{"id":168710,"date":"2026-04-14T17:12:53","date_gmt":"2026-04-14T15:12:53","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/uyazvimost-v-python-bibliotekah-lzma-bz2-i-gzip-potenczialno-privodyashhaya-k-vypolneniyu-koda"},"modified":"2026-04-14T17:12:53","modified_gmt":"2026-04-14T15:12:53","slug":"uyazvimost-v-python-bibliotekah-lzma-bz2-i-gzip-potenczialno-privodyashhaya-k-vypolneniyu-koda","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sk\/blog\/news\/uyazvimost-v-python-bibliotekah-lzma-bz2-i-gzip-potenczialno-privodyashhaya-k-vypolneniyu-koda","title":{"rendered":"Zranite\u013enos\u0165 v Python kni\u017eniciach lzma, bz2 a gzip, potenci\u00e1lne ved\u00faca k vykonaniu k\u00f3du","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

V dod\u00e1van\u00fdch triedach rozbalovania komprimovan\u00fdch \u00fadajov vo form\u00e1toch lzma, bz2 a gzip (lzma.LZMADecompressor, bz2.BZ2Decompressor a gzip.GzipFile) bola zisten\u00e1 zranite\u013enos\u0165 (CVE-2026-6100), ktor\u00e1 vedie k pr\u00edstupu do pam\u00e4te po jej uvo\u013enen\u00ed. Probl\u00e9movi bol priraden\u00fd kritick\u00fd stupe\u0148 nebezpe\u010denstva (9,1 zo 10) \u2014 v pr\u00edpade \u00faspe\u0161nej exploit\u00e1cie zranite\u013enos\u0165 m\u00f4\u017ee vies\u0165 k \u00faniku inform\u00e1ci\u00ed z pam\u00e4te procesu alebo k vykonaniu k\u00f3du \u00fato\u010dn\u00edka pri rozba\u013eovan\u00ed \u0161peci\u00e1lne upraven\u00fdch \u00fadajov. Oprava je zatia\u013e dostupn\u00e1 vo forme patchu. <\/p>\n

Probl\u00e9m sa prejavuje po ukon\u010den\u00ed oper\u00e1cie alok\u00e1cie pam\u00e4te chybou, ktor\u00e1 nast\u00e1va pri nedostatku pam\u00e4te (pre \u00faspe\u0161n\u00e9 zneu\u017eitie zranite\u013enosti mus\u00ed \u00fato\u010dn\u00edk vytvori\u0165 podmienky na vy\u010derpanie dostupnej pam\u00e4te procesu). Pr\u00edstup k u\u017e uvo\u013enenej pam\u00e4ti sa vyskytuje v aplik\u00e1ci\u00e1ch, ktor\u00e9 op\u00e4tovne pou\u017e\u00edvaj\u00fa in\u0161tanciu objektu po vr\u00e1ten\u00ed chyby v procese rozba\u013eovania. Aplik\u00e1cie, ktor\u00e9 pri ka\u017edom volan\u00ed vytv\u00e1raj\u00fa nov\u00fa in\u0161tanciu objektu, nie s\u00fa zranite\u013en\u00e9.
