{"id":148056,"date":"2025-11-12T11:11:56","date_gmt":"2025-11-12T09:11:56","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-apache-openoffice-4-1-16-s-ustraneniem-perepolneniya-bufera-pri-obrabotke-csv-fajlov"},"modified":"2025-11-12T11:11:56","modified_gmt":"2025-11-12T09:11:56","slug":"vypusk-apache-openoffice-4-1-16-s-ustraneniem-perepolneniya-bufera-pri-obrabotke-csv-fajlov","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/vypusk-apache-openoffice-4-1-16-s-ustraneniem-perepolneniya-bufera-pri-obrabotke-csv-fajlov","title":{"rendered":"Vyd\u00e1n\u00ed Apache OpenOffice 4.1.16 s opravou p\u0159ete\u010den\u00ed vyrovn\u00e1vac\u00ed pam\u011bti p\u0159i zpracov\u00e1n\u00ed CSV soubor\u016f.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Po t\u00e9m\u011b\u0159 dvou letech od posledn\u00ed aktualizace byl zve\u0159ejn\u011bn opravn\u00fd vyd\u00e1n\u00ed kancel\u00e1\u0159sk\u00e9ho bal\u00ed\u010dku Apache OpenOffice 4.1.16, ve kter\u00e9m bylo odstran\u011bno 7 zranitelnost\u00ed a opravena \u0159ada chyb. P\u0159ipraven\u00e9 bal\u00ed\u010dky jsou k dispozici pro Linux, Windows a macOS.        <\/p>\n<p>Odstran\u011bn\u00e9 zranitelnosti:  <\/p>\n<ul>\n<li class=\"l\"> CVE-2025-64406 \u2014 Ov\u011b\u0159en\u00ed buffer overflow p\u0159i importu speci\u00e1ln\u011b form\u00e1tovan\u00fdch CSV soubor\u016f. Tento zranitelnost m\u016f\u017ee potenci\u00e1ln\u011b v\u00e9st k p\u0159eps\u00e1n\u00ed dat v pam\u011bti a k proveden\u00ed vlastn\u00edho k\u00f3du v syst\u00e9mu.\n<li class=\"l\"> CVE-2025-64407 \u2014 Funkce na\u010d\u00edt\u00e1n\u00ed URL mohla b\u00fdt zneu\u017eita k p\u0159enosu na extern\u00ed <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/cs\/server\/\"   title=\"server\" data-wpil-keyword-link=\"linked\">server<\/a> prom\u011bnn\u00fdch prost\u0159ed\u00ed a hodnot z INI soubor\u016f p\u0159i otev\u00edr\u00e1n\u00ed dokumentu se speci\u00e1ln\u011b form\u00e1tovan\u00fdmi extern\u00edmi odkazy, kter\u00e9 jsou na\u010d\u00edt\u00e1ny bez v\u011bdom\u00ed u\u017eivatele. V r\u00e1mci argument\u016f takov\u00fdch odkaz\u016f bylo povoleno p\u0159ed\u00e1v\u00e1n\u00ed r\u016fzn\u00fdch nastaven\u00ed a prom\u011bnn\u00fdch prost\u0159ed\u00ed.\n<li class=\"l\"> CVE-2025-64401, CVE-2025-64402, CVE-2025-64403, CVE-2025-64404, CVE-2025-64405 \u2014 Mo\u017enost na\u010d\u00edt\u00e1n\u00ed extern\u00edho obsahu do dokumentu bez potvrzen\u00ed u\u017eivatele prost\u0159ednictv\u00edm manipulace s iframe, OLE objekty, extern\u00edmi zdroji dat v Calc, DDE funkcemi a pozad\u00edm obr\u00e1zk\u016f. Probl\u00e9my jsou zp\u016fsobeny mo\u017enost\u00ed za\u0159azen\u00ed extern\u00edch odkaz\u016f do dokumentu, jejich\u017e obsah je na\u010d\u00edt\u00e1n bez upozorn\u011bn\u00ed u\u017eivatele.    <\/ul>\n<p>Mezi zm\u011bnami nesouvisej\u00edc\u00edmi s bezpe\u010dnost\u00ed:   <\/p>\n<ul>\n<li class=\"l\"> Byla implementov\u00e1na podpora \u0161ifrov\u00e1n\u00ed dokument\u016f ve form\u00e1tu ODF 1.2 s vyu\u017eit\u00edm algoritmu AES-256.\n<li class=\"l\"> Byla zv\u00fd\u0161ena kompatibilita se specifikac\u00ed MathML.\n<li class=\"l\"> Odstran\u011bn nepou\u017e\u00edvan\u00fd modul \u201ebmpmaker\u201c.