{"id":99696,"date":"2021-04-10T10:23:07","date_gmt":"2021-04-10T08:23:07","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/proekt-freebsd-perevyol-port-arm64-v-chislo-pervichnyh-i-ispravil-tri-uyazvimosti"},"modified":"2021-04-10T10:23:07","modified_gmt":"2021-04-10T08:23:07","slug":"proekt-freebsd-perevyol-port-arm64-v-chislo-pervichnyh-i-ispravil-tri-uyazvimosti","status":"publish","type":"post","link":"https:\/\/prohoster.info\/et\/blog\/news\/proekt-freebsd-perevyol-port-arm64-v-chislo-pervichnyh-i-ispravil-tri-uyazvimosti","title":{"rendered":"FreeBSD projekt t\u00f5stis ARM64 pordi esmaklassiliseks ja parandas kolm haavatavust","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>FreeBSD arendajad otsustasid uues FreeBSD 13 versioonis, mille v\u00e4ljaandmist oodatakse 13. aprillil, m\u00e4\u00e4rata ARM64 (AArch64) arhitektuuri pordi esialgseks platvormiks (Tier 1). Varem anti sarnane tugi 64-bitistele x86 s\u00fcsteemidele (kuni viimase ajani oli esialgne ka i386 arhitektuur, kuid jaanuaris viidi see teisele toetuse tasandile).    <\/p>\n<p>Esimese taseme tugi h\u00f5lmab installikogumit, binaaruuendusi ja valmispakette, ning annab garantii spetsiifiliste probleemide lahendamiseks ja ABI stabiilsuse s\u00e4ilitamiseks kasutajakeskkonnas ja tuumas (v\u00e4lja arvatud m\u00f5nede alams\u00fcsteemide puhul). Esimese taseme toele vastavad meeskonnad, kes tegelevad haavatavuste k\u00f5rvaldamise, v\u00e4ljaannete ettevalmistamise ja porditoe s\u00e4ilitamisega.        <\/p>\n<p>Lisaks v\u00f5ib m\u00e4rkida kolme haavatavuse k\u00f5rvaldamist FreeBSD-s:   <\/p>\n<ul>\n<li class=\"l\"> CVE-2021-29626 \u2014 privileegita kohalik protsess v\u00f5ib lugeda tuuma v\u00f5i teiste protsesside m\u00e4lu sisu, manipuleerides m\u00e4lukaartide kaardistamisega. Haavatavus tuleneb veast virtuaalm\u00e4lu alams\u00fcsteemis, mis tagab m\u00e4lu jagamise protsesside vahel, mis viis m\u00e4lukaardistuse j\u00e4tkuvale sidumisele protsessiga p\u00e4rast vastava m\u00e4lu lehe vabastamist.\n<li class=\"l\"> CVE-2021-29627 \u2014 privileegita kohalik kasutaja v\u00f5ib oma s\u00fcsteemi \u00f5igusi t\u00f5sta v\u00f5i lugeda tuuma m\u00e4lu sisu. Probleem tuleneb m\u00e4lule juurdep\u00e4\u00e4sust p\u00e4rast selle vabastamist (use-after-free) accept filter'i mehhanismi rakenduses.\n<li class=\"l\"> CVE-2020-25584 \u2014 v\u00f5imalus v\u00e4ltida Jail'is isoleerimise mehhanismi. Isoleeritud keskkonnas, kus kasutajal on lubatud jaotuste mountimine (allow.mount), v\u00f5ib ta muuta juurkatalooge positsiooniks v\u00e4ljaspool Jail hierarhiat ja saada t\u00e4ieliku lugemis- ja kirjutamis\u00f5iguse k\u00f5ikidele s\u00fcsteemifailidele.              <\/ul>\n<p>Allikas: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=54938\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0420\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0438 FreeBSD \u043f\u0440\u0438\u043d\u044f\u043b\u0438 \u0440\u0435\u0448\u0435\u043d\u0438\u0435 \u0432 \u043d\u043e\u0432\u043e\u0439 \u0432\u0435\u0442\u043a\u0435 FreeBSD 13, \u0440\u0435\u043b\u0438\u0437 \u043a\u043e\u0442\u043e\u0440\u043e\u0439 \u043e\u0436\u0438\u0434\u0430\u0435\u0442\u0441\u044f 13 \u0430\u043f\u0440\u0435\u043b\u044f, \u043f\u0440\u0438\u0441\u0432\u043e\u0438\u0442\u044c \u043f\u043e\u0440\u0442\u0443 \u0434\u043b\u044f \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u044b ARM64 (AArch64) \u0441\u0442\u0430\u0442\u0443\u0441 \u043f\u0435\u0440\u0432\u0438\u0447\u043d\u043e\u0439 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b (Tier 1). \u0420\u0430\u043d\u0435\u0435 \u043f\u043e\u0434\u043e\u0431\u043d\u044b\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0438 \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u043b\u0441\u044f \u0434\u043b\u044f 64-\u0440\u0430\u0437\u0440\u044f\u0434\u043d\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c x86 (\u0434\u043e \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u0435\u0433\u043e \u0432\u0440\u0435\u043c\u0435\u043d\u0438 \u043f\u0435\u0440\u0432\u0438\u0447\u043d\u043e\u0439 \u0431\u044b\u043b\u0430 \u0438 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u0430 i386, \u043d\u043e \u0432 \u044f\u043d\u0432\u0430\u0440\u0435 \u043e\u043d\u0430 \u0431\u044b\u043b\u0430 \u043f\u0435\u0440\u0435\u0432\u0435\u0434\u0435\u043d\u0430 \u043d\u0430 \u0432\u0442\u043e\u0440\u043e\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0438). \u041f\u0435\u0440\u0432\u044b\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\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-99696","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - aioseo.com -->\n\t<meta name=\"description\" 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