spectre-meltdown-checker
Spectre and Meltdown mitigation detection tool. More information: https://manned.org/spectre-meltdown-checker.
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Check the currently running kernel for Spectre or Meltdown:
sudo spectre-meltdown-checker
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Check the currently running kernel and show an explanation of the actions to take to mitigate a vulnerability:
sudo spectre-meltdown-checker --explain
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Check for specific variants (defaults to all):
sudo spectre-meltdown-checker --variant {{1|2|3|3a|4|l1tf|msbds|mfbds|mlpds|mdsum|taa|mcespc|srbds}}
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Display output using a specific output format:
sudo spectre-meltdown-checker --batch {{text|json|nrpe|prometheus|short}}
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Don't use the
/sys
interface even if present:
sudo spectre-meltdown-checker --no-sysfs
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Check a non-running kernel:
sudo spectre-meltdown-checker --kernel {{path/to/kernel_file}}
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