{"id":121724,"date":"2025-02-06T09:46:03","date_gmt":"2025-02-06T07:46:03","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/obnovleniya-nginx-1-26-3-i-1-27-4-s-ustraneniem-uyazvimosti-svyazannoj-s-tls"},"modified":"2025-02-06T09:46:03","modified_gmt":"2025-02-06T07:46:03","slug":"obnovleniya-nginx-1-26-3-i-1-27-4-s-ustraneniem-uyazvimosti-svyazannoj-s-tls","status":"publish","type":"post","link":"https:\/\/prohoster.info\/et\/blog\/novosti-interneta\/obnovleniya-nginx-1-26-3-i-1-27-4-s-ustraneniem-uyazvimosti-svyazannoj-s-tls","title":{"rendered":"Nginx 1.26.3 ja 1.27.4 v\u00e4rskendused, mis k\u00f5rvaldavad TLS-iga seotud haavatavuse.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>On v\u00e4lja antud peamine nginx 1.27.4 versioon, mille raames j\u00e4tkatakse uute v\u00f5imaluste arendamist, samuti on v\u00e4lja antud paralleelselt toetatav stabiilne versioon nginx 1.26.3, kuhu kantakse ainult t\u00f5siste vigade ja haavatavuste k\u00f5rvaldamisega seotud muudatusi. Uuendustes eemaldati haavatavus (CVE-2025-23419), mis v\u00f5imaldas m\u00f6\u00f6da minna kliendi TLS-sertifikaatide kontrollimisest.       <\/p>\n<p>Haavatavus tuleneb puudulikest kontrollidest virtuaalhostide k\u00e4sitlemisel, mis on seotud \u00fche IP-aadressi ja pordiga ning valitud HTTPS-i p\u00e4ringu p\u00f5hjal domeeninimega, mis on m\u00e4\u00e4ratud TLS-i laiendi SNI abil. Sellistes konfiguratsioonides sai r\u00fcndaja taaskasutada TLS-seanssi teise virtuaalhosti kontekstis, et v\u00e4ltida autentimist kliendi TLS-sertifikaadi kaudu. Probleem avaldub konfiguratsioonides, mis toetavad TLS-seansside j\u00e4tkamist &#171;TLS session ticket&#187; abil v\u00f5i kasutavad TLS-seansside vahem\u00e4lu seadetes. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/et\/server\/dts-los-angeles\/\"   title=\"serverile\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"3903\">serverile<\/a> vaikimisi, kus kasutatakse kliendi TLS-sertifikaatide autentimist. Haavatavus on olemas alates versioonist nginx 1.11.4, kui see koostatakse OpenSSL-iga ja TLSv1.3 protokoll on lubatud.     <\/p>\n<p>Mittemugavust tekitavad muudatused:  <\/p>\n<ul>\n<li class=\"l\"> Lisatud on v\u00f5imalused ressursikasutuse v\u00e4hendamiseks ja CPU koormuse v\u00e4hendamiseks TLS-i kasutamisel suure arvu serveri ja asukoha plokkidega konfiguratsioonides. Lisatud muudatused v\u00f5imaldavad mitte luua iga konfiguratsiooni ploki jaoks eraldi SSL-i konteksti (SSL_CTX OpenSSLis), vaid kasutada juba olemasolevat SSL-i konteksti vanemast plokist.\n<li class=\"l\"> Lahendatud probleemid konfiguratsioonifailide pika laadimisega, mis tulenesid sama komplekti korduvast t\u00f5lgendamisest, <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/et\/ssl-sertifikat\/\"   title=\"TLS-sertifikaadid\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"966\">TLS-sertifikaadid<\/a>, v\u00f5tmete ja sertifitseerimisv\u00f5rkude loendite osas. Konfiguratsiooni taask\u00e4ivitamine on kiirem, kuna kasutatakse taaskasutatud muutumatuid TLS-objekte, nagu sertifikaadid, v\u00f5tmed ja CRL. Objektide p\u00e4rimise keelamiseks konfiguratsiooni uuendamisel on lisatud direktiiv &#171;ssl_object_cache_inheritable&#187;.\n<li class=\"l\"> K\u00e4tke sertifikaatide ja v\u00f5tmete jaoks, mis on laaditud muutuja kaudu direktiividesse (n\u00e4iteks &#171;ssl_certificate \/etc\/ssl\/$ssl_server_name.crt&#187;). K\u00e4tke haldamiseks on lisatud direktiivid &#171;ssl_certificate_cache&#187;, &#171;proxy_ssl_certificate_cache&#187;, &#171;grpc_ssl_certificate_cache&#187; ja &#171;uwsgi_ssl_certificate_cache&#187;. Neid direktiive saab kasutada k\u00e4tke maksimaalse suuruse, kirje kehtivusaja ja aegunud kirje puhastusaja seadmiseks. N\u00e4iteks: &#171;ssl_certificate_cache max=1000 inactive=20s valid=1m;&#187;.