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diff --git a/docs/report/introduction/test_environment_sut_meltspec_tx2.rst b/docs/report/introduction/test_environment_sut_meltspec_tx2.rst new file mode 100644 index 0000000000..06a6921673 --- /dev/null +++ b/docs/report/introduction/test_environment_sut_meltspec_tx2.rst @@ -0,0 +1,141 @@ +Spectre and Meltdown Checks +^^^^^^^^^^^^^^^^^^^^^^^^^^^ + +Following section displays the output of a running shell script to tell if +system is vulnerable against the several "speculative execution" CVEs that were +made public in 2018. Script is available on `Spectre & Meltdown Checker Github +<https://github.com/speed47/spectre-meltdown-checker>`_. + +:: + + Spectre and Meltdown mitigation detection tool v0.44+ + + Checking for vulnerabilities on current system + Kernel is Linux 4.15.0-72-generic #81-Ubuntu SMP Tue Nov 26 12:21:09 UTC 2019 aarch64 + CPU is + + Hardware check + * CPU vulnerability to the speculative execution attack variants + * Affected by CVE-2017-5753 (Spectre Variant 1, bounds check bypass): YES + * Affected by CVE-2017-5715 (Spectre Variant 2, branch target injection): YES + * Affected by CVE-2017-5754 (Variant 3, Meltdown, rogue data cache load): NO + * Affected by CVE-2018-3640 (Variant 3a, rogue system register read): NO + * Affected by CVE-2018-3639 (Variant 4, speculative store bypass): YES + * Affected by CVE-2018-3615 (Foreshadow (SGX), L1 terminal fault): NO + * Affected by CVE-2018-3620 (Foreshadow-NG (OS), L1 terminal fault): NO + * Affected by CVE-2018-3646 (Foreshadow-NG (VMM), L1 terminal fault): NO + * Affected by CVE-2018-12126 (Fallout, microarchitectural store buffer data sampling (MSBDS)): NO + * Affected by CVE-2018-12130 (ZombieLoad, microarchitectural fill buffer data sampling (MFBDS)): NO + * Affected by CVE-2018-12127 (RIDL, microarchitectural load port data sampling (MLPDS)): NO + * Affected by CVE-2019-11091 (RIDL, microarchitectural data sampling uncacheable memory (MDSUM)): NO + * Affected by CVE-2019-11135 (ZombieLoad V2, TSX Asynchronous Abort (TAA)): NO + * Affected by CVE-2018-12207 (No eXcuses, iTLB Multihit, machine check exception on page size changes (MCEPSC)): NO + * Affected by CVE-2020-0543 (Special Register Buffer Data Sampling (SRBDS)): NO + + CVE-2017-5753 aka 'Spectre Variant 1, bounds check bypass' + * Mitigated according to the /sys interface: YES (Mitigation: __user pointer sanitization) + * Kernel has array_index_mask_nospec: NO + * Kernel has the Red Hat/Ubuntu patch: NO + * Kernel has mask_nospec64 (arm64): NO + * Kernel has array_index_nospec (arm64): NO + * Checking count of LFENCE instructions following a jump in kernel... NO (only 0 jump-then-lfence instructions found, should be >= 30 (heuristic)) + > STATUS: NOT VULNERABLE (Mitigation: __user pointer sanitization) + + CVE-2017-5715 aka 'Spectre Variant 2, branch target injection' + * Mitigated according to the /sys interface: NO (Vulnerable) + * Mitigation 1 + * Kernel is compiled with IBRS support: YES + * IBRS enabled and active: NO + * Kernel is compiled with IBPB support: NO + * IBPB enabled and active: NO + * Mitigation 2 + * Kernel has branch predictor hardening (arm): YES + * Kernel compiled with retpoline option: NO + > STATUS: NOT VULNERABLE (Branch predictor hardening mitigates the vulnerability) + + CVE-2017-5754 aka 'Variant 3, Meltdown, rogue data cache load' + * Mitigated according to the /sys interface: YES (Not affected) + * Kernel supports Page Table Isolation (PTI): YES + * PTI enabled and active: UNKNOWN (dmesg truncated, please reboot and relaunch this script) + * Reduced performance impact of PTI: NO (PCID/INVPCID not supported, performance impact of PTI will be significant) + * Running as a Xen PV DomU: NO + > STATUS: NOT VULNERABLE (your CPU vendor reported your CPU model as not vulnerable) + + CVE-2018-3640 aka 'Variant 3a, rogue system register read' + * CPU microcode mitigates the vulnerability: NO + > STATUS: NOT VULNERABLE (your CPU vendor reported your CPU model as not vulnerable) + + CVE-2018-3639 aka 'Variant 4, speculative store bypass' + * Mitigated according to the /sys interface: NO (Vulnerable) + * Kernel supports