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| spectre_and_meltdown_fixes_-_release_dates_for_linux_distros [09.04.2018 17:21] – [Understanding the release notes] Pascal Suter | spectre_and_meltdown_fixes_-_release_dates_for_linux_distros [10.04.2018 05:52] – [Understanding the microcode release notes] Pascal Suter |
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| * ''06-4e-03'' is actually the most useful part, it tells you what cpu that is in cpu-family, model and stepping. you can get this information from ''/proc/cpuinfo'' with this command: <code> | * ''06-4e-03'' is actually the most useful part, it tells you what cpu that is in cpu-family, model and stepping. you can get this information from ''/proc/cpuinfo'' with this command: <code> |
| grep -P "^(cpu family)|(model\s*:)|(stepping)" /proc/cpuinfo | tail -3 | grep -P "^(cpu family)|(model\s*:)|(stepping)" /proc/cpuinfo | tail -3 |
| </code>. ''06'' is the family, ''4e'' is the stepping in HEX format (use google or a scientific calculator to convert if you are lazy :)) and ''03'' is the stepping. | </code>. ''06'' is the family, ''4e'' is the model in HEX format (use google or a scientific calculator to convert if you are lazy :)) and ''03'' is the stepping. |
| * the last part ''ba->c2'' is the relevant part of the version number that changed. For this specific Skylake CPU the Spectre Patch is supposed to be in releases ''0xc2'' or newer, so this one here contains the patch. Sadly the list with all these releases is under NDA, so i can't share it here. But in general you can expect everything that is released starting with the current package to have the fix in place. | * the last part ''ba->c2'' is the relevant part of the version number that changed. For this specific Skylake CPU the Spectre Patch is supposed to be in releases ''0xc2'' or newer, so this one here contains the patch. Sadly the list with all these releases is under NDA, so i can't share it here. But in general you can expect everything that is released starting with the current package to have the fix in place. |
| * by the way, ''06-4e-03'' is also the filename of that microcode. | * by the way, ''06-4e-03'' is also the filename of that microcode. |