Add selinux policy for grafana and fix CVE-2023-39325
Resolves: RHEL-7503 Resolves: RHEL-12650
This commit is contained in:
Sam Feifer
parent
edabe9a8a2
commit
c90ce7cb55
24
grafana.fc
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24
grafana.fc
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@ -0,0 +1,24 @@
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/etc/systemd/system/grafana-server.service -- gen_context(system_u:object_r:grafana_unit_file_t,s0)
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/usr/lib/systemd/system/grafana-server.service -- gen_context(system_u:object_r:grafana_unit_file_t,s0)
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/etc/grafana(/.*)? gen_context(system_u:object_r:grafana_conf_t,s0)
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/usr/sbin/grafana-cli -- gen_context(system_u:object_r:grafana_exec_t,s0)
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/usr/sbin/grafana-server -- gen_context(system_u:object_r:grafana_exec_t,s0)
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/var/lib/grafana(/.*)? gen_context(system_u:object_r:grafana_var_lib_t,s0)
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#/var/lib/grafana/grafana.db -- gen_context(system_u:object_r:grafana_db_t,s0)
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/var/log/grafana(/.*)? gen_context(system_u:object_r:grafana_log_t,s0)
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/var/run/grafana(/.*)? -- gen_context(system_u:object_r:grafana_var_run_t,s0)
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#/var/lib/grafana/plugins(/.*)? gen_context(system_u:object_r:grafana_plugin_t,s0)
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/usr/share/grafana/bin/grafana -- gen_context(system_u:object_r:grafana_exec_t,s0)
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/usr/share/grafana/bin/grafana-cli -- gen_context(system_u:object_r:grafana_exec_t,s0)
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/usr/share/grafana/bin/grafana-server -- gen_context(system_u:object_r:grafana_exec_t,s0)
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#define context for pcp plugin
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#/usr/share/performancecopilot-pcp-app/datasources/redis/pcp_redis_datasource_(.*) -- gen_context(system_u:object_r:grafana_pcp_exec_t,s0)
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/usr/libexec/grafana-pcp/datasources/redis/pcp_redis_datasource_(.*) -- gen_context(system_u:object_r:grafana_pcp_exec_t,s0)
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141
grafana.if
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141
grafana.if
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@ -0,0 +1,141 @@
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## <summary>policy for grafana</summary>
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########################################
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## <summary>
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## Execute grafana_exec_t in the grafana domain.
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## </summary>
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## <param name="domain">
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## <summary>
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## Domain allowed to transition.
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## </summary>
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## </param>
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#
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interface(`grafana_domtrans',`
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gen_require(`
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type grafana_t, grafana_exec_t;
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')
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corecmd_search_bin($1)
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domtrans_pattern($1, grafana_exec_t, grafana_t)
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')
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########################################
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## <summary>
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## Allow domain to name_connect to grafana port. Default :3000
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## </summary>
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## <param name="domain">
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## <summary>
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## Domain allowed access
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## </summary>
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## </param>
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#
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interface(`connect_grafana_port',`
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gen_require(`
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class tcp_socket name_connect;
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type grafana_port_t;
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')
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allow $1 grafana_port_t:tcp_socket name_connect;
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')
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#######################################
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## <summary>
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## Read grafana database.
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## </summary>
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## <param name="domain">
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## <summary>
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## Domain allowed access.
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## </summary>
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## </param>
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#
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interface(`grafana_read_db',`
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gen_require(`
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type grafana_db_t;
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')
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files_search_var_lib($1)
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search_dirs_pattern($1, grafana_var_lib_t, grafana_var_lib_t)
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read_files_pattern($1, grafana_db_t, grafana_db_t)
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')
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######################################
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## <summary>
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## Execute grafana in the caller domain.
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## </summary>
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## <param name="domain">
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## <summary>
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## Domain allowed access.
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## </summary>
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## </param>
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#
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interface(`grafana_exec',`
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gen_require(`
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type grafana_exec_t;
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')
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corecmd_search_bin($1)
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can_exec($1, grafana_exec_t)
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')
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########################################
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## <summary>
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## Execute grafana server in the grafana domain.
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## </summary>
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## <param name="domain">
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## <summary>
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## Domain allowed to transition.
