{"id":114685,"date":"2024-04-01T00:25:44","date_gmt":"2024-03-31T22:25:44","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/v-kodovoj-baze-xz-vyyavleno-izmenenie-meshavshee-vklyucheniyu-mehanizma-zashhity-landlock"},"modified":"2024-04-01T00:25:44","modified_gmt":"2024-03-31T22:25:44","slug":"v-kodovoj-baze-xz-vyyavleno-izmenenie-meshavshee-vklyucheniyu-mehanizma-zashhity-landlock","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/v-kodovoj-baze-xz-vyyavleno-izmenenie-meshavshee-vklyucheniyu-mehanizma-zashhity-landlock","title":{"rendered":"V k\u00f3dov\u00e9 z\u00e1kladn\u011b xz bylo odhaleno zm\u011bn\u011bn\u00ed, kter\u00e9 br\u00e1nilo zapnut\u00ed mechanismu ochrany Landlock","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

V repozit\u00e1\u0159i projektu xz se nad\u00e1le objevuj\u00ed zm\u011bny, kter\u00e9 provedl autor zadn\u00edch vr\u00e1tek pro blokov\u00e1n\u00ed ochrann\u00fdch mechanism\u016f. V sestavovac\u00edm sc\u00e9n\u00e1\u0159i CMakeLists.txt byla zji\u0161t\u011bna zm\u011bna, kter\u00e1 znemo\u017enila pou\u017eit\u00ed mechanismu izolace aplikac\u00ed Landlock, pokud byl podporov\u00e1n v syst\u00e9mu. V k\u00f3du v jazyce C, kter\u00fd kontroluje dostupnost syst\u00e9mov\u00e9ho vol\u00e1n\u00ed Landlock, byla z\u00e1m\u011brn\u011b p\u0159id\u00e1na zbyte\u010dn\u00e1 te\u010dka, co\u017e vedlo k selh\u00e1n\u00ed kontroly na p\u0159\u00edtomnost Landlock za jak\u00fdchkoli podm\u00ednek. <\/p>\n

Zm\u011bna byla p\u0159id\u00e1na Jia Tan 26. \u00fanora jako sou\u010d\u00e1st implementace roz\u0161\u00ed\u0159en\u00e9 kontroly podpory Landlock. D\u0159\u00edve byl v\u00fdstup ohledn\u011b podpory Landlock prov\u00e1d\u011bn pouze na z\u00e1klad\u011b existence hlavi\u010dkov\u00e9ho souboru \"linux\/landlock.h\", a ve zm\u011bn\u011b byl p\u0159id\u00e1n test napsan\u00fd v jazyce C, kter\u00fd nav\u00edc volal prctl pro prov\u00e1d\u011bn\u00ed kontroly. Vzhledem k p\u0159\u00edtomnosti chybn\u011b um\u00edst\u011bn\u00e9ho bodu na za\u010d\u00e1tku byl tento k\u00f3d nefunk\u010dn\u00ed a test v\u017edy selhal.
