{"id":105252,"date":"2022-10-05T09:36:48","date_gmt":"2022-10-05T07:36:48","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/reliz-openssh-9-1"},"modified":"2022-10-05T09:36:48","modified_gmt":"2022-10-05T07:36:48","slug":"reliz-openssh-9-1","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sv\/blog\/news\/reliz-openssh-9-1","title":{"rendered":"Utgivning av OpenSSH 9.1","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Efter sex m\u00e5naders utveckling har OpenSSH 9.1 publicerats, en \u00f6ppen implementation av klient och server f\u00f6r att arbeta med protokollen SSH 2.0 och SFTP. Utg\u00e5van k\u00e4nnetecknas fr\u00e4mst av att den inneh\u00e5ller buggfixar, inklusive \u00e5tg\u00e4rder f\u00f6r flera potentiella s\u00e5rbarheter orsakade avproblem med minnet:  <\/p>\n<ul>\n<li class=\"l\"> Ett enbytes\u00f6verskridande i koden som hanterar SSH-banner i verktyget ssh-keyscan.\n<li class=\"l\"> Dubbelanrop av funktionen free() i h\u00e4ndelse av fel vid ber\u00e4kning av hashv\u00e4rden f\u00f6r filer i koden f\u00f6r skapande och verifiering av digitala signaturer i verktyget ssh-keygen.\n<li class=\"l\"> Dubbelanrop av funktionen free() vid felhantering i verktyget ssh-keysign.    <\/ul>\n<p>Huvudsakliga f\u00f6r\u00e4ndringar:  <\/p>\n<ul>\n<li class=\"l\"> I ssh och sshd har direktivet RequiredRSASize lagts till, vilket g\u00f6r det m\u00f6jligt att definiera den minimi till\u00e5tna storleken p\u00e5 RSA-nycklar. I sshd ignoreras nycklar av mindre storlek, medan det i ssh leder till att anslutningen avslutas.\n<li class=\"l\"> Den portabla versionen av OpenSSH har \u00f6verg\u00e5tt till att anv\u00e4nda SSH-nycklar f\u00f6r att verifiera digitala signaturer av commit och taggar i Git.\n<li class=\"l\"> Direktiven SetEnv i konfigurationsfilerna ssh_config och sshd_config till\u00e4mpar nu v\u00e4rdet fr\u00e5n den f\u00f6rsta f\u00f6rekomsten av variabeln i omgivningen om den definieras flera g\u00e5nger i konfigurationen (tidigare anv\u00e4ndes den sista f\u00f6rekomsten).\n<li class=\"l\"> Vid anrop av ssh-keygen-verktyget med flaggan &#171;-A&#187; (generering av alla standardst\u00f6dda typer av v\u00e4rdnycklar) har genereringen av DSA-nycklar, som inte har anv\u00e4nts som standard p\u00e5 flera \u00e5r, inaktiverats.\n<li class=\"l\"> I sftp-server och sftp har ut\u00f6kningen &#171;users-groups-by-id@openssh.com&#187; implementerats, vilket ger klienten m\u00f6jlighet att beg\u00e4ra anv\u00e4ndarnamn och grupper som motsvarar en angiven upps\u00e4ttning digitala identifierare (uid och gid). I sftp anv\u00e4nds denna ut\u00f6kning f\u00f6r att visa namn n\u00e4r inneh\u00e5llet i katalogen visas.\n<li class=\"l\"> I sftp-server har ut\u00f6kningen &#171;home-directory&#187; implementerats f\u00f6r att avsl\u00f6ja s\u00f6kv\u00e4gar ~\\\/ och ~user\\\/, ett alternativ som tidigare f\u00f6reslagits f\u00f6r samma syften i ut\u00f6kningen &#171;expand-path@openssh.com&#187; (ut\u00f6kningen &#171;home-directory&#187; har f\u00f6reslagits f\u00f6r standardisering och st\u00f6ds redan av vissa klienter).\n<li class=\"l\"> I ssh-keygen och sshd har m\u00f6jligheten att ange tid i tidszonen UTC lagts till vid best\u00e4mning av giltighetsintervall f\u00f6r certifikat och nycklar, ut\u00f6ver systemtiden.\n<li class=\"l\"> I sftp \u00e4r det till\u00e5tet att ange ytterligare argument i alternativet &#171;-D&#187; (till exempel &#171;\\\/usr\\\/libexec\\\/sftp-server -el debug3&#187;).