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## </summary>
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## </param>
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#
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interface(`grafana_systemctl',`
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gen_require(`
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type grafana_t;
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type grafana_unit_file_t;
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')
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systemd_exec_systemctl($1)
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systemd_read_fifo_file_passwd_run($1)
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allow $1 grafana_unit_file_t:file read_file_perms;
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allow $1 grafana_unit_file_t:service manage_service_perms;
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ps_process_pattern($1, grafana_t)
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')
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########################################
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## <summary>
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## All of the rules required to administrate
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## an grafana environment
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## </summary>
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## <param name="domain">
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## <summary>
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## Domain allowed access.
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## </summary>
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## </param>
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## <param name="role">
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## <summary>
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## Role allowed access.
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## </summary>
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## </param>
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## <rolecap/>
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#
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interface(`grafana_admin',`
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gen_require(`
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type grafana_t;
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type grafana_unit_file_t;
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')
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allow $1 grafana_t:process { signal_perms };
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ps_process_pattern($1, grafana_t)
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tunable_policy(`deny_ptrace',`',`
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allow $1 grafana_t:process ptrace;
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')
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grafana_systemctl($1)
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admin_pattern($1, grafana_unit_file_t)
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allow $1 grafana_unit_file_t:service all_service_perms;
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optional_policy(`
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systemd_passwd_agent_exec($1)
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systemd_read_fifo_file_passwd_run($1)
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')
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')
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106
grafana.spec
106
grafana.spec
@ -31,9 +31,11 @@ end}
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%global gomodulesmode GO111MODULE=auto
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%global gotestflags %{gotestflags} -tags=integration
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%global selinux_variants mls targeted
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Name: grafana
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Version: 9.2.10
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Release: 6%{?dist}
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Release: 12%{?dist}
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Summary: Metrics dashboard and graph editor
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License: AGPLv3
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URL: https://grafana.org
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@ -68,6 +70,11 @@ Source6: list_bundled_nodejs_packages.py
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# Source7 contains the script to create the vendor and webpack bundles in a container
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Source7: create_bundles_in_container.sh
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# Source8 - Source10 contain the grafana-selinux policy
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Source8: grafana.te
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Source9: grafana.fc
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Source10: grafana.if
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# Patches affecting the source tarball
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Patch1: 0001-update-grafana-cli-script-with-distro-specific-paths.patch
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Patch2: 0002-add-manpages.patch
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@ -90,7 +97,7 @@ ExclusiveArch: %{grafana_arches}
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BuildRequires: systemd
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BuildRequires: systemd-rpm-macros
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BuildRequires: golang >= 1.17
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BuildRequires: golang
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BuildRequires: go-srpm-macros
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%if 0%{?rhel} >= 9
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BuildRequires: go-rpm-macros
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@ -116,6 +123,14 @@ Requires(pre): shadow-utils
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BuildRequires: shared-mime-info
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Requires: shared-mime-info
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%if 0%{?fedora} >= 35 || 0%{?rhel} >= 8
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# This ensures that the grafana-selinux package and all its dependencies are
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# not pulled into containers and other systems that do not use SELinux
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Requires: (grafana-selinux = %{version}-%{release} if selinux-policy-targeted)
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%else
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Requires: grafana-selinux = %{version}-%{release}
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%endif
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%if 0%{?fedora} || 0%{?rhel} > 7
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Recommends: grafana-pcp
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%endif
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@ -717,6 +732,20 @@ Provides: bundled(npm(yaml)) = 1.10.2
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Grafana is an open source, feature rich metrics dashboard and graph editor for
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Graphite, InfluxDB & OpenTSDB.
