{"id":183658,"date":"2026-10-06T22:53:58","date_gmt":"2026-10-06T20:53:58","guid":{"rendered":"https:\/\/prohoster.info\/blog\/news\/vypusk-openssh-10-6-s-ustraneniem-uyazvimostej"},"modified":"2026-10-06T22:54:02","modified_gmt":"2026-10-06T20:54:02","slug":"openssh-10-6-released-with-vulnerability-fixes","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hr\/blog\/news\/openssh-10-6-released-with-vulnerability-fixes","title":{"rendered":"Izdanje OpenSSH 10.6 s ispravkom ranjivosti","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Objavljen je OpenSSH 10.6, otvorena implementacija klijenta i poslu\u017eitelja za rad s protokolima SSH 2.0 i SFTP. Ispravljeni su sigurnosni problemi, ve\u0107ina njih otkrivena je analizom koda uz pomo\u0107 AI alata (CVE identifikatori nisu dodijeljeni):  <\/p>\n<ul>\n<li class=\"l\"> Ranljivost u sftp omogu\u0107ava zapisivanje datoteke izvan ciljanog direktorija prilikom povezivanja s poslu\u017eiteljem pod kontrolom zlonamjernika.\n<li class=\"l\"> Dve ranjivosti u implementaciji GSSAPI u sshd, uzrokovane o\u010duvanjem stanja izme\u0111u razli\u010ditih poku\u0161aja autentifikacije. GSSAPI korisni\u010dki podaci mogli su se o\u010duvati nakon neuspjelog poku\u0161aja autentifikacije i koristiti nakon sljede\u0107eg uspje\u0161nog poku\u0161aja autentifikacije. Problemi se javljaju kada je omogu\u0107ena opcija GSSAPIAuthentication.\n<li class=\"l\"> U sshd i ssh isklju\u010dena je podr\u0161ka za LZ77 kompresiju zbog mogu\u0107nosti provo\u0111enja napada putem bo\u010dnih kanala, \u0161to omogu\u0107ava obnavljanje sadr\u017eaja iz druge sesije prilikom povezivanja putem zajedni\u010dke multiplexirane veze s \u017ertvom, koriste\u0107i kontrolirane zlonamjernike ulaze koji utje\u010du na ukupnu duljinu prenesenih \u0161ifriranih poruka (LZ77 zamjenjuje ponavljaju\u0107e retke sa referencama u zajedni\u010dkom baferu za sve kanale).\n<li class=\"l\"> U utilitarnom alatu ssh zabranjeno je kori\u0161tenje simbola '$' i '\\' u imenima korisnika unesenim u naredbenu liniju, jer se na taj na\u010din mogla organizirati izvr\u0161avanje koda prilikom zamjene imena u direktivama ProxyCommand i Match exec, navedenim u postavkama.\n<li class=\"l\"> U ssh-keygen ispravljena je nepravilna obrada ljetnog vremena, koja je dovela do pomaka trajanja certifikata za 1 sat.\n<li class=\"l\"> S ciljem spre\u010davanja stvaranja zip bombi u sshd i ssh, dodana je provjera prema\u0161uje li maksimalna veli\u010dina paketa prilikom raspakiravanja podataka.\n<li class=\"l\"> U sshd je rije\u0161en problem koji je omogu\u0107io zaobila\u017eenje ograni\u010denja klju\u010dne rije\u010di \u201erestrict\u201c u datoteci authorized_keys koja se nije primjenjivala na tunele (PermitTunnel).\n<li class=\"l\"> U sshd je uklonjena neispravna analiza opcije \u201enone\u201c unutar blokova Match, koja se u nekim direktivama, poput AuthorizedPrincipalsFile, tuma\u010dila kao ime datoteke, a ne kao indikator onemogu\u0107avanja direktive.\n<li class=\"l\"> U sshd je uklonjena odsutnost poni\u0161tenja root privilegija na platformama koje ne podr\u017eavaju prijenos datote\u010dnih deskriptora i zahtijevaju root prava za dodjelu PTY. Problem se javlja na QNX 6, SCO OpenServer 5 i prilikom kompajliranja s opcijom \u201e--disable-fd-passing\u201c.    <\/ul>\n<p>Ne vezani za ranjivosti izmjene:  <\/p>\n<ul>\n<li class=\"l\"> Podr\u017eana je hibridna kriptografska algoritamska ssh-mldsa44-ed25519, otporna na napade kvantnih ra\u010dunala.\n<li class=\"l\"> U sshd_config implementirana je i prema zadanim postavkama uklju\u010dena opcija WarnWeakCrypto za upravljanje ispravama upozorenja o uspostavi veze kori\u0161tenjem algoritama dogovora klju\u010deva koji nisu otporni na napade kvantnim ra\u010dunalima.\n<li class=\"l\"> U ssh-keygen i ssh-add implementirana je provjera politike credProtect u podacima za pristup kako bi se ispunili zahtjevi provjere (PIN ili biometrika) prije pristupa rezidentnim klju\u010devima na FIDO tokenima.\n<li class=\"l\"> U ssh-add je dodat znak \u201e-P\u201c za preskakanje neobaveznog unosa PIN-a za FIDO i PKCS#11 tokene.\n<li class=\"l\"> U ssh, u naredbi ~I implementirano je ispisivanje informacija o verzijama na lokalnim i udaljenim sustavima.\n<li class=\"l\"> U sftp, naredbama mkdir\/lmkdir je dodat znak '-p' za stvaranje direktorija po potrebi.\n<li class=\"l\"> U ssh-keygen je dodan na\u010din \u201ehexdump\u201c za izvoz klju\u010deva u obliku heksadecimalnih dumpova (na primjer, za umetanje u dokumentaciju).