\n<li class=\"l\"> Na platform\u011b macOS byla zak\u00e1z\u00e1na automatick\u00e1 kontrola aktualizac\u00ed, co\u017e vedlo k vz\u00e1jemn\u00e9 blokaci.\n<li class=\"l\"> Bylo opraveno 18 probl\u00e9m\u016f, mezi kter\u00fdmi je vis\u00edc\u00ed na\u010d\u00edt\u00e1n\u00ed p\u0159i kontrole aktualizac\u00ed, zmizen\u00ed ovlada\u010de pro m\u011b\u0159\u00edtko p\u0159i zm\u011bn\u011b str\u00e1nky v Draw\/Impress, nespr\u00e1vn\u00e9 zpracov\u00e1n\u00ed n\u011bkter\u00fdch CSV soubor\u016f, havarijn\u00ed ukon\u010den\u00ed spu\u0161t\u011bn\u00ed p\u0159i p\u0159\u00edtomnosti n\u011bkter\u00fdch p\u00edsem, nespr\u00e1vn\u00e9 vy\u010di\u0161t\u011bn\u00ed seznamu ned\u00e1vno otev\u0159en\u00fdch dokument\u016f.  <\/ul>\n<p>Zdroj: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=64225\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u043e\u0441\u043b\u0435 \u043f\u043e\u0447\u0442\u0438 \u0434\u0432\u0443\u0445 \u043b\u0435\u0442 \u0441 \u043c\u043e\u043c\u0435\u043d\u0442\u0430 \u043f\u0440\u043e\u0448\u043b\u043e\u0433\u043e \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u043a\u043e\u0440\u0440\u0435\u043a\u0442\u0438\u0440\u0443\u044e\u0449\u0438\u0439 \u0440\u0435\u043b\u0438\u0437 \u043e\u0444\u0438\u0441\u043d\u043e\u0433\u043e \u043f\u0430\u043a\u0435\u0442\u0430 Apache OpenOffice 4.1.16, \u0432 \u043a\u043e\u0442\u043e\u0440\u043e\u043c \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u043e 7 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439 \u0438 \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u043e \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u043e \u043e\u0448\u0438\u0431\u043e\u043a. \u0413\u043e\u0442\u043e\u0432\u044b\u0435 \u043f\u0430\u043a\u0435\u0442\u044b \u043f\u043e\u0434\u0433\u043e\u0442\u043e\u0432\u043b\u0435\u043d\u044b \u0434\u043b\u044f Linux, Windows \u0438 macOS. \u0423\u0441\u0442\u0440\u0430\u043d\u0451\u043d\u043d\u044b\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438: CVE-2025-64406 &#8212; \u0432\u044b\u0445\u043e\u0434 \u0437\u0430 \u0433\u0440\u0430\u043d\u0438\u0446\u0443 \u0431\u0443\u0444\u0435\u0440\u0430 \u043f\u0440\u0438 \u0438\u043c\u043f\u043e\u0440\u0442\u0435 \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u044c\u043d\u043e \u043e\u0444\u043e\u0440\u043c\u043b\u0435\u043d\u043d\u044b\u0445 \u0444\u0430\u0439\u043b\u043e\u0432 \u0432 \u0444\u043e\u0440\u043c\u0430\u0442\u0435 CSV. \u041f\u043e\u0442\u0435\u043d\u0446\u0438\u0430\u043b\u044c\u043d\u043e \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u043c\u043e\u0436\u0435\u0442 \u043f\u0440\u0438\u0432\u0435\u0441\u0442\u0438 \u043a \u043f\u0435\u0440\u0435\u0437\u0430\u043f\u0438\u0441\u0438 [&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-148056","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=\"\u041f\u043e\u0441\u043b\u0435 \u043f\u043e\u0447\u0442\u0438 \u0434\u0432\u0443\u0445 \u043b\u0435\u0442 \u0441 \u043c\u043e\u043c\u0435\u043d\u0442\u0430 \u043f\u0440\u043e\u0448\u043b\u043e\u0433\u043e \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u043a\u043e\u0440\u0440\u0435\u043a\u0442\u0438\u0440\u0443\u044e\u0449\u0438\u0439 \u0440\u0435\u043b\u0438\u0437 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