{"id":33826,"date":"2019-10-31T21:54:53","date_gmt":"2019-10-31T18:54:53","guid":{"rendered":"https:\/\/prohoster.info\/blog\/kompaniya-intel-opublikovala-svedeniya-o-novom-klasse-uyazvimostej\/"},"modified":"2019-10-31T21:54:53","modified_gmt":"2019-10-31T18:54:53","slug":"kompaniya-intel-opublikovala-svedeniya-o-novom-klasse-uyazvimostej","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sk\/blog\/news\/kompaniya-intel-opublikovala-svedeniya-o-novom-klasse-uyazvimostej","title":{"rendered":"Spolo\u010dnos\u0165 Intel zverejnila inform\u00e1cie o novom triede zranite\u013enost\u00ed","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Spolo\u010dnos\u0165 Intel zverejnila inform\u00e1cie o novej triede zranite\u013enost\u00ed vo svojich procesoroch \u2014 MDS (Microarchitectural Data Sampling). Rovnako ako predch\u00e1dzaj\u00face \u00fatoky triedy Spectre, aj nov\u00e9 probl\u00e9my m\u00f4\u017eu vies\u0165 k \u00faniku citliv\u00fdch \u00fadajov opera\u010dn\u00e9ho syst\u00e9mu, virtu\u00e1lnych strojov a cudz\u00edch procesov. Tvrdenia nazna\u010duj\u00fa, \u017ee probl\u00e9my najprv identifikovali zamestnanci a partneri Intelu po\u010das intern\u00e9ho auditu. V j\u00fani a auguste 2018 informovali o probl\u00e9moch s popul\u00e1rnym hardv\u00e9rom aj nez\u00e1visl\u00ed v\u00fdskumn\u00edci, po \u010dom sa takmer rok vykon\u00e1valo spolo\u010dn\u00e9 \u00fasilie s v\u00fdrobcami a v\u00fdvoj\u00e1rmi opera\u010dn\u00fdch syst\u00e9mov na ur\u010denie mo\u017en\u00fdch vektorov \u00fatokov a dodanie opr\u00e1v. Procesory AMD a ARM nie s\u00fa t\u00fdmito probl\u00e9mami postihnut\u00e9.\n<\/p>\n

\n

\nOdhalen\u00e9 zranite\u013enosti:<\/p>\n

CVE-2018-12126 — MSBDS (Microarchitectural Store Buffer Data Sampling), obnova obsahu \u00falo\u017en\u00fdch bufrov. Pou\u017e\u00edva sa v \u00fatoku Fallout. \u00darove\u0148 nebezpe\u010denstva bola stanoven\u00e1 na 6.5 bodu (CVSS);<\/p>\n

CVE-2018-12127 — MLPDS (Microarchitectural Load Port Data Sampling), obnova obsahu na\u010d\u00edtac\u00edch portov. Pou\u017e\u00edva sa v \u00fatoku RIDL. CVSS 6.5;<\/p>\n

CVE-2018-12130 — MFBDS (Microarchitectural Fill Buffer Data Sampling), obnova obsahu vypl\u0148uj\u00facich bufrov. Pou\u017e\u00edva sa v \u00fatokoch ZombieLoad a RIDL. CVSS 6.5;<\/p>\n

CVE-2019-11091 — MDSUM (Microarchitectural Data Sampling Uncacheable Memory), obnova obsahu nekontrolovanej pam\u00e4te. Pou\u017e\u00edva sa v \u00fatoku RIDL. CVSS 3.8. <\/p>\n<\/blockquote>\n

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

\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Intel \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b\u0430 \u0441\u0432\u0435\u0434\u0435\u043d\u0438\u044f \u043e \u043d\u043e\u0432\u043e\u043c \u043a\u043b\u0430\u0441\u0441\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439 \u0432 \u0441\u0432\u043e\u0438\u0445 \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0440\u0430\u0445 — MDS (Microarchitectural Data Sampling). \u041a\u0430\u043a \u0438 \u043f\u0440\u043e\u0448\u043b\u044b\u0435 \u0430\u0442\u0430\u043a\u0438 \u043a\u043b\u0430\u0441\u0441\u0430 Spectre, \u043d\u043e\u0432\u044b\u0435 \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u044b \u043c\u043e\u0433\u0443\u0442 \u043f\u0440\u0438\u0432\u0435\u0441\u0442\u0438 \u043a \u0443\u0442\u0435\u0447\u043a\u0435 \u0437\u0430\u043a\u0440\u044b\u0442\u044b\u0445 \u0434\u0430\u043d\u043d\u044b\u0445 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b, \u0432\u0438\u0440\u0442\u0443\u0430\u043b\u044c\u043d\u044b\u0445 \u043c\u0430\u0448\u0438\u043d \u0438 \u0447\u0443\u0436\u0438\u0445 \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0432. \u0423\u0442\u0432\u0435\u0440\u0436\u0434\u0430\u0435\u0442\u0441\u044f, \u0447\u0442\u043e \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u044b \u0441\u043f\u0435\u0440\u0432\u0430 \u0431\u044b\u043b\u0438 \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u044b \u0441\u043e\u0442\u0440\u0443\u0434\u043d\u0438\u043a\u0430\u043c\u0438 \u0438 \u043f\u0430\u0440\u0442\u043d\u0451\u0440\u0430\u043c\u0438 Intel \u0432 \u0445\u043e\u0434\u0435 \u0432\u043d\u0443\u0442\u0440\u0435\u043d\u043d\u0435\u0433\u043e \u0430\u0443\u0434\u0438\u0442\u0430. \u0412 \u0438\u044e\u043d\u0435 \u0438 \u0430\u0432\u0433\u0443\u0441\u0442\u0435 […]<\/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":[702],"tags":[],"class_list":["post-33826","post","type-post","status-publish","format-standard","hentry","category-news"],"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\udd47Spolo\u010dnos\u0165 Intel zverejnila inform\u00e1cie o novej triede zranite\u013enost\u00ed | ProHoster","description":"Spolo\u010dnos\u0165 Intel zverejnila inform\u00e1cie o novej triede zranite\u013enost\u00ed vo svojich procesoroch - MDS (Microarchitectural Data Sampling).","canonical_url":"https:\/\/prohoster.info\/sk\/blog\/news\/kompaniya-intel-opublikovala-svedeniya-o-novom-klasse-uyazvimostej","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"sk_SK","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\udd47\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Intel \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b\u0430 \u0441\u0432\u0435\u0434\u0435\u043d\u0438\u044f \u043e \u043d\u043e\u0432\u043e\u043c \u043a\u043b\u0430\u0441\u0441\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439 | ProHoster","og:description":"\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Intel \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b\u0430 \u0441\u0432\u0435\u0434\u0435\u043d\u0438\u044f \u043e \u043d\u043e\u0432\u043e\u043c \u043a\u043b\u0430\u0441\u0441\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439 \u0432 \u0441\u0432\u043e\u0438\u0445 \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0440\u0430\u0445 - 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