\n<li class=\"l\"> I ssh-keygen \u00e4r det till\u00e5tet att anv\u00e4nda flaggan &#171;-U&#187; (anv\u00e4nda ssh-agent) tillsammans med operationerna &#171;-Y sign&#187; f\u00f6r att ange att privata nycklar \u00e4r placerade i ssh-agent.<br \/>\n<br \/>K\u00e4lla: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=57871\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u043e\u0441\u043b\u0435 \u0448\u0435\u0441\u0442\u0438 \u043c\u0435\u0441\u044f\u0446\u0435\u0432 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 OpenSSH 9.1, \u043e\u0442\u043a\u0440\u044b\u0442\u043e\u0439 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u043a\u043b\u0438\u0435\u043d\u0442\u0430 \u0438 \u0441\u0435\u0440\u0432\u0435\u0440\u0430 \u0434\u043b\u044f \u0440\u0430\u0431\u043e\u0442\u044b \u043f\u043e \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u0430\u043c SSH 2.0 \u0438 SFTP. \u0412\u044b\u043f\u0443\u0441\u043a \u0445\u0430\u0440\u0430\u043a\u0442\u0435\u0440\u0438\u0437\u0443\u0435\u0442\u0441\u044f \u043a\u0430\u043a \u0432 \u043e\u0441\u043d\u043e\u0432\u043d\u043e\u043c \u0441\u043e\u0434\u0435\u0440\u0436\u0430\u0449\u0438\u0439 \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0435 \u043e\u0448\u0438\u0431\u043e\u043a, \u0432 \u0442\u043e\u043c \u0447\u0438\u0441\u043b\u0435 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u043e \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u0438\u0445 \u043f\u043e\u0442\u0435\u043d\u0446\u0438\u0430\u043b\u044c\u043d\u044b\u0445 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439, \u0432\u044b\u0437\u0432\u0430\u043d\u043d\u044b\u0445 \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u0430\u043c\u0438 \u043f\u0440\u0438 \u0440\u0430\u0431\u043e\u0442\u0435 \u0441 \u043f\u0430\u043c\u044f\u0442\u044c\u044e: \u041e\u0434\u043d\u043e\u0431\u0430\u0439\u0442\u043e\u0432\u043e\u0435 \u043f\u0435\u0440\u0435\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0435 \u0432 \u043a\u043e\u0434\u0435 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0438 SSH-\u0431\u0430\u043d\u043d\u0435\u0440\u0430 \u0432 \u0443\u0442\u0438\u043b\u0438\u0442\u0435 ssh-keyscan. \u0414\u0432\u043e\u0439\u043d\u043e\u0439 \u0432\u044b\u0437\u043e\u0432 \u0444\u0443\u043d\u043a\u0446\u0438\u0438 free() [&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-105252","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\" content=\"\u041f\u043e\u0441\u043b\u0435 \u0448\u0435\u0441\u0442\u0438 \u043c\u0435\u0441\u044f\u0446\u0435\u0432 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 OpenSSH 9.1, \u043e\u0442\u043a\u0440\u044b\u0442\u043e\u0439 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u043a\u043b\u0438\u0435\u043d\u0442\u0430 \u0438 \u0441\u0435\u0440\u0432\u0435\u0440\u0430 \u0434\u043b\u044f \u0440\u0430\u0431\u043e\u0442\u044b \u043f\u043e \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u0430\u043c SSH 2.0 \u0438 SFTP.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/prohoster.info\/sv\/blog\/news\/reliz-openssh-9-1\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.4\" \/>\n\t\t<meta property=\"og:locale\" content=\"sv_SE\" \/>\n\t\t<meta property=\"og:site_name\" content=\"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\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"\ud83e\udd47\u0420\u0435\u043b\u0438\u0437 OpenSSH 9.1 | ProHoster\" \/>\n\t\t<meta property=\"og:description\" content=\"\u041f\u043e\u0441\u043b\u0435 \u0448\u0435\u0441\u0442\u0438 \u043c\u0435\u0441\u044f\u0446\u0435\u0432 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 OpenSSH 9.1, \u043e\u0442\u043a\u0440\u044b\u0442\u043e\u0439 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u043a\u043b\u0438\u0435\u043d\u0442\u0430 \u0438 \u0441\u0435\u0440\u0432\u0435\u0440\u0430 \u0434\u043b\u044f \u0440\u0430\u0431\u043e\u0442\u044b \u043f\u043e \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u0430\u043c SSH 2.0 \u0438 SFTP.