\n
Zdroj: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u0412 \u043f\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u043c\u044b\u0445 \u0432 \u0441\u043e\u0441\u0442\u0430\u0432\u0435 CPython \u043a\u043b\u0430\u0441\u0441\u0430\u0445 \u0440\u0430\u0441\u043f\u0430\u043a\u043e\u0432\u043a\u0438 \u0441\u0436\u0430\u0442\u044b\u0445 \u0434\u0430\u043d\u043d\u044b\u0445 \u0432 \u0444\u043e\u0440\u043c\u0430\u0442\u0430\u0445 lzma, bz2 \u0438 gzip (lzma.LZMADecompressor, bz2.BZ2Decompressor \u0438 gzip.GzipFile) \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0430 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c (CVE-2026-6100), \u043f\u0440\u0438\u0432\u043e\u0434\u044f\u0449\u0430\u044f \u043a \u043e\u0431\u0440\u0430\u0449\u0435\u043d\u0438\u044e \u043a \u043f\u0430\u043c\u044f\u0442\u0438 \u043f\u043e\u0441\u043b\u0435 \u0435\u0451 \u043e\u0441\u0432\u043e\u0431\u043e\u0436\u0434\u0435\u043d\u0438\u044f. \u041f\u0440\u043e\u0431\u043b\u0435\u043c\u0430 \u043f\u0440\u0438\u0441\u0432\u043e\u0435\u043d \u043a\u0440\u0438\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 (9.1 \u0438\u0437 10) — \u0432 \u0441\u043b\u0443\u0447\u0430\u0435 \u0443\u0441\u043f\u0435\u0448\u043d\u043e\u0439 \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u043c\u043e\u0436\u0435\u0442 \u043f\u0440\u0438\u0432\u0435\u0441\u0442\u0438 \u043a \u0443\u0442\u0435\u0447\u043a\u0435 \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438 \u0438\u0437 \u043f\u0430\u043c\u044f\u0442\u0438 \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u0430 \u0438\u043b\u0438 \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044e \u043a\u043e\u0434\u0430 […]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":8,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-168710","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\n","aioseo_head_json":{"title":"\ud83e\udd47Zranite\u013enos\u0165 v kni\u017eniciach Pythonu lzma, bz2 a gzip, potenci\u00e1lne ved\u00faca k vykonaniu k\u00f3du | ProHoster","description":"V dod\u00e1van\u00fdch triedach na rozbalenie komprimovan\u00fdch \u00fadajov v form\u00e1toch lzma, bz2 a gzip (lzma.LZMADecompressor, bz2.BZ2Decompressor a gzip.GzipFile) bola zisten\u00e1 zranite\u013enos\u0165 (CVE-2026-6100), ktor\u00e1 vedie k pr\u00edstupu k.","canonical_url":"https:\/\/prohoster.info\/sk\/blog\/news\/uyazvimost-v-python-bibliotekah-lzma-bz2-i-gzip-potenczialno-privodyashhaya-k-vypolneniyu-koda","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"sk_SK","og:site_name":"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \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 Python-\u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0430\u0445 lzma, bz2 \u0438 gzip, \u043f\u043e\u0442\u0435\u043d\u0446\u0438\u0430\u043b\u044c\u043d\u043e \u043f\u0440\u0438\u0432\u043e\u0434\u044f\u0449\u0430\u044f \u043a \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044e \u043a\u043e\u0434\u0430 | ProHoster","og:description":"\u0412 \u043f\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u043c\u044b\u0445 \u0432 \u0441\u043e\u0441\u0442\u0430\u0432\u0435 CPython \u043a\u043b\u0430\u0441\u0441\u0430\u0445 \u0440\u0430\u0441\u043f\u0430\u043a\u043e\u0432\u043a\u0438 \u0441\u0436\u0430\u0442\u044b\u0445 \u0434\u0430\u043d\u043d\u044b\u0445 \u0432 \u0444\u043e\u0440\u043c\u0430\u0442\u0430\u0445 lzma, bz2 \u0438 gzip (lzma.LZMADecompressor, bz2.BZ2Decompressor \u0438 gzip.GzipFile) \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0430 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c (CVE-2026-6100), \u043f\u0440\u0438\u0432\u043e\u0434\u044f\u0449\u0430\u044f \u043a \u043e\u0431\u0440\u0430\u0449\u0435\u043d\u0438\u044e \u043a.","og:url":"https:\/\/prohoster.info\/sk\/blog\/news\/uyazvimost-v-python-bibliotekah-lzma-bz2-i-gzip-potenczialno-privodyashhaya-k-vypolneniyu-koda","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":"2026-04-14T15:12:53+00:00","article:modified_time":"2026-04-14T15:12:53+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\/sk\/wp-json\/wp\/v2\/posts\/168710","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/sk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/sk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/sk\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/sk\/wp-json\/wp\/v2\/comments?post=168710"}],"version-history":[{"count":0,"href":"https:\/\/prohoster.info\/sk\/wp-json\/wp\/v2\/posts\/168710\/revisions"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/sk\/wp-json\/wp\/v2\/media?parent=168710"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/sk\/wp-json\/wp\/v2\/categories?post=168710"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/sk\/wp-json\/wp\/v2\/tags?post=168710"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}