{"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\/ro\/blog\/news\/v-usb-drajverah-iz-sostava-yadra-linux-vyyavleno-15-uyazvimostej","title":{"rendered":"\u00cen driverele USB din nucleul Linux au fost identificate 15 vulnerabilit\u0103\u021bi","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Andrei Konovalov de la compania Google <noindex><a rel=\"nofollow\" href=\"https:\/\/www.openwall.com\/lists\/oss-security\/2019\/08\/20\/2\">a descoperit<\/a><\/noindex> 15 vulnerabilit\u0103\u021bi \u00een driverele USB oferite \u00een nucleul Linux. Aceasta este a doua serie de probleme descoperite \u00een timpul test\u0103rii de fuzzing \u2014 \u00een 2017, acest cercet\u0103tor <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=47523\">a descoperit<\/a><\/noindex> a identificat \u00eenc\u0103 14 vulnerabilit\u0103\u021bi \u00een stiva USB. Problemele pot fi exploatate prin conectarea unor dispozitive USB preg\u0103tite special la un computer. Atacurile sunt posibile doar cu acces fizic la echipament \u0219i pot duce cel pu\u021bin la o c\u0103dere a nucleului, dar nu sunt excluse \u0219i alte manifest\u0103ri (de exemplu, pentru o problem\u0103 similar\u0103 identificat\u0103 \u00een 2016 <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=43920\">vulnerabilit\u0103\u021bi<\/a><\/noindex> \u00een driverul USB snd-usbmidi s-a reu\u0219it <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/xairy\/kernel-exploits\/tree\/master\/CVE-2016-2384\">preg\u0103tirea unui exploit<\/a><\/noindex> pentru executarea codului la nivel de nucleu). <\/p>\n<p>Dintre cele 15 probleme, 13 au fost deja corectate \u00een actualiz\u0103rile recente ale nucleului Linux, dar dou\u0103 vulnerabilit\u0103\u021bi (CVE-2019-15290, CVE-2019-15291) r\u0103m\u00e2n nerezolvate \u00een ultima versiune 5.2.9. Vulnerabilit\u0103\u021bile nerezolvate pot duce la dereferentierea unui pointer NULL \u00een driverele ath6kl \u0219i b2c2 \u00een cazul \u00een care se primesc date incorecte de la dispozitiv. Alte vulnerabilit\u0103\u021bi notabile includ:<\/p>\n<ul>\n<li class=\"l\"> Acces\u0103rile la zone de memorie deja eliberate (use-after-free) \u00een driverele v4l2-dev\/radio-raremono, dvb-usb, sound\/core, cpia2 \u0219i p54usb;\n<li class=\"l\"> Eliberarea dubl\u0103 a memoriei (double-free) \u00een driverul rio500;\n<li class=\"l\"> Dereferentierea unui pointer NULL \u00een driverele yurex, zr364xx, siano\/smsusb, sisusbvga, line6\/pcm, motu_microbookii \u0219i line6.\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Sursa: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51333\">opennet.ro<\/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 5.0.2.1 - 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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