{"id":37362,"date":"2019-10-31T22:17:13","date_gmt":"2019-10-31T19:17:13","guid":{"rendered":"https:\/\/prohoster.info\/blog\/v-usb-drajverah-iz-sostava-yadra-linux-vyyavleno-15-uyazvimostej\/"},"modified":"2019-10-31T22:17:13","modified_gmt":"2019-10-31T19:17:13","slug":"v-usb-drajverah-iz-sostava-yadra-linux-vyyavleno-15-uyazvimostej","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pl\/blog\/news\/v-usb-drajverah-iz-sostava-yadra-linux-vyyavleno-15-uyazvimostej","title":{"rendered":"W sterownikach USB w j\u0105drze systemu Linux zidentyfikowano 15 podatno\u015bci","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Andriej Konowalow z firmy Google <noindex><a rel=\"nofollow\" href=\"https:\/\/www.openwall.com\/lists\/oss-security\/2019\/08\/20\/2\">odnalaz\u0142<\/a><\/noindex> 15 luk bezpiecze\u0144stwa w sterownikach USB oferowanych w j\u0105drze Linux. To druga porcja problem\u00f3w znalezionych podczas test\u00f3w fuzzingowych \u2014 w 2017 roku ten badacz <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=47523\">odkry\u0142<\/a><\/noindex> w stosie USB ujawni\u0142 kolejne 14 podatno\u015bci. Problemy te mog\u0105 by\u0107 potencjalnie wykorzystywane przy pod\u0142\u0105czaniu odpowiednio przygotowanych urz\u0105dze\u0144 USB do komputera. Atak jest mo\u017cliwy przy fizycznym dost\u0119pie do sprz\u0119tu i mo\u017ce prowadzi\u0107 przynajmniej do awarii j\u0105dra, ale nie wyklucza si\u0119 r\u00f3wnie\u017c innych konsekwencji (na przyk\u0142ad, w przypadkach podobnych do wykrytej w 2016 roku <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=43920\">vulnerablista<\/a><\/noindex> podatno\u015bci w sterowniku snd-usbmidi uda\u0142o si\u0119 <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/xairy\/kernel-exploits\/tree\/master\/CVE-2016-2384\">przygotowa\u0107 eksploitat<\/a><\/noindex> do wykonania kodu w trybie j\u0105dra). <\/p>\n<p>Z 15 problem\u00f3w 13 zosta\u0142o ju\u017c naprawionych w aktualnych aktualizacjach j\u0105dra Linux, ale dwie podatno\u015bci (CVE-2019-15290, CVE-2019-15291) pozostaj\u0105 niepoprawione w najnowszej wersji 5.2.9. Nieza\u0142atane podatno\u015bci mog\u0105 prowadzi\u0107 do dereferencji wska\u017anika NULL w sterownikach ath6kl i b2c2 przy otrzymywaniu nieprawid\u0142owych danych z urz\u0105dzenia. Z innych podatno\u015bci warto wymieni\u0107:<\/p>\n<ul>\n<li class=\"l\"> Odwo\u0142ania do ju\u017c zwolnionych obszar\u00f3w pami\u0119ci (use-after-free) w sterownikach v4l2-dev\/radio-raremono, dvb-usb, sound\/core, cpia2 i p54usb;\n<li class=\"l\"> Podw\u00f3jne zwolnienie pami\u0119ci (double-free) w sterowniku rio500;\n<li class=\"l\"> Dereferencje wska\u017anika NULL w sterownikach yurex, zr364xx, siano\/smsusb, sisusbvga, line6\/pcm, motu_microbookii i line6.\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>\u0179r\u00f3d\u0142o: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51333\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0410\u043d\u0434\u0440\u0435\u0439 \u041a\u043e\u043d\u043e\u0432\u0430\u043b\u043e\u0432 \u0438\u0437 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438 Google \u043e\u0431\u043d\u0430\u0440\u0443\u0436\u0438\u043b 15 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439 \u0432 USB-\u0434\u0440\u0430\u0439\u0432\u0435\u0440\u0430\u0445, \u043f\u0440\u0435\u0434\u043b\u0430\u0433\u0430\u0435\u043c\u044b\u0445 \u0432 \u044f\u0434\u0440\u0435 Linux. \u042d\u0442\u043e \u0432\u0442\u043e\u0440\u0430\u044f \u043f\u043e\u0440\u0446\u0438\u044f \u043f\u0440\u043e\u0431\u043b\u0435\u043c, \u043d\u0430\u0439\u0434\u0435\u043d\u043d\u044b\u0445 \u043f\u0440\u0438 \u043f\u0440\u043e\u0432\u0435\u0434\u0435\u043d\u0438\u0438 fuzzing-\u0442\u0435\u0441\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f &#8212; \u0432 2017 \u0433\u043e\u0434\u0443 \u0434\u0430\u043d\u043d\u044b\u0439 \u0438\u0441\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u0442\u0435\u043b\u044c \u043d\u0430\u0448\u0451\u043b \u0432 USB-\u0441\u0442\u0435\u043a\u0435 \u0435\u0449\u0451 14 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439. \u041f\u0440\u043e\u0431\u043b\u0435\u043c\u044b \u043f\u043e\u0442\u0435\u043d\u0446\u0438\u0430\u043b\u044c\u043d\u043e \u043c\u043e\u0433\u0443\u0442 \u0431\u044b\u0442\u044c \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0438\u0440\u0443\u0435\u043c\u044b \u043f\u0440\u0438 \u043f\u043e\u0434\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u0438 \u043a \u043a\u043e\u043c\u043f\u044c\u044e\u0442\u0435\u0440\u0443 \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u044c\u043d\u043e \u043f\u043e\u0434\u0433\u043e\u0442\u043e\u0432\u043b\u0435\u043d\u043d\u044b\u0445 USB-\u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432. \u0410\u0442\u0430\u043a\u0430 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u0430 \u043f\u0440\u0438 \u043d\u0430\u043b\u0438\u0447\u0438\u0438 \u0444\u0438\u0437\u0438\u0447\u0435\u0441\u043a\u043e\u0433\u043e \u0434\u043e\u0441\u0442\u0443\u043f\u0430 \u043a \u043e\u0431\u043e\u0440\u0443\u0434\u043e\u0432\u0430\u043d\u0438\u044e \u0438 [&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-37362","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=\"\u0410\u043d\u0434\u0440\u0435\u0439 \u041a\u043e\u043d\u043e\u0432\u0430\u043b\u043e\u0432 \u0438\u0437 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438 Google \u043e\u0431\u043d\u0430\u0440\u0443\u0436\u0438\u043b 15 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439 \u0432 USB-\u0434\u0440\u0430\u0439\u0432\u0435\u0440\u0430\u0445, \u043f\u0440\u0435\u0434\u043b\u0430\u0433\u0430\u0435\u043c\u044b\u0445 \u0432 \u044f\u0434\u0440\u0435 Linux.\" \/>\n\t<meta name=\"robots\" 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