\n
Zdroj: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u0412 \u0440\u0435\u043f\u043e\u0437\u0438\u0442\u043e\u0440\u0438\u0438 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 xz \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0430\u044e\u0442 \u0432\u0441\u043f\u043b\u044b\u0432\u0430\u0442\u044c \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f, \u0432\u043d\u0435\u0441\u0451\u043d\u043d\u044b\u0435 \u0430\u0432\u0442\u043e\u0440\u043e\u043c \u0431\u044d\u043a\u0434\u043e\u0440\u0430 \u0434\u043b\u044f \u0431\u043b\u043e\u043a\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u043c\u0435\u0445\u0430\u043d\u0438\u0437\u043c\u043e\u0432 \u0437\u0430\u0449\u0438\u0442\u044b. \u0412 \u0441\u0431\u043e\u0440\u043e\u0447\u043d\u043e\u043c \u0441\u0446\u0435\u043d\u0430\u0440\u0438\u0438 CMakeLists.txt \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u043e \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0435, \u043d\u0435 \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0432\u0448\u0435\u0435 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c \u0432 xz \u043c\u0435\u0445\u0430\u043d\u0438\u0437\u043c \u0438\u0437\u043e\u043b\u044f\u0446\u0438\u0438 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0439 Landlock, \u043f\u0440\u0438 \u0435\u0433\u043e \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0435 \u0432 \u0441\u0438\u0441\u0442\u0435\u043c\u0435. \u0412 \u043a\u043e\u0434\u0435 \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 \u0421\u0438, \u043f\u0440\u043e\u0432\u0435\u0440\u044f\u044e\u0449\u0435\u043c \u0434\u043e\u0441\u0442\u0443\u043f\u043d\u043e\u0441\u0442\u044c \u0441\u0438\u0441\u0442\u0435\u043c\u043d\u043e\u0433\u043e \u0432\u044b\u0437\u043e\u0432\u0430 Landlock, \u0431\u044b\u043b\u0430 \u043d\u0430\u043c\u0435\u0440\u0435\u043d\u043d\u043e \u0434\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u0430 \u043b\u0438\u0448\u043d\u044f\u044f \u0442\u043e\u0447\u043a\u0430, \u0447\u0442\u043e \u043f\u0440\u0438\u0432\u043e\u0434\u0438\u043b\u043e \u043a \u043d\u0435\u043f\u0440\u043e\u0445\u043e\u0436\u0434\u0435\u043d\u0438\u044e \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0438 \u043d\u0430 […]<\/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-114685","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\udd47V k\u00f3dov\u00e9 z\u00e1kladn\u011b xz bylo zji\u0161t\u011bno zm\u011bn\u011bn\u00ed, kter\u00e9 br\u00e1nilo aktivaci ochrann\u00e9ho mechanismu Landlock | ProHoster","description":"V repozit\u00e1\u0159i projektu xz se nad\u00e1le objevuj\u00ed zm\u011bny, kter\u00e9 provedl autor zadn\u00edch vr\u00e1tek pro blokov\u00e1n\u00ed ochrann\u00fdch mechanism\u016f.","canonical_url":"https:\/\/prohoster.info\/cs\/blog\/news\/v-kodovoj-baze-xz-vyyavleno-izmenenie-meshavshee-vklyucheniyu-mehanizma-zashhity-landlock","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"cs_CZ","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\u0412 \u043a\u043e\u0434\u043e\u0432\u043e\u0439 \u0431\u0430\u0437\u0435 xz \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u043e \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0435, \u043c\u0435\u0448\u0430\u0432\u0448\u0435\u0435 \u0432\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u044e \u043c\u0435\u0445\u0430\u043d\u0438\u0437\u043c\u0430 \u0437\u0430\u0449\u0438\u0442\u044b Landlock | ProHoster","og:description":"\u0412 \u0440\u0435\u043f\u043e\u0437\u0438\u0442\u043e\u0440\u0438\u0438 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 xz \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0430\u044e\u0442 \u0432\u0441\u043f\u043b\u044b\u0432\u0430\u0442\u044c \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f, \u0432\u043d\u0435\u0441\u0451\u043d\u043d\u044b\u0435 \u0430\u0432\u0442\u043e\u0440\u043e\u043c \u0431\u044d\u043a\u0434\u043e\u0440\u0430 \u0434\u043b\u044f \u0431\u043b\u043e\u043a\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u043c\u0435\u0445\u0430\u043d\u0438\u0437\u043c\u043e\u0432 \u0437\u0430\u0449\u0438\u0442\u044b.","og:url":"https:\/\/prohoster.info\/cs\/blog\/news\/v-kodovoj-baze-xz-vyyavleno-izmenenie-meshavshee-vklyucheniyu-mehanizma-zashhity-landlock","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":"2024-03-31T22:25:44+00:00","article:modified_time":"2024-03-31T22:25:44+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\/cs\/wp-json\/wp\/v2\/posts\/114685","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/comments?post=114685"}],"version-history":[{"count":0,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/posts\/114685\/revisions"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/media?parent=114685"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/categories?post=114685"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/tags?post=114685"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}