\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/prohoster.info\/sv\/blog\/news\/reliz-openssh-9-1\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg\" \/>\n\t\t<meta property=\"og:image:width\" content=\"350\" \/>\n\t\t<meta property=\"og:image:height\" content=\"350\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2022-10-05T07:36:48+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2022-10-05T07:36:48+00:00\" \/>\n\t\t<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/prohoster\" \/>\n\t\t<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/prohoster\" \/>\n\t\t<!-- All in One SEO -->\n\n","aioseo_head_json":{"title":"\ud83e\udd47OpenSSH 9.1 lansering | ProHoster","description":"Efter sex m\u00e5naders utveckling har OpenSSH 9.1 sl\u00e4ppts, en \u00f6ppen implementation av klient och server f\u00f6r att arbeta med SSH 2.0 och SFTP-protokollen.","canonical_url":"https:\/\/prohoster.info\/sv\/blog\/news\/reliz-openssh-9-1","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"sv_SE","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\u0420\u0435\u043b\u0438\u0437 OpenSSH 9.1 | ProHoster","og:description":"\u041f\u043e\u0441\u043b\u0435 \u0448\u0435\u0441\u0442\u0438 \u043c\u0435\u0441\u044f\u0446\u0435\u0432 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 OpenSSH 9.1, \u043e\u0442\u043a\u0440\u044b\u0442\u043e\u0439 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u043a\u043b\u0438\u0435\u043d\u0442\u0430 \u0438 \u0441\u0435\u0440\u0432\u0435\u0440\u0430 \u0434\u043b\u044f \u0440\u0430\u0431\u043e\u0442\u044b \u043f\u043e \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u0430\u043c SSH 2.0 \u0438 SFTP.","og:url":"https:\/\/prohoster.info\/sv\/blog\/news\/reliz-openssh-9-1","og:image":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:secure_url":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:width":350,"og:image:height":350,"article:published_time":"2022-10-05T07:36:48+00:00","article:modified_time":"2022-10-05T07:36:48+00:00","article:publisher":"https:\/\/www.facebook.com\/prohoster","article:author":"https:\/\/www.facebook.com\/prohoster"},"aioseo_meta_data":[],"gt_translate_keys":[{"key":"link","format":"url"}],"_links":{"self":[{"href":"https:\/\/prohoster.info\/sv\/wp-json\/wp\/v2\/posts\/105252","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/sv\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/sv\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/sv\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/sv\/wp-json\/wp\/v2\/comments?post=105252"}],"version-history":[{"count":0,"href":"https:\/\/prohoster.info\/sv\/wp-json\/wp\/v2\/posts\/105252\/revisions"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/sv\/wp-json\/wp\/v2\/media?parent=105252"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/sv\/wp-json\/wp\/v2\/categories?post=105252"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/sv\/wp-json\/wp\/v2\/tags?post=105252"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}