{"id":30014,"date":"2019-10-31T21:33:12","date_gmt":"2019-10-31T18:33:12","guid":{"rendered":"https:\/\/prohoster.info\/blog\/amd-podtverdila-chto-eyo-protsessory-ne-podverzheny-uyazvimosti-spoiler\/"},"modified":"2019-10-31T21:33:12","modified_gmt":"2019-10-31T18:33:12","slug":"amd-podtverdila-chto-eyo-protsessory-ne-podverzheny-uyazvimosti-spoiler","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/amd-podtverdila-chto-eyo-protsessory-ne-podverzheny-uyazvimosti-spoiler","title":{"rendered":"AMD potvrdila, \u017ee jej\u00ed procesory nejsou n\u00e1chyln\u00e9 k zranitelnosti Spoiler","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Na za\u010d\u00e1tku tohoto m\u011bs\u00edce se objevila informace o nalezen\u00ed nov\u00e9 kritick\u00e9 zranitelnosti v procesorech Intel, kter\u00e1 byla nazv\u00e1na \u201eSpoiler\u201c. Odborn\u00edci, kte\u0159\u00ed objevili probl\u00e9m, uvedli, \u017ee procesory AMD a ARM nejsou touto zranitelnost\u00ed ohro\u017eeny. Nyn\u00ed spole\u010dnost AMD potvrdila, \u017ee d\u00edky architektonick\u00fdm vlastnostem Spoiler nep\u0159edstavuje hrozbu pro jej\u00ed procesory.<\/p>\n

\"AMD<\/p>\n

Stejn\u011b jako v p\u0159\u00edpad\u011b zranitelnost\u00ed Spectre a Meltdown le\u017e\u00ed nov\u00fd probl\u00e9m v implementaci mechanism\u016f spekulativn\u00edho vykon\u00e1v\u00e1n\u00ed p\u0159\u00edkaz\u016f v procesorech Intel. V \u010dipech AMD je tento mechanismus implementov\u00e1n jinak, p\u0159i\u010dem\u017e je pou\u017eit jin\u00fd p\u0159\u00edstup k \u0159\u00edzen\u00ed operac\u00ed v opera\u010dn\u00ed pam\u011bti a cache. P\u0159esn\u011bji \u0159e\u010deno, Spoiler m\u016f\u017ee z\u00edskat p\u0159\u00edstup k \u010d\u00e1ste\u010dn\u00fdm informac\u00edm o adrese (nad 11 bit\u016f adresy) b\u011bhem na\u010d\u00edtac\u00edch operac\u00ed. Procesory AMD nepou\u017e\u00edvaj\u00ed \u010d\u00e1ste\u010dn\u00e9 shody adres nad 11 bit\u016f adresy p\u0159i \u0159e\u0161en\u00ed konflikt\u016f na\u010d\u00edt\u00e1n\u00ed.<\/p>\n

\"AMD<\/p>\n

Je d\u016fle\u017eit\u00e9 poznamenat, \u017ee a\u010dkoliv Spoiler, podobn\u011b jako Spectre, spol\u00e9h\u00e1 na mechanismus spekulativn\u00edho vykon\u00e1v\u00e1n\u00ed p\u0159\u00edkaz\u016f, nelze novou zranitelnost uzav\u0159\u00edt existuj\u00edc\u00edmi \u201ez\u00e1platami\u201c proti p\u0159edchoz\u00edm exploit\u016fm. To znamen\u00e1, \u017ee aktu\u00e1ln\u00ed procesory Intel pot\u0159ebuj\u00ed nov\u00e9 z\u00e1platy, kter\u00e9 mohou znovu ovlivnit v\u00fdkon \u010dip\u016f. A v budoucnu bude od Intelu samoz\u0159ejm\u011b vy\u017eadov\u00e1na n\u00e1prava na \u00farovni architektury. Spole\u010dnost AMD v\u0161ak podobn\u00e9 kroky podnikat nebude.<\/p>\n

