{"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\/de\/blog\/news\/uyazvimost-v-drajvere-gpu-intel-dlya-linux","title":{"rendered":"Eine Schwachstelle im GPU-Treiber von Intel f\u00fcr Linux.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Im Intel-GPU-Treiber (i915) wurde eine Schwachstelle (CVE-2022-4139) entdeckt, die zu Speicherbesch\u00e4digungen oder zu einem Datenleck aus dem Kernel-Speicher f\u00fchren kann. Das Problem tritt ab dem Linux-Kernel 5.4 auf und betrifft integrierte sowie diskrete GPUs der Intel-12. Generation, einschlie\u00dflich der Familien Tiger Lake, Rocket Lake, Alder Lake, DG1, Raptor Lake, DG2, Arctic Sound und Meteor Lake.      <\/p>\n<p>Das Problem wird durch einen logischen Fehler verursacht, der dazu f\u00fchrt, dass der Grafiktreiber die TLB-Puffer auf bestimmter Hardware nicht korrekt zur\u00fccksetzt. In bestimmten F\u00e4llen fand \u00fcberhaupt kein TLB-Reset statt. Ein fehlerhaftes Zur\u00fccksetzen der TLB-Puffer kann dazu f\u00fchren, dass Prozesse mithilfe der GPU auf Seiten physischer Speicher zugreifen, die nicht zu diesem Prozess geh\u00f6ren. Dies kann verwendet werden, um auf fremde Daten zuzugreifen oder den Speicher eines fremden Prozesses zu besch\u00e4digen. Es ist noch unklar, ob die Schwachstelle f\u00fcr gezielte Speicherbesch\u00e4digungen an gew\u00fcnschten Adressen ausgenutzt werden kann.<br \/>\n<br \/>Quelle: <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 5.0.1.1 - 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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einem Datenleck aus dem Kernel-Speicher f\u00fchren kann.","canonical_url":"https:\/\/prohoster.info\/de\/blog\/news\/uyazvimost-v-drajvere-gpu-intel-dlya-linux","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"de_DE","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) \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0430 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