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fix: enhance service security with systemd hardening #206

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fix: enhance service security with systemd hardening #206

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24 changes: 24 additions & 0 deletions src/dde-update/misc/[email protected]
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Original file line number Diff line number Diff line change
Expand Up @@ -7,3 +7,27 @@ ExecStart=/usr/libexec/deepin-update-ui/copy-update-log.sh %i
User=root
StandardOutput=journal
StandardError=journal

# Security hardening
NoNewPrivileges=yes
# ProtectSystem=true
ProtectKernelModules=yes
RestrictRealtime=yes

# Phase 1: High priority security configurations (immediate implementation)
ProtectKernelTunables=yes
ProtectClock=yes
MemoryDenyWriteExecute=yes
RestrictSUIDSGID=yes

# Phase 2: Medium priority security configurations (implement after testing)
PrivateDevices=yes
PrivateIPC=yes

# Phase 3: Additional security configurations
# PrivateTmp=yes # 注释掉：服务需要访问 /tmp/deepin-update-ui
ProtectControlGroups=yes
ProtectHostname=yes
LockPersonality=yes
RestrictNamespaces=yes
# RestrictAddressFamilies=AF_UNIX AF_INET AF_INET6 # 注释掉：可能影响D-Bus通信