{"id":121356,"date":"2025-01-16T03:46:11","date_gmt":"2025-01-16T01:46:11","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/rsync-3-4-0"},"modified":"2025-01-16T03:46:11","modified_gmt":"2025-01-16T01:46:11","slug":"rsync-3-4-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/rsync-3-4-0","title":{"rendered":"Rsync 3.4.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Byla aktualizov\u00e1na utilita pro synchronizaci soubor\u016f Rsync s odstran\u011bn\u00edm 6 pom\u011brn\u011b kritick\u00fdch zranitelnost\u00ed. K proveden\u00ed \u00fatoku pomoc\u00ed n\u011bkter\u00fdch z nich sta\u010d\u00ed anonymn\u00ed p\u0159ipojen\u00ed k serveru Rsync s opr\u00e1vn\u011bn\u00edm pro \u010dten\u00ed.<\/p>\n<p>Opraven\u00e9 zranitelnosti:<\/p>\n<ul>\n<li><strong>CVE-2024-12084<\/strong>\u00a0\u2014 p\u0159ete\u010den\u00ed z\u00e1sobn\u00edku p\u0159i p\u0159ed\u00e1n\u00ed nespr\u00e1vn\u00e9ho kontroln\u00edho sou\u010dtu, jeho\u017e velikost p\u0159esahuje 16 byt\u016f.<\/li>\n<li><strong>CVE-2024-12085<\/strong>\u00a0\u2014 \u00fanik obsahu neinicializovan\u00fdch dat ze z\u00e1sobn\u00edku (po jednom bajtu najednou) p\u0159i prov\u00e1d\u011bn\u00ed srovn\u00e1vac\u00edch operac\u00ed kontroln\u00edch sou\u010dt\u016f nespr\u00e1vn\u00e9 velikosti.<\/li>\n<li><strong>CVE-2024-12086<\/strong>\u00a0\u2014 z\u00edsk\u00e1n\u00ed p\u0159\u00edstupu serveru k obsahu libovoln\u00fdch soubor\u016f ze syst\u00e9mu klienta prost\u0159ednictv\u00edm generov\u00e1n\u00ed nespr\u00e1vn\u00fdch komunika\u010dn\u00edch token\u016f a kontroln\u00edch sou\u010dt\u016f serverem v procesu kop\u00edrov\u00e1n\u00ed soubor\u016f od klienta na server (identifikace obsahu po bajtech prost\u0159ednictv\u00edm odhadu kontroln\u00edho sou\u010dtu).<\/li>\n<li><strong>CVE-2024-12087<\/strong>\u00a0\u2014 v\u00fdstup za hranice z\u00e1kladn\u00edho adres\u00e1\u0159e p\u0159i pou\u017eit\u00ed volby \u2014inc-recursive (zapnuto ve v\u00fdchoz\u00edm nastaven\u00ed pro mnoh\u00e9 p\u0159\u00edznaky). Zranitelnost je zp\u016fsobena nedostatkem \u0159\u00e1dn\u00e9 kontroly symbolick\u00fdch odkaz\u016f a umo\u017e\u0148uje zapisovat soubory mimo ur\u010den\u00fd c\u00edlov\u00fd adres\u00e1\u0159 u\u017eivatele. Ovl\u00e1dan\u00fd \u00fato\u010dn\u00edkem server m\u016f\u017ee tuto zranitelnost vyu\u017e\u00edt k \u00fatoku na syst\u00e9m p\u0159ipojen\u00e9ho klienta.<\/li>\n<li><strong>CVE-2024-12088<\/strong>\u00a0\u2014 nespr\u00e1vn\u00e1 kontrola symbolick\u00fdch odkaz\u016f, kter\u00e9 odkazuj\u00ed na jin\u00e9 symbolick\u00e9 odkazy, p\u0159i pou\u017eit\u00ed volby \u2014safe-links. Probl\u00e9m umo\u017e\u0148uje vystoupit za hranice z\u00e1kladn\u00edho adres\u00e1\u0159e a zapisovat data do libovoln\u00e9ho souboru v syst\u00e9mu, pokud to povoluj\u00ed p\u0159\u00edstupov\u00e1 pr\u00e1va.<\/li>\n<li><strong>CVE-2024-12747<\/strong>\u00a0\u2014 z\u00e1vodn\u00ed podm\u00ednka p\u0159i pr\u00e1ci se symbolick\u00fdmi odkazy, co\u017e u\u017eivateli umo\u017e\u0148uje zv\u00fd\u0161it sv\u00e9 opr\u00e1vn\u011bn\u00ed a z\u00edskat p\u0159\u00edstup k privilegovan\u00fdm soubor\u016fm na serveru.<\/li>\n<\/ul>\n<p> <noindex><noindex><\/p>\n<p>Tento seznam odstran\u011bn\u00fdch zranitelnost\u00ed byl p\u0159evzat z webu OpenNET: <a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=62557\">https:\/\/www.opennet.ru\/opennews\/art.shtml?num=62557<\/a><\/p>\n<p><\/noindex><\/noindex> <\/p>\n<p>Dal\u0161\u00ed zm\u011bny v nov\u00e9 verzi:<\/p>\n<ul>\n<li>configure.ac: opravena chyba v ov\u011b\u0159ov\u00e1n\u00ed IPv6 kv\u016fli chyb\u011bj\u00edc\u00edmu n\u00e1vratov\u00e9mu typu.<\/li>\n<li>CI: p\u0159esunuta sestaven\u00ed pro FreeBSD do GitHub Actions.