\"AMD<\/p>\n

Na z\u00e1v\u011br si p\u0159ipome\u0148me, \u017ee Spoiler se t\u00fdk\u00e1 v\u0161ech procesor\u016f Intel, po\u010d\u00ednaje \u010dipy Core prvn\u00ed generace a kon\u010de aktu\u00e1ln\u00edmi Coffee Lake Refresh, stejn\u011b jako je\u0161t\u011b nevydan\u00fdmi Cascade Lake a Ice Lake. I kdy\u017e byla samotn\u00e1 Intel o probl\u00e9mu informov\u00e1na ji\u017e na za\u010d\u00e1tku prosince lo\u0148sk\u00e9ho roku a od okam\u017eiku ve\u0159ejn\u00e9ho ozn\u00e1men\u00ed Spoiler uplynulo ji\u017e v\u00edce ne\u017e deset dn\u00ed, spole\u010dnost Intel dosud nep\u0159edstavila mo\u017en\u00e9 varianty \u0159e\u0161en\u00ed probl\u00e9mu a ani nevydala ofici\u00e1ln\u00ed prohl\u00e1\u0161en\u00ed k t\u00e9to z\u00e1le\u017eitosti.<\/p>\n

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Zdroj: 3dnews.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u0420\u0430\u043d\u0435\u0435 \u0432 \u044d\u0442\u043e\u043c \u043c\u0435\u0441\u044f\u0446\u0435 \u0441\u0442\u0430\u043b\u043e \u0438\u0437\u0432\u0435\u0441\u0442\u043d\u043e \u043e\u0431 \u043e\u0431\u043d\u0430\u0440\u0443\u0436\u0435\u043d\u0438\u0438 \u043d\u043e\u0432\u043e\u0439 \u043a\u0440\u0438\u0442\u0438\u0447\u0435\u0441\u043a\u043e\u0439 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u0432 \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0440\u0430\u0445 Intel, \u043a\u043e\u0442\u043e\u0440\u0430\u044f \u043f\u043e\u043b\u0443\u0447\u0438\u043b\u0430 \u043d\u0430\u0437\u0432\u0430\u043d\u0438\u0435 \u00abSpoiler\u00bb. \u0412\u044b\u044f\u0432\u0438\u0432\u0448\u0438\u0435 \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u0443 \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u0438\u0441\u0442\u044b \u0441\u043e\u043e\u0431\u0449\u0438\u043b\u0438, \u0447\u0442\u043e \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0440\u044b AMD \u0438 ARM \u043d\u0435 \u0432\u043e\u0441\u043f\u0440\u0438\u0438\u043c\u0447\u0438\u0432\u044b \u043a \u043d\u0435\u0439. \u0422\u0435\u043f\u0435\u0440\u044c \u0436\u0435 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u044f AMD \u043f\u043e\u0434\u0442\u0432\u0435\u0440\u0434\u0438\u043b\u0430, \u0447\u0442\u043e \u0431\u043b\u0430\u0433\u043e\u0434\u0430\u0440\u044f \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u043d\u044b\u043c \u043e\u0441\u043e\u0431\u0435\u043d\u043d\u043e\u0441\u0442\u044f\u043c Spoiler \u043d\u0435 \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 \u0443\u0433\u0440\u043e\u0437\u044b \u0434\u043b\u044f \u0435\u0451 \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0440\u043e\u0432. \u041a\u0430\u043a \u0438 \u0432 \u0441\u043b\u0443\u0447\u0430\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439 Spectre \u0438 Meltdown, […]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-30014","post","type-post","status-publish","format-standard","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\n","aioseo_head_json":{"title":"\ud83e\udd47AMD potvrdila, \u017ee jej\u00ed procesory nejsou vystaveny zranitelnosti Spoiler | ProHoster","description":"Na za\u010d\u00e1tku tohoto m\u011bs\u00edce se objevila informace o nalezen\u00ed nov\u00e9 kritick\u00e9 zranitelnosti v procesorech Intel, kter\u00e1 byla nazv\u00e1na \u201eSpoiler\u201c.","canonical_url":"https:\/\/prohoster.info\/cs\/blog\/amd-podtverdila-chto-eyo-protsessory-ne-podverzheny-uyazvimosti-spoiler","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"cs_CZ","og:site_name":"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b","og:type":"article","og:title":"\ud83e\udd47AMD \u043f\u043e\u0434\u0442\u0432\u0435\u0440\u0434\u0438\u043b\u0430, \u0447\u0442\u043e \u0435\u0451 \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0440\u044b \u043d\u0435 \u043f\u043e\u0434\u0432\u0435\u0440\u0436\u0435\u043d\u044b \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 Spoiler | 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