{"id":113095,"date":"2024-01-24T11:28:09","date_gmt":"2024-01-24T09:28:09","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/uyazvimost-v-utilite-gnu-split-privodyashhaya-k-perepolneniyu-bufera"},"modified":"2024-01-24T11:28:09","modified_gmt":"2024-01-24T09:28:09","slug":"uyazvimost-v-utilite-gnu-split-privodyashhaya-k-perepolneniyu-bufera","status":"publish","type":"post","link":"https:\/\/prohoster.info\/da\/blog\/news\/uyazvimost-v-utilite-gnu-split-privodyashhaya-k-perepolneniyu-bufera","title":{"rendered":"S\u00e5rbarhed i GNU split-v\u00e6rkt\u00f8jet, der f\u00f8rer til bufferoverl\u00f8b","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>I split-v\u00e6rkt\u00f8jet, der leveres i GNU coreutils-pakken og bruges til at dele store filer op i dele, har en s\u00e5rbarhed (CVE-2024-0684), der f\u00f8rer til buffer-overl\u00f8b, n\u00e5r lange strenge (flere hundrede byte) behandles, hvis split-argumentet &#171;&#8212;line-bytes&#187; (&#171;-C&#187;) anvendes. S\u00e5rbarheden blev p\u00e5vist under analysen af fejl, der opstod ved brug af split-v\u00e6rkt\u00f8jet til at opdele data sendt via QR-koder.                <\/p>\n<p>S\u00e5rbarheden skyldes en fejl, der blev introduceret i coreutils-udgivelse 7.2 ved at erstatte funktionen xrealloc med xpalloc. Et patch, der retter dette, er allerede accepteret i kodebasen, men den nye version med rettelsen er endnu ikke blevet udgivet. For at demonstrere s\u00e5rbarheden er der offentliggjort et eksempel p\u00e5 en fil, der for\u00e5rsager overflow, n\u00e5r &#171;split -C 1024 .\\\/split_me&#187; k\u00f8res.<br \/>\n<br \/>Kilde: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=60490\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0412 \u0443\u0442\u0438\u043b\u0438\u0442\u0435 split, \u043f\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u043c\u043e\u0439 \u0432 \u043f\u0430\u043a\u0435\u0442\u0435 GNU coreutils \u0438 \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u043c\u043e\u0439 \u0434\u043b\u044f \u0440\u0430\u0437\u0434\u0435\u043b\u0435\u043d\u0438\u044f \u0431\u043e\u043b\u044c\u0448\u0438\u0445 \u0444\u0430\u0439\u043b\u043e\u0432 \u043d\u0430 \u0447\u0430\u0441\u0442\u0438, \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0430 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c (CVE-2024-0684), \u043f\u0440\u0438\u0432\u043e\u0434\u044f\u0449\u0430\u044f \u043a \u043f\u0435\u0440\u0435\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044e \u0431\u0443\u0444\u0435\u0440\u0430 \u043f\u0440\u0438 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0435 \u0434\u043b\u0438\u043d\u043d\u044b\u0445 \u0441\u0442\u0440\u043e\u043a (\u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u043e \u0441\u043e\u0442\u0435\u043d \u0431\u0430\u0439\u0442), \u0432 \u0441\u043b\u0443\u0447\u0430\u0435 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f \u0432 split \u043e\u043f\u0446\u0438\u0438 &#171;&#8212;line-bytes&#187; (&#171;-C&#187;). \u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0431\u044b\u043b\u0430 \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0430 \u0432 \u0445\u043e\u0434\u0435 \u0430\u043d\u0430\u043b\u0438\u0437\u0430 \u0441\u0431\u043e\u0435\u0432, \u0432\u043e\u0437\u043d\u0438\u043a\u0430\u044e\u0449\u0438\u0445 \u043f\u0440\u0438 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0438 \u0443\u0442\u0438\u043b\u0438\u0442\u044b split \u0434\u043b\u044f \u0440\u0430\u0437\u0434\u0435\u043b\u0435\u043d\u0438\u044f \u0434\u0430\u043d\u043d\u044b\u0445, \u043f\u0435\u0440\u0435\u0434\u0430\u0432\u0430\u0435\u043c\u044b\u0445 \u043f\u0440\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-113095","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=\"\u0412 \u0443\u0442\u0438\u043b\u0438\u0442\u0435 split, 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\u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b","og:type":"article","og:title":"\ud83e\udd47\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0432 \u0443\u0442\u0438\u043b\u0438\u0442\u0435 GNU split, \u043f\u0440\u0438\u0432\u043e\u0434\u044f\u0449\u0430\u044f \u043a \u043f\u0435\u0440\u0435\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044e \u0431\u0443\u0444\u0435\u0440\u0430 | ProHoster","og:description":"\u0412 \u0443\u0442\u0438\u043b\u0438\u0442\u0435 split, \u043f\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u043c\u043e\u0439 \u0432 \u043f\u0430\u043a\u0435\u0442\u0435 GNU coreutils \u0438 \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u043c\u043e\u0439 \u0434\u043b\u044f \u0440\u0430\u0437\u0434\u0435\u043b\u0435\u043d\u0438\u044f \u0431\u043e\u043b\u044c\u0448\u0438\u0445 \u0444\u0430\u0439\u043b\u043e\u0432 \u043d\u0430 \u0447\u0430\u0441\u0442\u0438, \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0430 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c (CVE-2024-0684), \u043f\u0440\u0438\u0432\u043e\u0434\u044f\u0449\u0430\u044f \u043a \u043f\u0435\u0440\u0435\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044e \u0431\u0443\u0444\u0435\u0440\u0430 \u043f\u0440\u0438 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0435 \u0434\u043b\u0438\u043d\u043d\u044b\u0445 \u0441\u0442\u0440\u043e\u043a (\u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u043e.","og:url":"https:\/\/prohoster.info\/da\/blog\/news\/uyazvimost-v-utilite-gnu-split-privodyashhaya-k-perepolneniyu-bufera","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":"2024-01-24T09:28:09+00:00","article:modified_time":"2024-01-24T09:28:09+00:00","article:publisher":"https:\/\/www.facebook.com\/prohoster","article:author":"https:\/\/www.facebook.com\/prohoster"},"aioseo_meta_data":[],"gt_translate_keys":[{"key":"link","format":"url"}],"_links":{"self":[{"href":"https:\/\/prohoster.info\/da\/wp-json\/wp\/v2\/posts\/113095","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/da\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/da\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/da\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/da\/wp-json\/wp\/v2\/comments?post=113095"}],"version-history":[{"count":0,"href":"https:\/\/prohoster.info\/da\/wp-json\/wp\/v2\/posts\/113095\/revisions"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/da\/wp-json\/wp\/v2\/media?parent=113095"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/da\/wp-json\/wp\/v2\/categories?post=113095"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/da\/wp-json\/wp\/v2\/tags?post=113095"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}