disabling speculative store bypass (SSB): YES (found in /proc/self/status) + * SSB mitigation is enabled and active: > STATUS: VULNERABLE (Your CPU doesn't support SSBD) + + CVE-2018-3615 aka 'Foreshadow (SGX), L1 terminal fault' + * CPU microcode mitigates the vulnerability: N/A + > STATUS: NOT VULNERABLE (your CPU vendor reported your CPU model as not vulnerable) + + CVE-2018-3620 aka 'Foreshadow-NG (OS), L1 terminal fault' + * Mitigated according to the /sys interface: YES (Not affected) + * Kernel supports PTE inversion: NO + * PTE inversion enabled and active: NO + > STATUS: NOT VULNERABLE (your CPU vendor reported your CPU model as not vulnerable) + + CVE-2018-3646 aka 'Foreshadow-NG (VMM), L1 terminal fault' + * Information from the /sys interface: Not affected + * This system is a host running a hypervisor: NO + * Mitigation 1 (KVM) + * EPT is disabled: N/A (the kvm_intel module is not loaded) + * Mitigation 2 + * L1D flush is supported by kernel: NO + * L1D flush enabled: NO + * Hardware-backed L1D flush supported: NO (flush will be done in software, this is slower) + * Hyper-Threading (SMT) is enabled: UNKNOWN + > STATUS: NOT VULNERABLE (your CPU vendor reported your CPU model as not vulnerable) + + CVE-2018-12126 aka 'Fallout, microarchitectural store buffer data sampling (MSBDS)' + * Mitigated according to the /sys interface: YES (Not affected) + * Kernel supports using MD_CLEAR mitigation: NO + * Kernel mitigation is enabled and active: NO + * SMT is either mitigated or disabled: NO + > STATUS: NOT VULNERABLE (your CPU vendor reported your CPU model as not vulnerable) + + CVE-2018-12130 aka 'ZombieLoad, microarchitectural fill buffer data sampling (MFBDS)' + * Mitigated according to the /sys interface: YES (Not affected) + * Kernel supports using MD_CLEAR mitigation: NO + * Kernel mitigation is enabled and active: NO + * SMT is either mitigated or disabled: NO + > STATUS: NOT VULNERABLE (your CPU vendor reported your CPU model as not vulnerable) + + CVE-2018-12127 aka 'RIDL, microarchitectural load port data sampling (MLPDS)' + * Mitigated according to the /sys interface: YES (Not affected) + * Kernel supports using MD_CLEAR mitigation: NO + * Kernel mitigation is enabled and active: NO + * SMT is either mitigated or disabled: NO + > STATUS: NOT VULNERABLE (your CPU vendor reported your CPU model as not vulnerable) + + CVE-2019-11091 aka 'RIDL, microarchitectural data sampling uncacheable memory (MDSUM)' + * Mitigated according to the /sys interface: YES (Not affected) + * Kernel supports using MD_CLEAR mitigation: NO + * Kernel mitigation is enabled and active: NO + * SMT is either mitigated or disabled: NO + > STATUS: NOT VULNERABLE (your CPU vendor reported your CPU model as not vulnerable) + + CVE-2019-11135 aka 'ZombieLoad V2, TSX Asynchronous Abort (TAA)' + * Mitigated according to the /sys interface: YES (Not affected) + * TAA mitigation is supported by kernel: YES (found tsx_async_abort in kernel image) + * TAA mitigation enabled and active: NO + > STATUS: NOT VULNERABLE (your CPU vendor reported your CPU model as not vulnerable) + + CVE-2018-12207 aka 'No eXcuses, iTLB Multihit, machine check exception on page size changes (MCEPSC)' + * Mitigated according to the /sys interface: YES (Not affected) + * This system is a host running a hypervisor: NO + * iTLB Multihit mitigation is supported by kernel: YES (found itlb_multihit in kernel image) + * iTLB Multihit mitigation enabled and active: NO + > STATUS: NOT VULNERABLE (your CPU vendor reported your CPU model as not vulnerable) + + CVE-2020-0543 aka 'Special Register Buffer Data Sampling (SRBDS)' + * SRBDS mitigation control is supported by the kernel: NO + * SRBDS mitigation control is enabled and active: NO (SRBDS not found in sysfs hierarchy) + > STATUS: NOT VULNERABLE (your CPU vendor reported your CPU model as not vulnerable) + + > SUMMARY: CVE-2017-5753:OK CVE-2017-5715:OK CVE-2017-5754:OK CVE-2018-3640:OK CVE-2018-3639:KO CVE-2018-3615:OK CVE-2018-3620:OK CVE-2018-3646:OK CVE-2018-12126:OK CVE-2018-12130:OK CVE-2018-12127:OK CVE-2019-11091:OK CVE-2019-11135:OK CVE-2018-12207:OK CVE-2020-0543:OK
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