{"id":113597,"date":"2024-02-14T22:02:53","date_gmt":"2024-02-14T20:02:53","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/v-nginx-1-25-4-ustraneny-dve-uyazvimosti-svyazannye-s-http-3"},"modified":"2024-02-14T22:02:53","modified_gmt":"2024-02-14T20:02:53","slug":"v-nginx-1-25-4-ustraneny-dve-uyazvimosti-svyazannye-s-http-3","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/v-nginx-1-25-4-ustraneny-dve-uyazvimosti-svyazannye-s-http-3","title":{"rendered":"Az nginx 1.25.4-ben k\u00e9t, a HTTP\/3-mal kapcsolatos sebezhet\u0151s\u00e9get jav\u00edtottak.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Kiad\u00e1sra ker\u00fclt a nginx 1.25.4 f\u0151 \u00e1g\u00e1nak verzi\u00f3ja, amelyben folytat\u00f3dik az \u00faj lehet\u0151s\u00e9gek fejleszt\u00e9se. A p\u00e1rhuzamosan t\u00e1mogatott stabil 1.24.x \u00e1gon csak a komoly hib\u00e1k \u00e9s sebezhet\u0151s\u00e9gek kijav\u00edt\u00e1s\u00e1val kapcsolatos v\u00e1ltoztat\u00e1sok t\u00f6rt\u00e9nnek. A j\u00f6v\u0151ben az 1.25.x f\u0151 \u00e1gb\u00f3l fog kialakulni az 1.26 stabil \u00e1g. A projekt k\u00f3dja C nyelven k\u00e9sz\u00fclt \u00e9s BSD licenc alatt terjed. <\/p>\n

Az \u00faj verzi\u00f3ban k\u00e9t sebezhet\u0151s\u00e9get megsz\u00fcntettek az http_v3_module k\u00eds\u00e9rleti modulban (amely alap\u00e9rtelmez\u00e9s szerint ki van kapcsolva), amely t\u00e1mogatja a HTTP\/3 protokollt, \u00e9s a QUIC protokollt haszn\u00e1lja a HTTP\/2 sz\u00e1ll\u00edt\u00e1s\u00e1ra. Az els\u0151 sebezhet\u0151s\u00e9g (CVE-2024-24989) nullpointer derefer\u00e1l\u00e1sb\u00f3l ered, a m\u00e1sodik (CVE-2024-24990) pedig a mem\u00f3ria felszabad\u00edt\u00e1sa ut\u00e1ni hivatkoz\u00e1s (CVE-2024-24990). A v\u00e1ltoz\u00e1sok list\u00e1j\u00e1n az \u00e1ll, hogy mindk\u00e9t sebezhet\u0151s\u00e9g csak a QUIC szekci\u00f3k k\u00fcl\u00f6nleges form\u00e1z\u00e1s\u00fa feldolgoz\u00e1sa k\u00f6zben okozhatja a munkafolyamat le\u00e1ll\u00e1s\u00e1t, de a m\u00e1sodik sebezhet\u0151s\u00e9g eset\u00e9ben \u00fagy t\u0171nik, nem v\u00e9geztek alaposabb k\u00f6vetkezm\u00e9nyek elemz\u00e9s\u00e9t. <\/p>\n

A sebezhet\u0151s\u00e9gek kijav\u00edt\u00e1s\u00e1n t\u00fal az \u00faj verzi\u00f3 \u00e1ltal\u00e1nos fejleszt\u00e9seket \u00e9s jav\u00edt\u00e1sokat is tartalmaz a HTTP\/3 megval\u00f3s\u00edt\u00e1s\u00e1n, valamint megsz\u00fcntette a socket sziv\u00e1rg\u00e1sokkal, socket hib\u00e1kkal vagy AIO haszn\u00e1lata k\u00f6zbeni le\u00e1ll\u00e1ssal kapcsolatos probl\u00e9m\u00e1kat. Megoldott\u00e1k azt a probl\u00e9m\u00e1t is, amikor a r\u00e9gi munkafolyamatok l\u00e1gy le\u00e1ll\u00edt\u00e1sa k\u00f6zben id\u0151 el\u0151tt z\u00e1rtak le csatlakoz\u00e1sokat befejezetlen AIO-m\u0171veletek miatt. Megsz\u00fcntett\u00e9k a 415-\u00f6s hibak\u00f3d\u00fa hiba\u00e1tir\u00e1ny\u00edt\u00e1s sor\u00e1n t\u00f6rt\u00e9nt le\u00e1ll\u00e1st az error_page utas\u00edt\u00e1ssal, ha a SSL<\/a>-proxyz\u00e1l\u00e1st \u00e9s az image_filter utas\u00edt\u00e1st haszn\u00e1lt\u00e1k. <\/p>\n

Tov\u00e1bb\u00e1, n\u00e9h\u00e1ny nappal ezel\u0151tt kiad\u00e1sra ker\u00fclt az njs 0.8.4, a JavaScript nyelv \u00e9rtelmez\u0151je a webszerver<\/a> nginx-hez. Az njs \u00e9rtelmez\u0151 az ECMAScript szabv\u00e1nyokat val\u00f3s\u00edtja meg, \u00e9s lehet\u0151v\u00e9 teszi az nginx k\u00e9r\u00e9skezel\u00e9si k\u00e9pess\u00e9geinek b\u0151v\u00edt\u00e9s\u00e9t konfigur\u00e1ci\u00f3s szkriptek seg\u00edts\u00e9g\u00e9vel. A szkriptek konfigur\u00e1ci\u00f3s f\u00e1jlban haszn\u00e1lhat\u00f3k az \u00f6sszetett k\u00e9r\u00e9skezel\u00e9si logika meghat\u00e1roz\u00e1s\u00e1ra, konfigur\u00e1ci\u00f3 l\u00e9trehoz\u00e1s\u00e1ra, v\u00e1laszok dinamikus gener\u00e1l\u00e1s\u00e1ra, k\u00e9r\u00e9s\/v\u00e1lasz m\u00f3dos\u00edt\u00e1s\u00e1ra, vagy probl\u00e9mamegold\u00f3 \u00e1llv\u00e1nyok gyors l\u00e9trehoz\u00e1s\u00e1ra webalkalmaz\u00e1sokn\u00e1l. Az \u00faj verzi\u00f3ban csak hibajav\u00edt\u00e1sok tal\u00e1lhat\u00f3k.
\n
Forr\u00e1s: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\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 1.25.4, \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. \u0412 \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\u0435 1.24.x \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 \u0434\u0430\u043b\u044c\u043d\u0435\u0439\u0448\u0435\u043c \u043d\u0430 \u0431\u0430\u0437\u0435 \u043e\u0441\u043d\u043e\u0432\u043d\u043e\u0439 \u0432\u0435\u0442\u043a\u0438 1.25.x \u0431\u0443\u0434\u0435\u0442 \u0441\u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0430 \u0441\u0442\u0430\u0431\u0438\u043b\u044c\u043d\u0430\u044f \u0432\u0435\u0442\u043a\u0430 1.26. \u041a\u043e\u0434 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \u043d\u0430\u043f\u0438\u0441\u0430\u043d \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 \u0421\u0438 \u0438 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 BSD. \u0412 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