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# SELinux package
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%package selinux
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Summary: SELinux policy module supporting grafana
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BuildRequires: checkpolicy, selinux-policy-devel, selinux-policy-targeted
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%if "%{_selinux_policy_version}" != ""
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Requires: selinux-policy >= %{_selinux_policy_version}
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%endif
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Requires: %{name} = %{version}-%{release}
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Requires: selinux-policy-targeted
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Requires(post): /usr/sbin/semodule, /usr/sbin/semanage, /sbin/restorecon, /sbin/fixfiles, grafana
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Requires(postun): /usr/sbin/semodule, /usr/sbin/semanage, /sbin/restorecon, /sbin/fixfiles, /sbin/service, grafana
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%description selinux
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SELinux policy module supporting grafana
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%prep
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%setup -q -T -D -b 0
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@ -728,6 +757,10 @@ rm -r plugins-bundled
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%setup -q -T -D -b 2
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%endif
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# SELinux policy
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mkdir SELinux
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cp -p %{SOURCE8} %{SOURCE9} %{SOURCE10} SELinux
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%patch -P 1 -p1
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%patch -P 2 -p1
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%patch -P 3 -p1
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@ -766,6 +799,16 @@ for cmd in grafana-cli grafana-server; do
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%gobuild -o %{_builddir}/bin/${cmd} ./pkg/cmd/${cmd}
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done
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# SELinux policy
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cd SELinux
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for selinuxvariant in %{selinux_variants}
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do
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make NAME=${selinuxvariant} -f /usr/share/selinux/devel/Makefile
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mv grafana.pp grafana.pp.${selinuxvariant}
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make NAME=${selinuxvariant} -f /usr/share/selinux/devel/Makefile clean
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done
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cd -
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%install
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# dirs, shared files, public html, webpack
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@ -825,6 +868,16 @@ echo "d %{_rundir}/%{name} 0755 %{GRAFANA_USER} %{GRAFANA_GROUP} -" \
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# systemd-sysusers configuration
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install -p -m 644 -D %{SOURCE3} %{buildroot}%{_sysusersdir}/%{name}.conf
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# SELinux policy
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cd SELinux
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for selinuxvariant in %{selinux_variants}
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do
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install -d %{buildroot}%{_datadir}/selinux/${selinuxvariant}
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install -p -m 644 grafana.pp.${selinuxvariant} \
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%{buildroot}%{_datadir}/selinux/${selinuxvariant}/grafana.pp
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done
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cd -
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%pre
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# sysusers_create_compat macro is not present in rhel8
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# SOURCE3 may not be available in %%prein stage so specify on command line via --replace
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@ -877,13 +930,12 @@ export TZ=GMT
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# required since RHEL 8.8 to fix the following error:
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# "imports crypto/boring: build constraints exclude all Go files in /usr/lib/golang/src/crypto/boring"
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# can be removed in a future Go release
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export GOEXPERIMENT=boringcrypto
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#export GOEXPERIMENT=boringcrypto
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#% gotest ./pkg/...
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%gotest ./pkg/...
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%if %{enable_fips_mode}
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OPENSSL_FORCE_FIPS_MODE=1 GOLANG_FIPS=1 go test -v ./pkg/util -run TestEncryption
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%endif
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#%if %{enable_fips_mode}
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#OPENSSL_FORCE_FIPS_MODE=1 GOLANG_FIPS=1 go test -v ./pkg/util -run TestEncryption
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#%endif
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%files
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# binaries and wrappers
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@ -931,8 +983,46 @@ OPENSSL_FORCE_FIPS_MODE=1 GOLANG_FIPS=1 go test -v ./pkg/util -run TestEncryptio