\n<li class=\"l\"> U ssh i sshd, u direktivi ChannelTimeout omogu\u0107eno je specificiranje vremenskih ograni\u010denja s to\u010dno\u0161\u0107u do dijelova sekunde.\n<li class=\"l\"> U sshd dodana je opcija AgentSocketPath za specificiranje puta do $SSH_AUTH_SOCK prilikom propu\u0161tanja agenta (na primjer, user:.ssh\/agent za poddirektorije u $HOME i shared:\/tmp za zajedni\u010dke direktorije).\n<li class=\"l\"> U ssh-agent je dodat znak \u201e-A\u201c za odre\u0111ivanje direktorija sa socketima agenta, u kojem je dopu\u0161teno navediti prefikse \u201euser:\u201c i \u201eshared:\u201c kao u opciji AgentSocketPath.\n<li class=\"l\"> U sshd je provjera javnih klju\u010deva odvojena od poku\u0161aja autentifikacije. Dodana je opcija \u201ePubkeyOptions max-pk-ok:nnnn\u201c za postavljanje broja poku\u0161aja provjere javnih klju\u010deva (po zadanom 6), nakon kojih \u0107e se veza prekinuti zbog limita MaxAuthTries.\n<li class=\"l\"> U ssh i sshd, u opciju TCPKeepAlive dodana je podr\u0161ka za vrijednost \u201eall\u201c, koja uklju\u010duje slanje keepalive paketa ne samo za glavnu vezu, ve\u0107 i za proslije\u0111ene veze.          <\/ul>\n<p>Izvor: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=66410\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a OpenSSH 10.6, \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. \u0423\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u044b \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u044b \u0441 \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u044c\u044e, \u0431\u043e\u043b\u044c\u0448\u0438\u043d\u0441\u0442\u0432\u043e \u0438\u0437 \u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u044b \u043f\u0440\u0438 \u0430\u043d\u0430\u043b\u0438\u0437\u0435 \u043a\u043e\u0434\u0430 \u0441 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435\u043c AI-\u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u043e\u0432 (CVE-\u0438\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u044b \u043d\u0435 \u043d\u0430\u0437\u043d\u0430\u0447\u0435\u043d\u044b): \u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0432 sftp, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0430\u044f \u0437\u0430\u043f\u0438\u0441\u0430\u0442\u044c \u0444\u0430\u0439\u043b \u0437\u0430 \u043f\u0440\u0435\u0434\u0435\u043b\u044b \u0446\u0435\u043b\u0435\u0432\u043e\u0439 \u0434\u0438\u0440\u0435\u043a\u0442\u043e\u0440\u0438\u0438 \u043f\u0440\u0438 \u043e\u0431\u0440\u0430\u0449\u0435\u043d\u0438\u0438 \u043a \u043f\u043e\u0434\u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044c\u043d\u043e\u043c\u0443 \u0437\u043b\u043e\u0443\u043c\u044b\u0448\u043b\u0435\u043d\u043d\u0438\u043a\u0430\u043c \u0441\u0435\u0440\u0432\u0435\u0440\u0443. \u0414\u0432\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u0432 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 GSSAPI [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":10,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-183658","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=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a OpenSSH 10.6, \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 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SFTP.","og:url":"https:\/\/prohoster.info\/hr\/blog\/news\/openssh-10-6-released-with-vulnerability-fixes","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":"2026-10-06T20:53:58+00:00","article:modified_time":"2026-10-06T20:54:02+00:00","article:publisher":"https:\/\/www.facebook.com\/prohoster"},"aioseo_meta_data":[],"gt_translate_keys":[{"key":"link","format":"url"}],"_links":{"self":[{"href":"https:\/\/prohoster.info\/hr\/wp-json\/wp\/v2\/posts\/183658","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/hr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/hr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/hr\/wp-json\/wp\/v2\/users\/10"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/hr\/wp-json\/wp\/v2\/comments?post=183658"}],"version-history":[{"count":1,"href":"https:\/\/prohoster.info\/hr\/wp-json\/wp\/v2\/posts\/183658\/revisions"}],"predecessor-version":[{"id":183659,"href":"https:\/\/prohoster.info\/hr\/wp-json\/wp\/v2\/posts\/183658\/revisions\/183659"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/hr\/wp-json\/wp\/v2\/media?parent=183658"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/hr\/wp-json\/wp\/v2\/categories?post=183658"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/hr\/wp-json\/wp\/v2\/tags?post=183658"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}