{"id":105093,"date":"2022-09-14T21:36:59","date_gmt":"2022-09-14T19:36:59","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-samba-4-17-0"},"modified":"2022-09-14T21:36:59","modified_gmt":"2022-09-14T19:36:59","slug":"vypusk-samba-4-17-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/no\/blog\/news\/vypusk-samba-4-17-0","title":{"rendered":"Utgivelsen av Samba 4.17.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Samba 4.17.0 er lansert, og fortsetter utviklingen av Samba 4 med fullstendig implementering av domenekontroller og Active Directory-tjeneste, kompatibel med Windows 2008-implementeringen og i stand til \u00e5 betjene alle st\u00f8ttede Microsoft-versjoner av Windows-klienter, inkludert Windows 11. Samba 4 er et multifunksjonelt serverprodukt som ogs\u00e5 tilbyr implementering av filserver, utskriftstjeneste og identitetstjener (winbind).      <\/p>\n<p>N\u00f8kkelendringer i Samba 4.17:  <\/p>\n<ul>\n<li class=\"l\"> Arbeid er utf\u00f8rt for \u00e5 fjerne regresjoner i ytelsen til overbelastede SMB-servere, som oppstod som f\u00f8lge av innf\u00f8ringen av beskyttelse mot s\u00e5rbarheter som manipulerer symboliske lenker. Av de utf\u00f8rte optimaliseringene nevnes reduksjon av systemanrop ved sjekking av katalognavn og unng\u00e5else av wakeup-hendelser ved behandling av konkurrerende operasjoner som f\u00f8rer til forsinkelser.\n<li class=\"l\"> Muligheten til \u00e5 bygge Samba uten st\u00f8tte for SMB1-protokollen i smbd er gitt. For \u00e5 deaktivere SMB1 i byggescriptet configure er det implementert et alternativ &#171;&#8212;without-smb1-server&#187; (dette p\u00e5virker bare smbd, st\u00f8tte for SMB1 opprettholdes i klientbibliotekene).\n<li class=\"l\"> Ved bruk av MIT Kerberos 1.20 er muligheten til \u00e5 motvirke angrepet &#171;Bronze Bit&#187; (CVE-2020-17049) implementert, takket v\u00e6re overf\u00f8ring av ekstra informasjon mellom KDC- og KDB-komponentene. I den som brukes som standard KDC basert p\u00e5 Heimdal Kerberos ble problemet l\u00f8st i 2021.\n<li class=\"l\"> Ved bygging med MIT Kerberos 1.20 i kontrolleren <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/no\/domain\/\"   title=\"domenet\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"4149\">domenet<\/a> Samba har f\u00e5tt st\u00f8tte for Kerberos-utvidelsene S4U2Self og S4U2Proxy, samt muligheten for begrenset delegasjon basert p\u00e5 ressurser (RBCD, Resource Based Constrained Delegation). For \u00e5 administrere RBCD er det lagt til underkommandoer &#8216;add-principal&#8217; og &#8216;del-principal&#8217; i kommandoen &#171;samba-tool delegation&#187;. I den som brukes som standard KDC basert p\u00e5 Heimdal Kerberos er RBCD-modus enn\u00e5 ikke st\u00f8ttet.\n<li class=\"l\"> I den innebygde DNS-tjenesten er det gitt mulighet for \u00e5 endre nettverksporten som mottar foresp\u00f8rslene (for eksempel for \u00e5 kj\u00f8re en annen DNS-server p\u00e5 samme system som omdirigerer bestemte foresp\u00f8rslene til Samba).\n<li class=\"l\"> I CTDB-komponenten, som er ansvarlig for klusterkonfigurasjoner, er kravene til syntaksen i filen ctdb.tunables redusert. N\u00e5r Samba bygges med alternativene &#171;&#8212;with-cluster-support&#187; og &#171;&#8212;systemd-install-services&#187;, sikres installasjonen av systemd-tjenesten for CTDB. Skriptet ctdbd_wrapper er blitt avviklet \u2014 prosessen ctdbd startes n\u00e5 direkte fra systemd-tjenesten eller fra init-skriptet.\n<li class=\"l\"> Innstillingen &#8216;nt hash store = never&#8217; er implementert for \u00e5 forby lagring av &#171;bare&#187; (uten salt) hashverdi av passordene til Active Directory-brukere. I neste versjon vil &#8216;nt hash store&#8217; som standard bli satt til verdien &#171;auto&#187;, hvor modusen &#171;never&#187; vil bli brukt i tilfelle &#8216;ntlm auth = disabled&#8217; er aktivert.