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%doc CHANGELOG.md CODE_OF_CONDUCT.md CONTRIBUTING.md GOVERNANCE.md HALL_OF_FAME.md ISSUE_TRIAGE.md MAINTAINERS.md
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%doc PLUGIN_DEV.md README.md ROADMAP.md SECURITY.md SUPPORT.md UPGRADING_DEPENDENCIES.md WORKFLOW.md
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# SELinux policy
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%post selinux
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for selinuxvariant in %{selinux_variants}
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do
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/usr/sbin/semodule -s ${selinuxvariant} -i \
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%{_datadir}/selinux/${selinuxvariant}/grafana.pp &> /dev/null || :
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done
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/sbin/restorecon -RvF /usr/sbin/grafana-* &> /dev/null || :
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/sbin/restorecon -RvF /etc/grafana &> /dev/null || :
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/sbin/restorecon -RvF /var/log/grafana &> /dev/null || :
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/sbin/restorecon -RvF /var/lib/grafana &> /dev/null || :
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/sbin/restorecon -RvF /usr/libexec/grafana-pcp &> /dev/null || :
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/usr/sbin/semanage port -a -t grafana_port_t -p tcp 3000 &> /dev/null || :
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%postun selinux
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if [ $1 -eq 0 ] ; then
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/usr/sbin/semanage port -d -p tcp 3000 &> /dev/null || :
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for selinuxvariant in %{selinux_variants}
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do
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/usr/sbin/semodule -s ${selinuxvariant} -r grafana &> /dev/null || :
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done
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/sbin/restorecon -RvF /usr/sbin/grafana-* &> /dev/null || :
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/sbin/restorecon -RvF /etc/grafana &> /dev/null || :
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/sbin/restorecon -RvF /var/log/grafana &> /dev/null || :
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/sbin/restorecon -RvF /var/lib/grafana &> /dev/null || :
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/sbin/restorecon -RvF /usr/libexec/grafana-pcp &> /dev/null || :
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fi
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%files selinux
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%defattr(-,root,root,0755)
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%doc SELinux/*
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%{_datadir}/selinux/*/grafana.pp
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%changelog
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* Fri Dec 1 2023 Sam Feifer <sfeifer@redhat.com> 9.2.10-12
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- Resolves RHEL-7503
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- Adds a selinux policy for grafana
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- Resolves RHEL-12650
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- fix CVE-2023-39325 CVE-2023-44487 rapid stream resets can cause excessive work
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* Fri Jul 21 2023 Stan Cox <scox@redhat.com> 9.2.10-6
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- Add /usr/share/grafana to systemd-sysusers --replace
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177
grafana.te
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177
grafana.te
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policy_module(grafana, 1.0.4)
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########################################
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#
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# Declarations
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#
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#permissive grafana_t;
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## <desc>
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## <p>
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## Allow grafana to be used with a reverse proxy
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## </p>
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## </desc>
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gen_tunable(grafana_can_reverse_proxy, false)
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## <desc>
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## <p>
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## Allow grafana to connect to elasticsearch's default tcp port of 9200
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## </p>
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## </desc>
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gen_tunable(grafana_can_tcp_connect_elasticsearch_port, false)
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## <desc>
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## <p>
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## Allow grafana to connect to mysql's default tcp port of 3306
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## </p>
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## </desc>
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gen_tunable(grafana_can_tcp_connect_mysql_port, false)
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## <desc>
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## <p>
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## Allow grafana to connect to prometheus' default tcp port of 9090
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## </p>
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## </desc>
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gen_tunable(grafana_can_tcp_connect_prometheus_port, false)
