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2018?N?̔N?????????ɁACPU?ƊE?Ŕ????????uSpectre?v?uMeltdown?v???BGoogle?̃`?[???Ȃǂ????N1??3???ɕ????????A??????i?????????j???č??????????̂́A????J?????ɂ?ė????????????߂?????B?{?e?ł́A??v?x???_?[???p?ӂ????ŐV?̑???ƁA???܂ЂƂ?????ɂ????u?????\???v?u???@?I???s?v?u?f?[?^?L???b?V???v?ɐƎ㐫??????ł??????R?????????B
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?@2018?N1??3???A?????̌????ҁi??ʂɂ??̒????Ƒ???哱????Google Project Zero???L???????A???ɂ????Ă̑?w?A?????@?ցA?????????[?J?[?ɏ??????錤???҂??A???ŕ????쐬???Ă???j????3??ނ?CPU?Ǝ?i???????Ⴍ?j???Ɋւ???????J???ꂽ?B???̕Ŋm?F???ꂽ?Ǝ㐫?̎?ނƂ??̖??́i???ʐƎ㐫???ʎq??CVE??Google Project Zero?̕??Ŗ??t????Variant?i???o?[?j?A?????āA???ƂȂ鋓???ƐƎ㐫?̋N???ƂȂ?Z?p?A??͈ȉ??̂悤?ɂȂ?B
| CVE | Variant?i???o?[ | ???ʖ??? | ???ƂȂ鋓?? | ?N???ƂȂ?Z?p | ?? |
|---|---|---|---|---|---|
| CVE-2017-5753 | Variant1 | Spectre | ???????A?N?Z?X???E?`?F?b?N?̉?? | CPU?̓??@?I???s??OS?ɂ??J?[?l?????????̈?̃A?N?Z?X?@?\ | ?A?v???P?[?V?????̍X?V |
| CVE-2017-5715 | Variant2 | Spectre | ????惁?????A?h???X?̕s?????? | ????CPU?܂??͉??zCPU?Ɏ????????????\???Z?p?ŗ??p???镪??^?[?Q?b?g?o?b?t?@?iBTB?FBranch Target Buffer?j?ƃu???E?U?A?v???????s????JavaScript?Ȃǂɂ??J?[?l?????????̈?ւ̃A?N?Z?X | ?A?v???P?[?V?????̍X?V |
| CVE-2017-5753 | Variant3 | Meltdown | ?f?[?^?L???b?V???̕s???ǂݍ??? | CPU?̓??@?I???s?@?\?ƃ??[?U?[?v???O?????̑g?ݍ??킹?ɂ??J?[?l?????????̈?ւ̃A?N?Z?X | OS?̍X?V |
?摜?̓C???[?W?ł??@1??3???̕????J?????A?e??????CPU???Ȃ?ł???̂??A?ǂ̂悤?Ȗ?肪?N???Ăǂ̂悤?ȉe????????̂??A?ǂ̂悤?ȑ?????Ȃ???Ȃ?Ȃ??̂??Ȃǂɂ??đ????̏?????i?????????j???A??????????Ԃ????????B???????A1?????{?̎??_?ł́AIntel?AAMD?AArm?ANVIDIA?Ƃ?????CPU??GPU?̎?v?x???_?[??AOS?x???_?[??Google?AMicrosoft?AApple?A????ɂ́APC??f?o?C?X?x???_?[?ȂǑ????̊?Ƃ??A???̖??ɑ???Ή????????ɔ??\???Ă???B
?@???̋L???ł́A???̖??ɂ????ė?ÂɌ??????????߂̏????A???????\????ɂ܂Ƃ߂ďЉ??B???̎??_?̓G???h???[?U?[?ɋ߂??Ƃ???A???Ȃ킿???[?U?[?????{???ׂ???Ɋւ??ďЉ?A???ŁA???݂܂łɊm?F????Ă???CPU??V?X?e???ɑ??鏈???\?͂ւ̉e???A?uMeltdown?v?uSpectre?v?Ƃ͉??Ȃ̂??A?Ǝ㐫?????ޗ??R?ƂȂ???CP?̓??@?I???s?ƕ????\???A?J?[?l???̃??????̈?ɂ?????????Ƃ͉??Ȃ̂??????????B
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?@1??16???܂łɁA?uMeltdown?v?uSpectre?v?Ɋւ??ă??[?U?[?ɑ????̓I?ȑ???????ɔ??\?????x???_?[?̂????A???ƃ????N?𑽐??p?ӂ??ă|?[?^???Ƃ??Ă????p?ł???Web?y?[?W???ȉ??ɏЉ??B
Microsoft
?@?uProtect your Windows devices against Spectre and Meltdown?v?ɂ́A??̂??߂ɍs???X?V??Ƃ̎菇?iWhat steps should I take to protect my devices??j??A?X?V???W???[????Windows Update?ŗp?ӂł???Windows?̃o?[?W??????KB?i???o?[?̃??X?g?iJanuary 2018 Windows operation system update schedule?j?AOEM?x???_?[???p?ӂ?????ς݃p?b?`?ւ̃????N?iList of OEM?^Server device manufacturers?j?A?????āAIntel?AArm?AAMD?ANVIDIA?Ƃ???????v?????̃x???_?[?̃Z?L?????e?B????Web?y?[?W?ւ̃????N??Microsoft?̊e???i?ɗp?ӂ???????ւ̃????N?iResource?j??p?ӂ??Ă???B
?@???i?x???_?[?̃????N?ɂ́A???{?ɊW????x?m?ʁA?p?i?\?j?b?N?A???ŁAVAIO?A?????āA?O???x???_?[?Ń??[?U?[??????Apple?AAcer?AASUS?ADell?AHP?ALenovo?ASurface?iMicrosoft?j?Ȃǂ͂???B
?@?Ȃ??AWindows???ɂ?????X?V??Ƃ̎菇?ł́A?ꕔ?̃Z?L?????e?B??\?t?g?E?F?A?Ŗ?肪???????邱?Ƃ????????Ă???A?ʏ??Windows Update?K?p?̑O?ɁA?\?t?g?E?F?A?x???_?[??????p?b?`??K?p????悤?Ɍx?????Ă???B
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