Accepting request 915053 from home:jsegitz:branches:systemdhardening:network:telephony

Automatic systemd hardening effort by the security team. This has not been tested. For details please see https://en.opensuse.org/openSUSE:Security_Features#Systemd_hardening_effort

OBS-URL: https://build.opensuse.org/request/show/915053
OBS-URL: https://build.opensuse.org/package/show/network:telephony/coturn?expand=0&rev=19

coturn.changes

@@ -1,3 +1,12 @@
+-------------------------------------------------------------------
+Mon Aug 30 11:55:53 UTC 2021 - Johannes Segitz <jsegitz@suse.com>
+
+- Added hardening to systemd service(s). Added patch(es):
+  * harden_coturn.service.patch
+  Modified:
+  * coturn.service
+  * coturn@.service
+
 -------------------------------------------------------------------
 Mon Jan 11 10:27:20 UTC 2021 - Johannes Weberhofer <jweberhofer@weberhofer.at>
 

coturn.service

@@ -44,6 +44,10 @@ RemoveIPC=yes
 RestrictAddressFamilies=AF_INET AF_INET6 AF_UNIX
 RestrictNamespaces=yes
 RestrictSUIDSGID=yes
+# added automatically, for details please see
+# https://en.opensuse.org/openSUSE:Security_Features#Systemd_hardening_effort
+RestrictRealtime=true
+# end of automatic additions 
 SystemCallArchitectures=native
 SystemCallFilter=~@clock @debug @module @mount @raw-io @reboot @swap @privileged @resources @cpu-emulation @obsolete
 

coturn.spec

@@ -40,6 +40,7 @@ Source6:        %{name}.firewalld
 Source7:        README.SUSE
 Source8:        %{name}-apparmor-usr.bin.turnserver
 Source9:        %{name}@.service
+Patch0:         harden_coturn.service.patch
 BuildRequires:  fdupes
 BuildRequires:  firewall-macros
 BuildRequires:  libevent-devel >= 2.0.0

coturn@.service

@@ -44,6 +44,10 @@ RemoveIPC=yes
 RestrictAddressFamilies=AF_INET AF_INET6 AF_UNIX
 RestrictNamespaces=yes
 RestrictSUIDSGID=yes
+# added automatically, for details please see
+# https://en.opensuse.org/openSUSE:Security_Features#Systemd_hardening_effort
+RestrictRealtime=true
+# end of automatic additions 
 SystemCallArchitectures=native
 SystemCallFilter=~@clock @debug @module @mount @raw-io @reboot @swap @privileged @resources @cpu-emulation @obsolete
 

harden_coturn.service.patch

@@ -0,0 +1,23 @@
+Index: coturn-4.5.2/examples/etc/coturn.service
+===================================================================
+--- coturn-4.5.2.orig/examples/etc/coturn.service
++++ coturn-4.5.2/examples/etc/coturn.service
+@@ -15,6 +15,18 @@ ExecStart=/usr/bin/turnserver -c /etc/tu
+ Restart=on-failure
+ InaccessibleDirectories=/home
+ PrivateTmp=yes
++# added automatically, for details please see
++# https://en.opensuse.org/openSUSE:Security_Features#Systemd_hardening_effort
++ProtectSystem=full
++ProtectHome=true
++ProtectHostname=true
++ProtectClock=true
++ProtectKernelTunables=true
++ProtectKernelModules=true
++ProtectKernelLogs=true
++ProtectControlGroups=true
++RestrictRealtime=true
++# end of automatic additions 
+ 
+ [Install]
+ WantedBy=multi-user.target