +84,10 @@ optional_policy(`
>   ')
>   
>   optional_policy(`
> +	certbot_run(unconfined_t, unconfined_r)
> +')
> +
> +optional_policy(`
>   	cron_unconfined_role(unconfined_r, unconfined_t)
>   ')
>   
> Index: refpolicy-2.20210908/policy/support/obj_perm_sets.spt
> ===================================================================
> --- refpolicy-2.20210908.orig/policy/support/obj_perm_sets.spt
> +++ refpolicy-2.20210908/policy/support/obj_perm_sets.spt
> @@ -142,6 +142,7 @@ define(`manage_dir_perms',`{ create open
>   define(`relabelfrom_dir_perms',`{ getattr relabelfrom }')
>   define(`relabelto_dir_perms',`{ getattr relabelto }')
>   define(`relabel_dir_perms',`{ getattr relabelfrom relabelto }')
> +define(`mounton_dir_perms',`{ getattr mounton }')
>   
>   #
>   # Regular file (file)
> @@ -169,6 +170,7 @@ define(`manage_file_perms',`{ create ope
>   define(`relabelfrom_file_perms',`{ getattr relabelfrom }')
>   define(`relabelto_file_perms',`{ getattr relabelto }')
>   define(`relabel_file_perms',`{ getattr relabelfrom relabelto }')
> +define(`mounton_file_perms',`{ getattr mounton }')
>   
>   #
>   # Symbolic link (lnk_file)
> Index: refpolicy-2.20210908/policy/modules/system/lvm.if
> ===================================================================
> --- refpolicy-2.20210908.orig/policy/modules/system/lvm.if
> +++ refpolicy-2.20210908/policy/modules/system/lvm.if
> @@ -61,6 +61,7 @@ interface(`lvm_run',`
>   
>   	lvm_domtrans($1)
>   	role $2 types lvm_t;
> +	allow $1 lvm_t:sem rw_sem_perms;
>   ')
>   
>   ########################################
> Index: refpolicy-2.20210908/policy/modules/kernel/corenetwork.if.in
> ===================================================================
> --- refpolicy-2.20210908.orig/policy/modules/kernel/corenetwork.if.in
> +++ refpolicy-2.20210908/policy/modules/kernel/corenetwork.if.in
> @@ -1422,10 +1422,10 @@ interface(`corenet_udp_bind_generic_port
>   #
>   interface(`corenet_tcp_connect_generic_port',`
>   	gen_require(`
> -		type port_t;
> +		type port_t, unreserved_port_t;
>   	')
>   
> -	allow $1 port_t:tcp_socket name_connect;
> +	allow $1 { port_t unreserved_port_t }:tcp_socket name_connect;
>   ')
>   
>   ########################################

I'm a bit dubious on this, but if we make this change, it should be reflected in 
all of the other generic_port interfaces.

I think I'm ok with the rule changes otherwise; however, I'll wait on this due 
to the mounton questions in your other patch.


-- 
Chris PeBenito