{"id":100517,"date":"2021-06-15T10:22:36","date_gmt":"2021-06-15T08:22:36","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-novoj-stabilnoj-vetki-tor-0-4-6"},"modified":"2021-06-15T10:22:36","modified_gmt":"2021-06-15T08:22:36","slug":"vypusk-novoj-stabilnoj-vetki-tor-0-4-6","status":"publish","type":"post","link":"https:\/\/prohoster.info\/da\/blog\/news\/vypusk-novoj-stabilnoj-vetki-tor-0-4-6","title":{"rendered":"Udgivelsen af den nye stabile version Tor 0.4.6","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Udgaven Tor v\u00e6rkt\u00f8jss\u00e6t 0.4.6.5, der bruges til at organisere arbejdet i det anonyme Tor-netv\u00e6rk, er blevet pr\u00e6senteret. Version Tor 0.4.6.5 er blevet anerkendt som den f\u00f8rste stabile udgave af 0.4.6-grenen, der har v\u00e6ret under udvikling i de sidste fem m\u00e5neder. 0.4.6-grenen vil blive underst\u00f8ttet under den normale vedligeholdelsescyklus \u2014 udgivelsen af opdateringer stopper efter 9 m\u00e5neder eller 3 m\u00e5neder efter udgivelsen af 0.4.7.x-grenen. Langtidsst\u00f8tte (LTS) er sikret for 0.3.5-grenen, hvor opdateringer vil blive udgivet indtil 1. februar 2022. Samtidig er der frigivet versioner af Tor 0.3.5.15, 0.4.4.9 og 0.4.5.9, som fjerner DoS-s\u00e5rbarheder, der muligg\u00f8r serviceafbrydelser for onion-tjenester og rel\u00e6er.      <\/p>\n<p>Vigtige \u00e6ndringer:  <\/p>\n<ul>\n<li class=\"l\"> Muligheden for at oprette onion-tjenester baseret p\u00e5 den tredje version af protokollen med klientadgangsautorisering via filer i mappen 'authorized_clients' er blevet tilf\u00f8jet.\n<li class=\"l\"> For rel\u00e6erne er der tilf\u00f8jet et m\u00e6rke, der g\u00f8r det muligt for nodens operat\u00f8r at forst\u00e5, at rel\u00e6et ikke er inkluderet i konsensus under valg <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/da\/server\/dts-dusseldorf\/\"   title=\"servere\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"3444\">servere<\/a> af direktorater (for eksempel n\u00e5r der er for mange rel\u00e6er p\u00e5 \u00e9n IP-adresse).\n<li class=\"l\"> Muligheden for at overf\u00f8re oplysninger om overbelastning i extrainfo-data er blevet sikret, som kan bruges til belastningsbalancering i netv\u00e6rket. Overf\u00f8rsel af metrik kontrolleres ved hj\u00e6lp af indstillingen OverloadStatistics i torrc.\n<li class=\"l\"> I DoS-angrebsbeskyttelsessystemet er der tilf\u00f8jet mulighed for at begr\u00e6nse intensiteten af klientforbindelser til rel\u00e6erne.\n<li class=\"l\"> I rel\u00e6erne er der implementeret offentligg\u00f8relse af statistik om antallet af onion-tjenester baseret p\u00e5 den tredje version af protokollen og deres trafikvolumen.\n<li class=\"l\"> St\u00f8tten til DirPorts-indstillingen er fjernet fra koden for rel\u00e6erne, da den ikke bruges til denne type noder.\n<li class=\"l\"> Koden er blevet refaktoreret. DoS-angrebsbeskyttelsessystemet er flyttet til subsys-manageren.\n<li class=\"l\"> St\u00f8tten til gamle onion-tjenester baseret p\u00e5 den anden version af protokollen, som blev erkl\u00e6ret for\u00e6ldet for et \u00e5r siden, er blevet oph\u00f8rt. Den fuldst\u00e6ndige fjernelse af koden relateret til den anden version af protokollen forventes til efter\u00e5ret. Den anden version af protokollen blev udviklet for cirka 16 \u00e5r siden, og p\u00e5 grund af brugen af for\u00e6ldede algoritmer kan den under moderne forhold ikke betragtes som sikker. For to et halvt \u00e5r siden blev brugerne pr\u00e6senteret for den tredje version af protokollen til onion-tjenester med version 0.3.2.9, bem\u00e6rkelsesv\u00e6rdig ved overgangen til 56-tegns adresser, der tilbyder en mere p\u00e5lidelig beskyttelse mod datal\u00e6kager. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/da\/server\/\"   title=\"servere\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"1917\">servere<\/a> katalog med en modul\u00e6r struktur, der kan udvides, og bruger SHA3, ed25519 og curve25519 i stedet for SHA1, DH og RSA-1024.