<\/li>\n<li>P\u0159id\u00e1na n\u00e1pov\u011bda, \u017ee proxy m\u016f\u017ee zpracov\u00e1vat jak b\u011b\u017en\u00fd, tak <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/cs\/ssl-sertifikat\/\"   title=\"SSL\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"2320\">SSL<\/a> stream sou\u010dasn\u011b.<\/li>\n<li>Odstran\u011bna v\u00fdstraha o nepou\u017e\u00edvan\u00e9 prom\u011bnn\u00e9.<\/li>\n<li>Aktualizace popt na verzi 1.19.<\/li>\n<li>Podpora: p\u0159id\u00e1n skript install_deps_ubuntu.sh.<\/li>\n<li>CI: opraveny pravidla pro triggery.<\/li>\n<li>CI: p\u0159id\u00e1na sestaven\u00ed pro Solaris.<\/li>\n<li>Podrobnosti o cest\u011b linkeru Apple silicon.<\/li>\n<li>acls: synchronizace typu pro orig_umask a odstran\u011bn\u00ed varov\u00e1n\u00ed kompilace pro macOS.<\/li>\n<li>Opraveno n\u011bkolik varov\u00e1n\u00ed nalezen\u00fdch clang-16.<\/li>\n<li>rrsync: opraveno nespr\u00e1vn\u00e9 n\u00e1zvoslov\u00ed parametru v SYNOPSIS manu\u00e1lu.<\/li>\n<li>Zaveden PTR_SUB.<\/li>\n<li>P\u0159id\u00e1na mo\u017enost z\u00e1kladn\u00edho ov\u011b\u0159en\u00ed p\u0159ipojen\u00ed p\u0159es rrsync.<\/li>\n<li>V p\u0159\u00edpad\u011b, \u017ee nen\u00ed pou\u017eit vestav\u011bn\u00fd zlib, pou\u017eije se libcrypto.<\/li>\n<li>\u00daprava pro GCC15(-std=gnu23): opraveno p\u0159evr\u00e1cen\u00ed ukazatele funkce v qsort().<\/li>\n<li>Opraveny p\u0159eklepy v manu\u00e1lu.<\/li>\n<\/ul>\n<p>Zdroj: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.linux.org.ru\/news\/opensource\/17848386\">linux.org.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0430 \u0443\u0442\u0438\u043b\u0438\u0442\u0430 \u0434\u043b\u044f \u0441\u0438\u043d\u0445\u0440\u043e\u043d\u0438\u0437\u0430\u0446\u0438\u0438 \u0444\u0430\u0439\u043b\u043e\u0432 Rsync \u0441 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u0435\u043c 6 \u0434\u043e\u0441\u0442\u0430\u0442\u043e\u0447\u043d\u043e \u043a\u0440\u0438\u0442\u0438\u0447\u043d\u044b\u0445 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439. \u0414\u043b\u044f \u0441\u043e\u0432\u0435\u0440\u0448\u0435\u043d\u0438\u044f \u0430\u0442\u0430\u043a\u0438 \u0441 \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u0435\u043c \u043d\u0435\u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u0438\u0445 \u043d\u0438\u0445 \u0434\u043e\u0441\u0442\u0430\u0442\u043e\u0447\u043d\u043e \u0430\u043d\u043e\u043d\u0438\u043c\u043d\u043e\u0433\u043e \u043f\u043e\u0434\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u044f \u043a \u0441\u0435\u0440\u0432\u0435\u0440\u0443 Rsync \u0441 \u0434\u043e\u0441\u0442\u0443\u043f\u043e\u043c \u043d\u0430 \u0447\u0442\u0435\u043d\u0438\u0435. \u0418\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u043d\u044b\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438: CVE-2024-12084\u00a0\u2014 \u0437\u0430\u043f\u0438\u0441\u044c \u0437\u0430 \u043f\u0440\u0435\u0434\u0435\u043b\u044b \u0432\u044b\u0434\u0435\u043b\u0435\u043d\u043d\u043e\u0433\u043e \u0431\u0443\u0444\u0435\u0440\u0430 \u0447\u0435\u0440\u0435\u0437 \u043f\u0435\u0440\u0435\u0434\u0430\u0447\u0443 \u043d\u0435\u043a\u043e\u0440\u0440\u0435\u043a\u0442\u043d\u043e\u0439 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044c\u043d\u043e\u0439 \u0441\u0443\u043c\u043c\u044b, \u0440\u0430\u0437\u043c\u0435\u0440 \u043a\u043e\u0442\u043e\u0440\u043e\u0439 \u043f\u0440\u0435\u0432\u044b\u0448\u0430\u0435\u0442 16 \u0431\u0430\u0439\u0442. CVE-2024-12085\u00a0\u2014 \u0443\u0442\u0435\u0447\u043a\u0430 \u0441\u043e\u0434\u0435\u0440\u0436\u0438\u043c\u043e\u0433\u043e \u043d\u0435\u0438\u043d\u0438\u0446\u0438\u0430\u043b\u0438\u0437\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0445 \u0434\u0430\u043d\u043d\u044b\u0445 \u0438\u0437 \u0441\u0442\u0435\u043a\u0430 [&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-121356","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0430 \u0443\u0442\u0438\u043b\u0438\u0442\u0430 \u0434\u043b\u044f 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