\n<li class=\"l\"> Det er foresl\u00e5tt en innpakning for \u00e5 f\u00e5 tilgang til APIet til smbconf-biblioteket fra kode skrevet i Python.\n<li class=\"l\"> I programmet smbstatus er muligheten for utdata i JSON-format implementert (aktiveres med alternativet &#171;&#8212;json&#187;).\n<li class=\"l\"> I domenekontrolleren er det implementert st\u00f8tte for sikkerhetsgruppen &#171;Beskyttede brukere&#187;, som ble introdusert i Windows Server 2012 R2 og forhindrer bruk av usikre krypteringstyper (for brukere i gruppen deaktiveres st\u00f8tten for NTLM-autentisering, Kerberos TGT-er basert p\u00e5 RC4, begrenset og ubegrenset delegasjon).\n<li class=\"l\"> St\u00f8tten for passordlagring og autentiseringsmetoden basert p\u00e5 LanMan er avviklet (innstillingen &#171;lanman auth = yes&#187; har n\u00e5 ingen betydning).<br \/>\n<br \/>Kilde: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=57782\">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 \u0440\u0435\u043b\u0438\u0437 Samba 4.17.0, \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0438\u0432\u0448\u0438\u0439 \u0440\u0430\u0437\u0432\u0438\u0442\u0438\u0435 \u0432\u0435\u0442\u043a\u0438 Samba 4 \u0441 \u043f\u043e\u043b\u043d\u043e\u0446\u0435\u043d\u043d\u043e\u0439 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0435\u0439 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u043b\u0435\u0440\u0430 \u0434\u043e\u043c\u0435\u043d\u0430 \u0438 \u0441\u0435\u0440\u0432\u0438\u0441\u0430 Active Directory, \u0441\u043e\u0432\u043c\u0435\u0441\u0442\u0438\u043c\u043e\u0433\u043e \u0441 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0435\u0439 Windows 2008 \u0438 \u0441\u043f\u043e\u0441\u043e\u0431\u043d\u043e\u0433\u043e \u043e\u0431\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u0442\u044c \u0432\u0441\u0435 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u043c\u044b\u0435 Microsoft \u0432\u0435\u0440\u0441\u0438\u0438 Windows-\u043a\u043b\u0438\u0435\u043d\u0442\u043e\u0432, \u0432 \u0442\u043e\u043c \u0447\u0438\u0441\u043b\u0435 Windows 11. Samba 4 \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u043c\u043d\u043e\u0433\u043e\u0444\u0443\u043d\u043a\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u044b\u043c \u0441\u0435\u0440\u0432\u0435\u0440\u043d\u044b\u043c \u043f\u0440\u043e\u0434\u0443\u043a\u0442\u043e\u043c, \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u044e\u0449\u0438\u043c \u0442\u0430\u043a\u0436\u0435 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044e \u0444\u0430\u0439\u043b\u043e\u0432\u043e\u0433\u043e \u0441\u0435\u0440\u0432\u0435\u0440\u0430, \u0441\u0435\u0440\u0432\u0438\u0441\u0430 \u043f\u0435\u0447\u0430\u0442\u0438 \u0438 \u0441\u0435\u0440\u0432\u0435\u0440\u0430 \u0438\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u0438 (winbind). \u041a\u043b\u044e\u0447\u0435\u0432\u044b\u0435 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f [&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-105093","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.5 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0440\u0435\u043b\u0438\u0437 Samba 4.17.0, \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0438\u0432\u0448\u0438\u0439 \u0440\u0430\u0437\u0432\u0438\u0442\u0438\u0435 \u0432\u0435\u0442\u043a\u0438 Samba 4 \u0441 \u043f\u043e\u043b\u043d\u043e\u0446\u0435\u043d\u043d\u043e\u0439 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0435\u0439 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u043b\u0435\u0440\u0430 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