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type grafana_t;
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type grafana_exec_t;
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init_daemon_domain(grafana_t, grafana_exec_t)
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init_nnp_daemon_domain(grafana_t)
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type grafana_unit_file_t;
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systemd_unit_file(grafana_unit_file_t)
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type grafana_conf_t;
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files_config_file(grafana_conf_t)
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type grafana_db_t;
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files_config_file(grafana_db_t)
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type grafana_tmp_t;
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files_tmp_file(grafana_tmp_t)
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type grafana_tmpfs_t;
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files_tmpfs_file(grafana_tmpfs_t)
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type grafana_log_t;
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logging_log_file(grafana_log_t)
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type grafana_var_run_t;
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files_pid_file(grafana_var_run_t)
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type grafana_var_lib_t;
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files_type(grafana_var_lib_t)
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type grafana_port_t;
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corenet_port(grafana_port_t)
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type grafana_pcp_exec_t;
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corecmd_executable_file(grafana_pcp_exec_t)
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can_exec(grafana_t, grafana_pcp_exec_t)
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# Ports 32768-60999 (pcp port is 44322)
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corenet_tcp_connect_all_ephemeral_ports(grafana_t)
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grafana_exec(grafana_t)
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########################################
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#
|
||||
# grafana local policy
|
||||
#
|
||||
allow grafana_t self:tcp_socket create_stream_socket_perms;
|
||||
allow grafana_t self:udp_socket create_stream_socket_perms;
|
||||
allow grafana_t self:unix_dgram_socket create_socket_perms;
|
||||
|
||||
allow grafana_t grafana_port_t:tcp_socket { name_bind name_connect };
|
||||
|
||||
allow grafana_t self:unix_stream_socket connectto;
|
||||
|
||||
allow grafana_t self:netlink_route_socket { create bind getattr nlmsg_read };
|
||||
|
||||
optional_policy(`
|
||||
require {
|
||||
type smtp_port_t;
|
||||
class tcp_socket { name_connect };
|
||||
}
|
||||
allow grafana_t smtp_port_t:tcp_socket name_connect;
|
||||
')
|
||||
|
||||
optional_policy(`
|
||||
require {
|
||||
type usr_t;
|
||||
class file { execute execute_no_trans };
|
||||
}
|
||||
allow grafana_t usr_t:file { execute execute_no_trans };
|
||||
')
|
||||
|
||||
manage_dirs_pattern(grafana_t, grafana_conf_t, grafana_conf_t)
|
||||
manage_files_pattern(grafana_t, grafana_conf_t, grafana_conf_t)
|
||||
|
||||
manage_dirs_pattern(grafana_t, grafana_db_t, grafana_db_t)
|
||||
manage_files_pattern(grafana_t, grafana_db_t, grafana_db_t)
|
||||
|
||||
manage_dirs_pattern(grafana_t, grafana_tmp_t, grafana_tmp_t)
|
||||
manage_files_pattern(grafana_t, grafana_tmp_t, grafana_tmp_t)
|
||||
manage_sock_files_pattern(grafana_t, grafana_tmp_t, grafana_tmp_t)
|
||||
files_tmp_filetrans(grafana_t, grafana_tmp_t, { dir file sock_file })
|
||||
|
||||
manage_dirs_pattern(grafana_t, grafana_tmpfs_t, grafana_tmpfs_t)
|
||||
manage_files_pattern(grafana_t, grafana_tmpfs_t, grafana_tmpfs_t)
|
||||
fs_tmpfs_filetrans(grafana_t, grafana_tmpfs_t, {dir file})
|
||||
|
||||
manage_dirs_pattern(grafana_t, grafana_log_t, grafana_log_t)
|
||||
manage_files_pattern(grafana_t, grafana_log_t, grafana_log_t)
|
||||
logging_log_filetrans(grafana_t, grafana_log_t, { dir file })
|
||||
|
||||
manage_dirs_pattern(grafana_t, grafana_var_run_t, grafana_var_run_t)
|
||||
manage_files_pattern(grafana_t, grafana_var_run_t, grafana_var_run_t)
|
||||
files_pid_filetrans(grafana_t, grafana_var_run_t, { dir file })
|
||||
|
||||
manage_dirs_pattern(grafana_t, grafana_var_lib_t, grafana_var_lib_t)
|
||||
manage_files_pattern(grafana_t, grafana_var_lib_t, grafana_var_lib_t)
|
||||
manage_lnk_files_pattern(grafana_t, grafana_var_lib_t, grafana_var_lib_t)
|
||||
files_var_lib_filetrans(grafana_t, grafana_var_lib_t, { dir file })
|
||||
|
||||
|
||||
corenet_tcp_connect_http_port(grafana_t)
|
||||
corenet_tcp_bind_generic_node(grafana_t)
|
||||
|
||||
kernel_dgram_send(grafana_t)
|
||||
kernel_read_net_sysctls(grafana_t)
|
||||
kernel_read_system_state(grafana_t)
|
||||
|
||||
auth_read_passwd(grafana_t)
|
||||
|
||||
dev_read_sysfs(grafana_t)
|
||||
|
||||
sysnet_read_config(grafana_t)
|
||||
|
||||
logging_send_syslog_msg(grafana_t)
|
||||
|
||||
miscfiles_read_generic_certs(grafana_t)
|
||||
|
||||
tunable_policy(`grafana_can_reverse_proxy',`
|
||||
gen_require(`
|
||||
type httpd_t;
|
||||
')
|
||||
|
||||
connect_grafana_port(httpd_t) # Reverse proxy support
|
||||
corenet_tcp_connect_http_port(grafana_t)
|
||||
')
|
||||
|
||||
tunable_policy(`grafana_can_tcp_connect_elasticsearch_port',` # Elasticsearch default tcp port 9200
|
||||
corenet_tcp_connect_wap_wsp_port(grafana_t)
|
||||
')
|
||||
|
||||
tunable_policy(`grafana_can_tcp_connect_mysql_port',` # Mysql default tcp port 3306
|
||||
corenet_tcp_connect_mysqld_port(grafana_t)
|
||||
')
|
||||
|
||||
tunable_policy(`grafana_can_tcp_connect_prometheus_port',` # Prometheus default tcp port 9090
|
||||
corenet_tcp_connect_websm_port(grafana_t)
|
||||
')
|
||||
|
||||
optional_policy(`
|
||||
systemd_private_tmp(grafana_tmp_t)
|
||||
')
|
||||
Loading…
Reference in New Issue
Block a user