{"id":105780,"date":"2022-12-01T21:36:50","date_gmt":"2022-12-01T19:36:50","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/uyazvimost-v-drajvere-gpu-intel-dlya-linux"},"modified":"2022-12-01T21:36:50","modified_gmt":"2022-12-01T19:36:50","slug":"uyazvimost-v-drajvere-gpu-intel-dlya-linux","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/uyazvimost-v-drajvere-gpu-intel-dlya-linux","title":{"rendered":"Sebezhet\u0151s\u00e9g az Intel GPU meghajt\u00f3j\u00e1ban Linuxhoz","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Az Intel GPU (i915) meghajt\u00f3j\u00e1ban sebezhet\u0151s\u00e9get (CVE-2022-4139) fedeztek fel, amely mem\u00f3riahib\u00e1hoz vagy a kernel mem\u00f3ri\u00e1j\u00e1b\u00f3l val\u00f3 adatki\u00e1raml\u00e1shoz vezethet. A probl\u00e9ma a Linux 5.4 kernel verzi\u00f3val kezd\u0151d\u0151en jelentkezik, \u00e9s \u00e9rinti az integr\u00e1lt \u00e9s diszkret Intel GPU-kat a 12. gener\u00e1ci\u00f3ban, bele\u00e9rtve a Tiger Lake, Rocket Lake, Alder Lake, DG1, Raptor Lake, DG2, Arctic Sound \u00e9s Meteor Lake csal\u00e1dokat.      <\/p>\n<p>A probl\u00e9m\u00e1t egy logikai hiba okozza, amely miatt a vide\u00f3meghajt\u00f3 nem megfelel\u0151en t\u00f6rli a GPU TLB puffereit bizonyos hardvereken. Meghat\u00e1rozott esetekben a TLB t\u00f6rl\u00e9s egy\u00e1ltal\u00e1n nem t\u00f6rt\u00e9nt meg. A TLB pufferek helytelen t\u00f6rl\u00e9se lehet\u0151s\u00e9get adhat a folyamatnak a GPU seg\u00edts\u00e9g\u00e9vel olyan fizikai mem\u00f3riac\u00edmekhez val\u00f3 hozz\u00e1f\u00e9r\u00e9sre, amelyek nem tartoznak az adott folyamathoz, amelyet arra lehet haszn\u00e1lni, hogy idegen adatokhoz f\u00e9rj\u00fcnk hozz\u00e1 vagy mem\u00f3riahib\u00e1t okozzunk m\u00e1s folyamatokban. Jelenleg nem tiszt\u00e1zott, hogy a sebezhet\u0151s\u00e9get lehet-e haszn\u00e1lni a mem\u00f3ria c\u00e9lzott megs\u00e9rt\u00e9s\u00e9re k\u00edv\u00e1nt c\u00edmeken.<br \/>\n<br \/>Forr\u00e1s: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=58239\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0412 \u0434\u0440\u0430\u0439\u0432\u0435\u0440\u0435 GPU Intel (i915) \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0430 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c (CVE-2022-4139), \u043a\u043e\u0442\u043e\u0440\u0430\u044f \u043c\u043e\u0436\u0435\u0442 \u043f\u0440\u0438\u0432\u0435\u0441\u0442\u0438 \u043a \u043f\u043e\u0432\u0440\u0435\u0436\u0434\u0435\u043d\u0438\u044e \u043f\u0430\u043c\u044f\u0442\u0438 \u0438\u043b\u0438 \u0443\u0442\u0435\u0447\u043a\u0435 \u0434\u0430\u043d\u043d\u044b\u0445 \u0438\u0437 \u043f\u0430\u043c\u044f\u0442\u0438 \u044f\u0434\u0440\u0430. \u041f\u0440\u043e\u0431\u043b\u0435\u043c\u0430 \u043f\u0440\u043e\u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u043d\u0430\u0447\u0438\u043d\u0430\u044f \u0441 \u044f\u0434\u0440\u0430 Linux 5.4 \u0438 \u0437\u0430\u0442\u0440\u0430\u0433\u0438\u0432\u0430\u0435\u0442 \u0438\u043d\u0442\u0435\u0433\u0440\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0435 \u0438 \u0434\u0438\u0441\u043a\u0440\u0435\u0442\u043d\u044b\u0435 GPU Intel 12 \u043f\u043e\u043a\u043e\u043b\u0435\u043d\u0438\u044f, \u0432\u043a\u043b\u044e\u0447\u0430\u044f \u0441\u0435\u043c\u0435\u0439\u0441\u0442\u0432\u0430 Tiger Lake, Rocket Lake, Alder Lake, DG1, Raptor Lake, DG2, Arctic Sound \u0438 Meteor Lake. \u041f\u0440\u043e\u0431\u043b\u0435\u043c\u0430 \u0432\u044b\u0437\u0432\u0430\u043d\u0430 [&hellip;]<\/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-105780","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0412 \u0434\u0440\u0430\u0439\u0432\u0435\u0440\u0435 GPU Intel (i915) \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0430 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c (CVE-2022-4139), \u043a\u043e\u0442\u043e\u0440\u0430\u044f \u043c\u043e\u0436\u0435\u0442 \u043f\u0440\u0438\u0432\u0435\u0441\u0442\u0438 \u043a \u043f\u043e\u0432\u0440\u0435\u0436\u0434\u0435\u043d\u0438\u044e \u043f\u0430\u043c\u044f\u0442\u0438 \u0438\u043b\u0438 \u0443\u0442\u0435\u0447\u043a\u0435 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mem\u00f3riahib\u00e1hoz vagy a kernel mem\u00f3ri\u00e1j\u00e1b\u00f3l val\u00f3 adatki\u00e1raml\u00e1shoz vezethet.","canonical_url":"https:\/\/prohoster.info\/hu\/blog\/news\/uyazvimost-v-drajvere-gpu-intel-dlya-linux","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"hu_HU","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\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0432 \u0434\u0440\u0430\u0439\u0432\u0435\u0440\u0435 GPU Intel \u0434\u043b\u044f Linux | ProHoster","og:description":"\u0412 \u0434\u0440\u0430\u0439\u0432\u0435\u0440\u0435 GPU Intel (i915) 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