{"id":182227,"date":"2026-06-18T08:48:05","date_gmt":"2026-06-18T06:48:05","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/obnovlenie-nginx-1-31-2-s-ustraneniem-uyazvimostej-ekspluatiruemyh-cherez-http-3-http2-i-grpc"},"modified":"2026-06-18T08:48:05","modified_gmt":"2026-06-18T06:48:05","slug":"obnovlenie-nginx-1-31-2-s-ustraneniem-uyazvimostej-ekspluatiruemyh-cherez-http-3-http2-i-grpc","status":"publish","type":"post","link":"https:\/\/prohoster.info\/et\/blog\/news\/obnovlenie-nginx-1-31-2-s-ustraneniem-uyazvimostej-ekspluatiruemyh-cherez-http-3-http2-i-grpc","title":{"rendered":"nginx versiooni 1.31.2 uuendus, mis k\u00f5rvaldab haavatavused, mida saab \u00e4ra kasutada HTTP\/3, HTTP2 ja gRPC kaudu","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>V\u00e4lja on kujundatud nginx 1.31.2 p\u00f5hiharu v\u00e4ljaanne, mille raames j\u00e4tkub uute v\u00f5imaluste arendamine ning samal ajal avaldatakse paralleelselt toetatav stabiilne haru nginx 1.30.3, kuhu kantakse sisse ainult t\u00f5siste vigade ja haavatavuste k\u00f5rvaldamisega seotud muutused. Uuendustes on k\u00f5rvaldatud 3 haavatavust:<\/p>\n<ul>\n<li class=\"l\"> CVE-2026-42530 \u2014 juurdep\u00e4\u00e4s juba vabastatud m\u00e4lule (use-after-free) HTTP\/3 protokolli rakenduses. Probleemile on antud kriitiline ohtlikkuse tase (9.2 skaalal 10), mis ei v\u00e4lista koodi kaugk\u00e4ivitamist t\u00f6\u00f6protsessi \u00f5igustes, kui t\u00f6\u00f6deldakse spetsiaalselt vormindatud seanssi QUIC protokolli kaudu.\n<li class=\"l\"> CVE-2026-42055 \u2014 puhver\u00fclevool ngx_http_proxy_v2_module ja ngx_http_grpc_module moodsates, mis avaldub spetsiaalselt vormindatud HTTP\/2 protokolli v\u00f5i gRPC taustteenuste p\u00e4ringute vahendamise ajal. Probleemile on antud kriitiline ohtlikkuse tase (9.2 skaalal 10), mis v\u00f5imaldab koodi kaugk\u00e4ivitamist. Haavatavus ilmneb konfiguratsioonides, kus on seadistatud<br \/>\n\u201eignore_invalid_headers off;\u201c ja suur v\u00e4\u00e4rtus \u201elarge_client_header_buffers\u201c.<\/p>\n<li class=\"l\"> CVE-2026-48142 \u2014 lugemine m\u00e4\u00e4ratlemata m\u00e4lupiirkonnast spetsiaalselt vormindatud p\u00e4ringute t\u00f6\u00f6tlemisel, mis viivad UTF-8 kodeeringus teksti uuesti kodeerimiseni ngx_http_charset_module mooduli kaudu. Haavatavus ilmneb konfiguratsioonides, kus on direktiiv \u201echarset_map\u201c ja \u201esource_charset utf-8\u201c direktiivide olemasolu asukohablokkides koos \u201echarset muud_kodeering\u201c direktiiviga. Probleemile on antud keskmine ohtlikkuse tase (6.3 skaalal 10), mis v\u00f5imaldab m\u00e4lusisalduse lekkeid t\u00f6\u00f6protsessi.\n<\/ul>\n<p>Lisaks haavatavuste lykilmisele nginx 1.31.2 versioonis on lisatud muutuja $ssl_sigalgs, mis sisaldab algoritme, mida klient on deklareerinud ClientHello s\u00f5numis TLS-\u00fchenduse l\u00e4bir\u00e4\u00e4kimiste ajal. $request_id kaudu edastatava identifikaatori koostamiseks on kasutatud SipHash-2-4 r\u00e4simismeetodit.<br \/>\n<br \/>Allikas: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=65712\">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 1.31.2, \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 1.30.3, \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\u043e 3 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438: CVE-2026-42530 &#8212; \u043e\u0431\u0440\u0430\u0449\u0435\u043d\u0438\u0435 \u043a \u0443\u0436\u0435 \u043e\u0441\u0432\u043e\u0431\u043e\u0436\u0434\u0451\u043d\u043d\u043e\u0439 \u043f\u0430\u043c\u044f\u0442\u0438 (use-after-free) \u0432 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u0430 HTTP\/3. \u041f\u0440\u043e\u0431\u043b\u0435\u043c\u0435 \u043f\u0440\u0438\u0441\u0432\u043e\u0435\u043d \u043a\u0440\u0438\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":8,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-182227","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - 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 1.31.2, \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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