{"id":121941,"date":"2025-02-14T20:22:09","date_gmt":"2025-02-14T18:22:09","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/uyazvimost-v-musl-ekspluatiruemaya-pri-perekodirovanii-teksta-v-kodirovke-euc-kr"},"modified":"2025-02-14T20:22:09","modified_gmt":"2025-02-14T18:22:09","slug":"uyazvimost-v-musl-ekspluatiruemaya-pri-perekodirovanii-teksta-v-kodirovke-euc-kr","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sq\/blog\/news\/uyazvimost-v-musl-ekspluatiruemaya-pri-perekodirovanii-teksta-v-kodirovke-euc-kr","title":{"rendered":"Dob\u00ebsi n\u00eb Musl, e shfryt\u00ebzuar gjat\u00eb rikodimit t\u00eb tekstit n\u00eb kodimin EUC-KR","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Nj\u00eb dob\u00ebsi \u00ebsht\u00eb identifikuar n\u00eb bibliotek\u00ebn standarde C Musl (CVE-2024-2961), q\u00eb \u00e7on n\u00eb mbushje buffer-i kur konvertohet nj\u00eb tekst i ve\u00e7ant\u00eb nga kodimi EUC-KR n\u00eb UTF-8 p\u00ebrmes funksionit iconv(). Kjo dob\u00ebsi shfaqet q\u00eb nga versioni musl 0.9.13 dhe do t\u00eb rregullohet n\u00eb publikimin q\u00eb \u00ebsht\u00eb n\u00eb p\u00ebrgatitje 1.2.6 (deri n\u00eb publikimin e p\u00ebrdit\u00ebsimit, duhet p\u00ebrdorur patch). Dob\u00ebsia \u00ebsht\u00eb zbuluar nga shoq\u00ebruesi i bibliotek\u00ebs libxml2 gjat\u00eb testimeve fuzzing.        <\/p>\n<p>Dob\u00ebsia mund t\u00eb p\u00ebrdoret p\u00ebr t\u00eb kryer sulme ndaj aplikacioneve t\u00eb nd\u00ebrtuara me bibliotek\u00ebn Musl q\u00eb kryejn\u00eb rikodim t\u00eb teksteve t\u00eb marra nga burime t\u00eb jashtme. Eksplorimi i dob\u00ebsis\u00eb \u00ebsht\u00eb i mundur kur n\u00eb aplikacion thirret funksioni iconv_open() duke specifikuar kodimin burimor EUC-KR dhe kodimin e synuar UTF-8. Si nj\u00eb shembull i aplikacioneve potencialisht t\u00eb prekshme p\u00ebrmenden programet q\u00eb rikodojn\u00eb XML, HTML dhe mesazhe elektronike sipas kodimit t\u00eb specifikuar n\u00eb titullin me tipin MIME (p\u00ebr shembull, &#171;text\/plain; charset=EUC-KR&#187;). P\u00ebr shembull, rikodime t\u00eb tilla kryhen nga programet q\u00eb p\u00ebrdorin bibliotek\u00ebn libxml2.      <\/p>\n<p>Dob\u00ebsia shkaktohet nga nj\u00eb kombinim i dy gabimeve. Gabimi i par\u00eb \u00ebsht\u00eb i lidhur me munges\u00ebn e verifikimit t\u00eb duhur t\u00eb sekuencave t\u00eb shum\u00ebbyt\u00ebshe t\u00eb paq\u00ebndrueshme n\u00eb dekoduesin EUC-KR. Gabimi i dyt\u00eb \u00ebsht\u00eb prezent n\u00eb koduesin UTF-8, i cili nuk \u00ebsht\u00eb kalkuluar p\u00ebr faktin q\u00eb dekoduesi i t\u00eb dh\u00ebnave hyr\u00ebse mund t\u00eb kthej\u00eb vlera skalar\u00eb t\u00eb papranuesh\u00ebm Unicode. Si rezultat, trajtimi i sekuencave t\u00eb tilla si &#171;&#092;xc8&#092;x41&#187; \u00e7on n\u00eb shkruajtjen e vlerave n\u00eb nj\u00eb zon\u00eb p\u00ebrtej buffers t\u00eb alokuar.<br \/>\n<br \/>Burimi: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=62719\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0412 \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u043d\u043e\u0439 \u0421\u0438-\u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0435 Musl \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0430 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c (CVE-2024-2961), \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 \u043f\u0440\u0435\u043e\u0431\u0440\u0430\u0437\u043e\u0432\u0430\u043d\u0438\u0438 \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u044c\u043d\u043e \u043e\u0444\u043e\u0440\u043c\u043b\u0435\u043d\u043d\u043e\u0433\u043e \u0442\u0435\u043a\u0441\u0442\u0430 \u0438\u0437 \u043a\u043e\u0434\u0438\u0440\u043e\u0432\u043a\u0438 EUC-KR \u0432 UTF-8 \u043f\u0440\u0438 \u043f\u043e\u043c\u043e\u0449\u0438 \u0444\u0443\u043d\u043a\u0446\u0438\u0438 iconv(). \u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u043f\u0440\u043e\u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u043d\u0430\u0447\u0438\u043d\u0430\u044f \u0441 \u0432\u0435\u0440\u0441\u0438\u0438 musl 0.9.13 \u0438 \u0431\u0443\u0434\u0435\u0442 \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0430 \u0432 \u0433\u043e\u0442\u043e\u0432\u044f\u0449\u0435\u043c\u0441\u044f \u043a \u043f\u0443\u0431\u043b\u0438\u043a\u0430\u0446\u0438\u0438 \u0432\u044b\u043f\u0443\u0441\u043a\u0435 1.2.6 (\u0434\u043e \u043f\u0443\u0431\u043b\u0438\u043a\u0430\u0446\u0438\u0438 \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f \u0441\u043b\u0435\u0434\u0443\u0435\u0442 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c \u043f\u0430\u0442\u0447). \u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0430 \u0441\u043e\u043f\u0440\u043e\u0432\u043e\u0436\u0434\u0430\u044e\u0449\u0438\u043c \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0443 libxml2 \u0432 \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u0435 fuzzing-\u0442\u0435\u0441\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f. [&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-121941","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0412 \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u043d\u043e\u0439 \u0421\u0438-\u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0435 Musl \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0430 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c (CVE-2024-2961), \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 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