bluetoothd does not need to execute mapped memory, or real-time
access, so block those.
---
src/bluetooth.service.in | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/src/bluetooth.service.in b/src/bluetooth.service.in
index 4daedef2a..f18801866 100644
--- a/src/bluetooth.service.in
+++ b/src/bluetooth.service.in
@@ -22,9 +22,15 @@ ProtectControlGroups=true
ReadWritePaths=@statedir@
ReadOnlyPaths=@confdir@
+# Execute Mappings
+MemoryDenyWriteExecute=true
+
# Privilege escalation
NoNewPrivileges=true
+# Real-time
+RestrictRealtime=true
+
[Install]
WantedBy=bluetooth.target
Alias=dbus-org.bluez.service
--
2.34.1