\n<li class=\"l\"> Lisatud direktiiv &#171;keepalive_min_timeout&#187;, mis m\u00e4\u00e4ratleb ajavahemiku, mille jooksul nginx ei sulge kliendiga keep-alive \u00fchendust.\n<li class=\"l\"> Lahendatud on probleem, kus logides tekkisid s\u00f5numid &#171;gzip filter failed to use preallocated memory&#187; zlib-ng teegi koostamisel.\n<li class=\"l\"> Lahendatud on probleem libatomic teegi koostamisel, kui kasutati koostamisvalikut &#171;&#8212;with-libatomic=DIR&#187;\n<li class=\"l\"> Parandatud viga, mis takistas QUIC-protokolli \u00fchenduse loomist 0-RTT kasutamisel.\n<li class=\"l\"> Tagatud on QUIC-i versiooni kokkulepete ignoreerimine, kui need tulevad klientidelt.\n<li class=\"l\"> Lahendatud probleemid koostamisel Solaris 10-s koos mooduliga ngx_http_v3_module.\n<li class=\"l\"> Parandatud vead HTTP\/3 rakenduses.    <\/ul>\n<p>Allikas: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=62679\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0421\u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u043e\u0441\u043d\u043e\u0432\u043d\u043e\u0439 \u0432\u0435\u0442\u043a\u0438 nginx 1.27.4, \u0432 \u0440\u0430\u043c\u043a\u0430\u0445 \u043a\u043e\u0442\u043e\u0440\u043e\u0439 \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0430\u0435\u0442\u0441\u044f \u0440\u0430\u0437\u0432\u0438\u0442\u0438\u0435 \u043d\u043e\u0432\u044b\u0445 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u0435\u0439, \u0430 \u0442\u0430\u043a\u0436\u0435 \u0432\u044b\u043f\u0443\u0441\u043a \u043f\u0430\u0440\u0430\u043b\u043b\u0435\u043b\u044c\u043d\u043e \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u043c\u043e\u0439 \u0441\u0442\u0430\u0431\u0438\u043b\u044c\u043d\u043e\u0439 \u0432\u0435\u0442\u043a\u0438 nginx 1.26.3, \u0432 \u043a\u043e\u0442\u043e\u0440\u0443\u044e \u0432\u043d\u043e\u0441\u044f\u0442\u0441\u044f \u0442\u043e\u043b\u044c\u043a\u043e \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f, \u0441\u0432\u044f\u0437\u0430\u043d\u043d\u044b\u0435 \u0441 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u0435\u043c \u0441\u0435\u0440\u044c\u0451\u0437\u043d\u044b\u0445 \u043e\u0448\u0438\u0431\u043e\u043a \u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439. \u0412 \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f\u0445 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0430 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c (CVE-2025-23419), \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0430\u044f \u043e\u0431\u043e\u0439\u0442\u0438 \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0443 \u043a\u043b\u0438\u0435\u043d\u0442\u0441\u043a\u0438\u0445 TLS-\u0441\u0435\u0440\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0432. \u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0432\u044b\u0437\u0432\u0430\u043d\u0430 \u043e\u0442\u0441\u0443\u0442\u0441\u0442\u0432\u0438\u0435\u043c \u0434\u043e\u043b\u0436\u043d\u044b\u0445 \u043f\u0440\u043e\u0432\u0435\u0440\u043e\u043a \u043f\u0440\u0438 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0435 \u0432\u0438\u0440\u0442\u0443\u0430\u043b\u044c\u043d\u044b\u0445 \u0445\u043e\u0441\u0442\u043e\u0432, \u043f\u0440\u0438\u0432\u044f\u0437\u0430\u043d\u043d\u044b\u0445 \u043a [&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-121724","post","type-post","status-publish","format-standard","hentry","category-novosti-interneta"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0421\u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u043e\u0441\u043d\u043e\u0432\u043d\u043e\u0439 \u0432\u0435\u0442\u043a\u0438 nginx 1.27.4, \u0432 \u0440\u0430\u043c\u043a\u0430\u0445 \u043a\u043e\u0442\u043e\u0440\u043e\u0439 \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0430\u0435\u0442\u0441\u044f \u0440\u0430\u0437\u0432\u0438\u0442\u0438\u0435 \u043d\u043e\u0432\u044b\u0445 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