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diff --git a/docs/report/introduction/environment/sut_meltspec_snr.rst b/docs/report/introduction/environment/sut_meltspec_snr.rst new file mode 100644 index 0000000000..0697b27c03 --- /dev/null +++ b/docs/report/introduction/environment/sut_meltspec_snr.rst @@ -0,0 +1,131 @@ +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 v0.45 + + Checking for vulnerabilities on current system + Kernel is Linux 5.15.0-46-generic #49-Ubuntu SMP Thu Aug 4 18:03:25 UTC 2022 x86_64 + CPU is Intel Atom(R) P5362 processor + + Hardware check + * Hardware support (CPU microcode) for mitigation techniques + * Indirect Branch Restricted Speculation (IBRS) + * SPEC_CTRL MSR is available: YES + * CPU indicates IBRS capability: YES (SPEC_CTRL feature bit) + * Indirect Branch Prediction Barrier (IBPB) + * CPU indicates IBPB capability: YES (SPEC_CTRL feature bit) + * Single Thread Indirect Branch Predictors (STIBP) + * SPEC_CTRL MSR is available: YES + * CPU indicates STIBP capability: YES (Intel STIBP feature bit) + * Speculative Store Bypass Disable (SSBD) + * CPU indicates SSBD capability: YES (Intel SSBD) + * L1 data cache invalidation + * CPU indicates L1D flush capability: YES (L1D flush feature bit) + * Microarchitectural Data Sampling + * VERW instruction is available: YES (MD_CLEAR feature bit) + * Indirect Branch Predictor Controls + * Indirect Predictor Disable feature is available: NO + * Bottomless RSB Disable feature is available: NO + * BHB-Focused Indirect Predictor Disable feature is available: NO + * Enhanced IBRS (IBRS_ALL) + * CPU indicates ARCH_CAPABILITIES MSR availability: YES + * ARCH_CAPABILITIES MSR advertises IBRS_ALL capability: YES + * CPU explicitly indicates not being affected by Meltdown/L1TF (RDCL_NO): YES + * CPU explicitly indicates not being affected by Variant 4 (SSB_NO): NO + * CPU/Hypervisor indicates L1D flushing is not necessary on this system: YES + * Hypervisor indicates host CPU might be affected by RSB underflow (RSBA): NO + * CPU explicitly indicates not being affected by Microarchitectural Data Sampling (MDS_NO): YES + * CPU explicitly indicates not being affected by TSX Asynchronous Abort (TAA_NO): NO + * CPU explicitly indicates not being affected by iTLB Multihit (PSCHANGE_MSC_NO): YES + * CPU explicitly indicates having MSR for TSX control (TSX_CTRL_MSR): NO + * CPU supports Transactional Synchronization Extensions (TSX): NO + * CPU supports Software Guard Extensions (SGX): NO + * CPU supports Special Register Buffer Data Sampling (SRBDS): NO + * CPU microcode is known to cause stability problems: NO (family 0x6 model 0x86 stepping 0x7 ucode 0x4c000019 cpuid 0x80667) + * CPU microcode is the latest known available version: UNKNOWN (latest microcode version for your CPU model is unknown) + * 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): YES + * 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)): YES + * 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: usercopy/swapgs barriers and __user pointer sanitization) + > STATUS: UNKNOWN (/sys vulnerability interface use forced, but its not available!) + + CVE-2017-5715 aka Spectre Variant 2, branch target injection + * Mitigated according to the /sys interface: YES (Mitigation: Enhanced IBRS, IBPB: conditional, RSB filling) + > STATUS: VULNERABLE (IBRS+IBPB or retpoline+IBPB is needed to mitigate the vulnerability) + + CVE-2017-5754 aka Variant 3, Meltdown, rogue data cache load + * Mitigated according to the /sys interface: YES (Not affected) + * Running as a Xen PV DomU: NO + > STATUS: NOT VULNERABLE (your CPU vendor reported your CPU model as not affected) + + CVE-2018-3640 aka Variant 3a, rogue system register read + * CPU microcode mitigates the vulnerability: YES + > STATUS: NOT VULNERABLE (your CPU microcode mitigates the vulnerability) + + CVE-2018-3639 aka Variant 4, speculative store bypass + * Mitigated according to the /sys interface: YES (Mitigation: Speculative Store Bypass disabled via prctl and seccomp) + > STATUS: NOT VULNERABLE (Mitigation: Speculative Store Bypass disabled via prctl and seccomp) + + 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 affected) + + CVE-2018-3620 aka Foreshadow-NG (OS), L1 terminal fault + * Mitigated according to the /sys interface: YES (Not affected) + > STATUS: NOT VULNERABLE (your CPU vendor reported your CPU model as not affected) + + CVE-2018-3646 aka Foreshadow-NG (VMM), L1 terminal fault + * Information from the /sys interface: Not affected + > STATUS: NOT VULNERABLE (your CPU vendor reported your CPU model as not affected) + + CVE-2018-12126 aka Fallout, microarchitectural store buffer data sampling (MSBDS) + * Mitigated according to the /sys interface: YES (Not affected) + > STATUS: NOT VULNERABLE (your CPU vendor reported your CPU model as not affected) + + CVE-2018-12130 aka ZombieLoad, microarchitectural fill buffer data sampling (MFBDS) + * Mitigated according to the /sys interface: YES (Not affected) + > STATUS: NOT VULNERABLE (your CPU vendor reported your CPU model as not affected) + + CVE-2018-12127 aka RIDL, microarchitectural load port data sampling (MLPDS) + * Mitigated according to the /sys interface: YES (Not affected) + > STATUS: NOT VULNERABLE (your CPU vendor reported your CPU model as not affected) + + CVE-2019-11091 aka RIDL, microarchitectural data sampling uncacheable memory (MDSUM) + * Mitigated according to the /sys interface: YES (Not affected) + > STATUS: NOT VULNERABLE (your CPU vendor reported your CPU model as not affected) + + CVE-2019-11135 aka ZombieLoad V2, TSX Asynchronous Abort (TAA) + * Mitigated according to the /sys interface: YES (Not affected) + > STATUS: NOT VULNERABLE (your CPU vendor reported your CPU model as not affected) + + 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) + > STATUS: NOT VULNERABLE (Not affected) + + CVE-2020-0543 aka Special Register Buffer Data Sampling (SRBDS) + * Mitigated according to the /sys interface: YES (Not affected) + > STATUS: NOT VULNERABLE (your CPU vendor reported your CPU model as not affected) + + > SUMMARY: CVE-2017-5753:?? CVE-2017-5715:KO CVE-2017-5754:OK CVE-2018-3640:OK CVE-2018-3639:OK 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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