{"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\/hr\/blog\/news\/proekt-freebsd-perevyol-port-arm64-v-chislo-pervichnyh-i-ispravil-tri-uyazvimosti","title":{"rendered":"FreeBSD projekt je preveo ARM64 port u primarni status i ispravio tri ranjivosti.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Razvija\u010di FreeBSD-a odlu\u010dili su u novoj grani FreeBSD 13, \u010dije se izdavanje o\u010dekuje 13. travnja, dodijeliti portu za arhitekturu ARM64 (AArch64) status primarne platforme (Tier 1). Prije toga, sli\u010dna razina podr\u0161ke pru\u017eena je za 64-bitne x86 sustave (do nedavno, primarna je bila i arhitektura i386, ali je u sije\u010dnju preba\u010dena na drugu razinu podr\u0161ke).    <\/p>\n<p>Prva razina podr\u0161ke podrazumijeva izradu instalacijskih paketa, binarnih a\u017euriranja i gotovih paketa, kao i pru\u017eanje jamstava za rje\u0161avanje specifi\u010dnih problema te o\u010duvanje dosljednosti ABI za korisni\u010dko okru\u017eenje i jezgru (osim u nekim pod sustavima). Prva razina potpore pokriva timove odgovorne za ispravljanje ranjivosti, pripremu izdanja i odr\u017eavanje portova.        <\/p>\n<p>Dodatno se mo\u017ee istaknuti ispravak tri ranjivosti u FreeBSD-u:   <\/p>\n<ul>\n<li class=\"l\"> CVE-2021-29626 \u2014 neprivilegirani lokalni proces mo\u017ee pro\u010ditati sadr\u017eaj memorije jezgre ili drugih procesa manipulacijom s mapiranjem stranica memorije. Ranljivost je uzrokovana gre\u0161kom u pod sustavu virtualne memorije koja osigurava dijeljenje memorije me\u0111u procesima, \u0161to je dovelo do nastavka vezivanja memorije uz proces nakon osloba\u0111anja povezane stranice memorije.\n<li class=\"l\"> CVE-2021-29627 \u2014 neprivilegirani lokalni korisnik mo\u017ee pove\u0107ati svoje privilegije u sustavu ili pro\u010ditati sadr\u017eaj memorije jezgre. Problem je uzrokovan pristupom memoriji nakon njezina osloba\u0111anja (use-after-free) u implementaciji mehanizma za prihvat filtriranja.\n<li class=\"l\"> CVE-2020-25584 \u2014 mogu\u0107nost zaobila\u017eenja mehanizma izolacije Jail. Korisnik unutar izoliranog okru\u017eenja koji ima pravo montiranja particija (allow.mount) mo\u017ee promijeniti korijenski katalog na poziciju izvan hijerarhije Jail i dobiti potpuni pristup za \u010ditanje i pisanje svih sistemskih datoteka.              <\/ul>\n<p>Izvor: <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 5.0.4 - aioseo.com -->\n\t<meta name=\"description\" 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