\n<li class=\"l\"> S\u00e5rbarheder udbedret:\n<ul>\n<li class=\"l\"> CVE-2021-34550 \u2014 adgang til hukommelsesomr\u00e5de uden for den tildelte buffer i koden til parsing af descriptors for onion-tjenester baseret p\u00e5 den tredje version af protokollen. Angriberen kan ved at placere en specielt formateret descriptor for et onion-service for\u00e5rsage nedbrud af enhver klient, der fors\u00f8ger at f\u00e5 adgang til dette onion-service.\n<li class=\"l\"> CVE-2021-34549 \u2014 mulighed for at udf\u00f8re en angreb for at for\u00e5rsage serviceafbrydelse af rel\u00e6er. Angriberen kan danne k\u00e6der med ID'er, der for\u00e5rsager kollisioner i hash-funktionen, hvis behandling medf\u00f8rer h\u00f8j CPU-belastning.\n<li class=\"l\"> CVE-2021-34548 \u2014 rel\u00e6et kunne udf\u00f8re spoofing af RELAY_END og RELAY_RESOLVED celler i halvm\u00f8rke str\u00f8mme, hvilket gjorde det muligt at afslutte en str\u00f8m, der blev oprettet uden involvering af dette rel\u00e6.\n<li class=\"l\"> TROVE-2021-004 \u2014 der er tilf\u00f8jet yderligere kontroller for fejl ved adgangen til OpenSSL's tilf\u00e6ldige tal generator (med den som standard kaldte implementering af RNG i OpenSSL, opst\u00e5r s\u00e5danne fejl ikke).                <\/ul>\n<p>Kilde: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=55327\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u0430\u0440\u0438\u044f Tor 0.4.6.5, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c\u043e\u0433\u043e \u0434\u043b\u044f \u043e\u0440\u0433\u0430\u043d\u0438\u0437\u0430\u0446\u0438\u0438 \u0440\u0430\u0431\u043e\u0442\u044b \u0430\u043d\u043e\u043d\u0438\u043c\u043d\u043e\u0439 \u0441\u0435\u0442\u0438 Tor. \u0412\u0435\u0440\u0441\u0438\u044f Tor 0.4.6.5 \u043f\u0440\u0438\u0437\u043d\u0430\u043d\u0430 \u043f\u0435\u0440\u0432\u044b\u043c \u0441\u0442\u0430\u0431\u0438\u043b\u044c\u043d\u044b\u043c \u0432\u044b\u043f\u0443\u0441\u043a\u043e\u043c \u0432\u0435\u0442\u043a\u0438 0.4.6, \u043a\u043e\u0442\u043e\u0440\u0430\u044f \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u043b\u0430\u0441\u044c \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u0438\u0435 \u043f\u044f\u0442\u044c \u043c\u0435\u0441\u044f\u0446\u0435\u0432. \u0412\u0435\u0442\u043a\u0430 0.4.6 \u0431\u0443\u0434\u0435\u0442 \u0441\u043e\u043f\u0440\u043e\u0432\u043e\u0436\u0434\u0430\u0442\u044c\u0441\u044f \u0432 \u0440\u0430\u043c\u043a\u0430\u0445 \u0448\u0442\u0430\u0442\u043d\u043e\u0433\u043e \u0446\u0438\u043a\u043b\u0430 \u0441\u043e\u043f\u0440\u043e\u0432\u043e\u0436\u0434\u0435\u043d\u0438\u044f &#8212; \u0432\u044b\u043f\u0443\u0441\u043a \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0439 \u0431\u0443\u0434\u0435\u0442 \u043f\u0440\u0435\u043a\u0440\u0430\u0449\u0451\u043d \u0447\u0435\u0440\u0435\u0437 9 \u043c\u0435\u0441\u044f\u0446\u0435\u0432 \u0438\u043b\u0438 \u0447\u0435\u0440\u0435\u0437 3 \u043c\u0435\u0441\u044f\u0446\u0430 \u043f\u043e\u0441\u043b\u0435 \u0440\u0435\u043b\u0438\u0437\u0430 \u0432\u0435\u0442\u043a\u0438 0.4.7.x. \u0414\u043b\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0439 \u0446\u0438\u043a\u043b \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0438 (LTS) [&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-100517","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - 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Tor 0.4.6.5 er blevet anerkendt som den f\u00f8rste stabile udgivelse af version 0.4.6, som har v\u00e6ret under udvikling i de sidste fem m\u00e5neder.","canonical_url":"https:\/\/prohoster.info\/da\/blog\/news\/vypusk-novoj-stabilnoj-vetki-tor-0-4-6","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"da_DK","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\u0412\u044b\u043f\u0443\u0441\u043a \u043d\u043e\u0432\u043e\u0439 \u0441\u0442\u0430\u0431\u0438\u043b\u044c\u043d\u043e\u0439 \u0432\u0435\u0442\u043a\u0438 Tor 0.4.6 | 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