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T550 Bootguard Check

#45Openlebakassemmerl 创建于 2025-07-04
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lebakassemmerlcommented
Hi! I ran your script and got the following (not very promising) output on my T550 Thinkpad: CPU-Infos: ```sh user@intelmetool$ lscpu Architektur: x86_64 CPU Operationsmodus: 32-bit, 64-bit Adressgrößen: 39 bits physical, 48 bits virtual Byte-Reihenfolge: Little Endian CPU(s): 4 Liste der Online-CPU(s): 0-3 Anbieterkennung: GenuineIntel Modellname: Intel(R) Core(TM) i5-5200U CPU @ 2.20GHz Prozessorfamilie: 6 Modell: 61 Thread(s) pro Kern: 2 Kern(e) pro Sockel: 2 Sockel: 1 Stepping: 4 Skalierung der CPU(s): 85% Maximale Taktfrequenz der CPU: 2700,0000 Minimale Taktfrequenz der CPU: 500,0000 BogoMIPS: 4389,60 Markierungen: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush d ts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc cpuid aperfmperf pni pc lmulqdq dtes64 monitor ds_cpl vmx est tm2 ssse3 sdbg fma cx16 xtpr pdcm pcid sse4 _1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand lahf_l m abm 3dnowprefetch cpuid_fault epb pti ssbd ibrs ibpb stibp tpr_shadow flexprior ity ept vpid ept_ad fsgsbase tsc_adjust bmi1 avx2 smep bmi2 erms invpcid rdseed a dx smap intel_pt xsaveopt dtherm ida arat pln pts vnmi md_clear flush_l1d Virtualisierungsfunktionen: Virtualisierung: VT-x Caches (Gesamtsumme): L1d: 64 KiB (2 Instanzen) L1i: 64 KiB (2 Instanzen) L2: 512 KiB (2 Instanzen) L3: 3 MiB (1 Instanz) NUMA: NUMA-Knoten: 1 NUMA-Knoten0 CPU(s): 0-3 Schwachstellen: Gather data sampling: Not affected Ghostwrite: Not affected Indirect target selection: Not affected Itlb multihit: KVM: Mitigation: Split huge pages L1tf: Mitigation; PTE Inversion; VMX conditional cache flushes, SMT vulnerable Mds: Mitigation; Clear CPU buffers; SMT vulnerable Meltdown: Mitigation; PTI Mmio stale data: Unknown: No mitigations Reg file data sampling: Not affected Retbleed: Not affected Spec rstack overflow: Not affected Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Spectre v2: Mitigation; Retpolines; IBPB conditional; IBRS_FW; STIBP conditional; RSB filling ; PBRSB-eIBRS Not affected; BHI Not affected Srbds: Mitigation; Microcode Tsx async abort: Not affected ``` Intel ME infos / ouptut of your script: ```sh user@intelmetool$ sudo lsmod | grep msr intel_rapl_msr 20480 0 intel_rapl_common 53248 1 intel_rapl_msr ``` ```sh user@intelmetool$ sudo ./intelmetool -b Bad news, you have a `Wildcat Point-LP LPC Controller` so you have ME hardware on board and you can't control or disable it, continuing... MEI found: [8086:9cba] Wildcat Point-LP MEI Controller #1 ME Status : 0x1e000245 ME Status 2 : 0x6900a306 ME: FW Partition Table : OK ME: Bringup Loader Failure : NO ME: Firmware Init Complete : YES ME: Manufacturing Mode : NO ME: Boot Options Present : NO ME: Update In Progress : NO ME: Current Working State : Normal ME: Current Operation State : M0 with UMA ME: Current Operation Mode : Normal ME: Error Code : No Error ME: Progress Phase : Host Communication ME: Power Management Event : Non-power cycle reset ME: Progress Phase State : Host communication established ME: Extend SHA-256: b9bec4b85de384773cd609104ddedb768bbfcbe8601fde0e20d48d25151e9ddf ME: timeout waiting for data: expected 8, available 0 ME: GET FW VERSION message failed Bad news, you have a `Wildcat Point-LP LPC Controller` so you have ME hardware on board and you can't control or disable it, continuing... Boot Guard MSR Output : 0x300000051 Measured boot : OFF Verified boot : ON FACB in FPFs : ON Module revoked : OFF NEM enabled : ON Verified boot is enabled and ACM has enabled Cache-As-RAM. You can't flash other firmware! ``` I hope this helps in some way. If you need any additional infos about my setup, please let me know.
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