{"id":169876,"date":"2026-04-24T12:24:33","date_gmt":"2026-04-24T10:24:33","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/uyazvimost-v-packagekit-pozvolyayushhaya-poluchit-prava-root-v-raznyh-distributivah-linux"},"modified":"2026-04-24T12:24:33","modified_gmt":"2026-04-24T10:24:33","slug":"uyazvimost-v-packagekit-pozvolyayushhaya-poluchit-prava-root-v-raznyh-distributivah-linux","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sk\/blog\/news\/uyazvimost-v-packagekit-pozvolyayushhaya-poluchit-prava-root-v-raznyh-distributivah-linux","title":{"rendered":"Zranite\u013enos\u0165 v PackageKit, ktor\u00e1 umo\u017e\u0148uje z\u00edska\u0165 pr\u00e1va root v r\u00f4znych distrib\u00faci\u00e1ch Linuxu","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

V PackageKit, D-Bus vrstve, ktor\u00e1 unifikova\u0165 oper\u00e1cie spr\u00e1vy bal\u00edkov, bola zisten\u00e1 zranite\u013enos\u0165 Pack2TheRoot (CVE-2026-41651), ktor\u00e1 umo\u017e\u0148uje nepriviligovan\u00e9mu pou\u017e\u00edvate\u013eovi in\u0161talova\u0165 alebo odstra\u0148ova\u0165 \u013eubovo\u013en\u00fd bal\u00edk a z\u00edska\u0165 root pr\u00edstup k syst\u00e9mu. Probl\u00e9m sa vyskytuje od verzie 1.0.2 (2014) a bol odstr\u00e1nen\u00fd vo verzii PackageKit 1.3.5. <\/p>\n

Probl\u00e9m identifikovali v\u00fdskumn\u00edci zo spolo\u010dnosti Deutsche Telekom pomocou AI modelu Claude Opus. Bol pripraven\u00fd funk\u010dn\u00fd exploit, ktor\u00fd funguje vo v\u00e4\u010d\u0161ine distrib\u00faci\u00ed s PackageKit, ale podrobnosti o zranite\u013enosti pl\u00e1nuj\u00fa zverejni\u0165 nesk\u00f4r, aby poskytli pou\u017e\u00edvate\u013eom \u010das na aktualiz\u00e1ciu svojich syst\u00e9mov. Mo\u017enos\u0165 exploit\u00e1cie zranite\u013enosti bola demon\u0161trovan\u00e1 v Ubuntu Desktop 18.04\/24.04.4\/26.04, Ubuntu Server 22.04\u201424.04, Debian Desktop 13.4, RockyLinux Desktop 10.1 a Fedora 43 Desktop\/Server. Stav opravy zranite\u013enost\u00ed v distrib\u00faci\u00e1ch m\u00f4\u017eete pos\u00fadi\u0165 na t\u00fdchto str\u00e1nkach (ak je str\u00e1nka nedostupn\u00e1, znamen\u00e1 to, \u017ee v\u00fdvoj\u00e1ri distrib\u00facie e\u0161te neza\u010dali rie\u0161i\u0165 probl\u00e9m): Debian, Ubuntu, SUSE, RHEL, Gentoo, Arch, Fedora, FreeBSD. <\/p>\n

Zranite\u013enos\u0165 je sp\u00f4soben\u00e1 stavom pretekaniu pri spracovan\u00ed flagov transakci\u00ed v pozad\u00ed procesu PackageKit, ktor\u00fd umo\u017e\u0148uje nahradi\u0165 parametre oper\u00e1cie v okamihu medzi prechodom autoriz\u00e1ciou a pred spusten\u00edm oper\u00e1cie s bal\u00edkom. \u00dato\u010dn\u00edk m\u00f4\u017ee odosla\u0165 D-Bus po\u017eiadavku na vykonanie oper\u00e1cie, ktor\u00e1 je povolen\u00e1 pre nepriviligovan\u00e9ho pou\u017e\u00edvate\u013ea, a n\u00e1sledne posla\u0165 opakovan\u00fa D-Bus po\u017eiadavku. Ak opakovan\u00e1 po\u017eiadavka pr\u00edde pred skuto\u010dn\u00fdm za\u010diatkom vykonania povolenej oper\u00e1cie, je mo\u017en\u00e9 dosiahnu\u0165 predefinovanie flagov u\u017e za\u010datej transakcie a zmenu vyrovnan\u00e9ho stavu. <\/p>\n

Tak\u017ee u\u017e za\u010dat\u00e1 povolen\u00e1 transakcia bude vykonan\u00e1 s nielen p\u00f4vodn\u00fdmi parametrami, ale s upraven\u00fdmi parametrami, ktor\u00e9 boli odoslan\u00e9 v druhej po\u017eiadavke. Nahraden\u00edm inform\u00e1cie o in\u0161talovanom bal\u00edku m\u00f4\u017ee \u00fato\u010dn\u00edk miesto povolen\u00e9ho bal\u00edka nain\u0161talova\u0165 ak\u00fdko\u013evek in\u00fd bal\u00edk, vr\u00e1tane lok\u00e1lne ulo\u017een\u00e9ho \u00fato\u010dn\u00edkom. In\u0161tal\u00e1cia bal\u00edka prebieha s pr\u00e1vami roota, preto m\u00f4\u017ee \u00fato\u010dn\u00edk prida\u0165 do bal\u00edka vlastn\u00fd scriptlet, ktor\u00fd sa automaticky spust\u00ed pred alebo po in\u0161tal\u00e1cii.

\"Zranite\u013enos\u0165<\/center>
\n
Zdroj: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u0412 PackageKit, D-Bus-\u043f\u0440\u043e\u0441\u043b\u043e\u0439\u043a\u0435, \u0443\u043d\u0438\u0444\u0438\u0446\u0438\u0440\u0443\u044e\u0449\u0435\u0439 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u0438 \u0443\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u043f\u0430\u043a\u0435\u0442\u0430\u043c\u0438, \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0430 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c Pack2TheRoot (CVE-2026-41651), \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0430\u044f \u043d\u0435\u043f\u0440\u0438\u0432\u0438\u043b\u0435\u0433\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u043c\u0443 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044e \u0443\u0441\u0442\u0430\u043d\u043e\u0432\u0438\u0442\u044c \u0438\u043b\u0438 \u0443\u0434\u0430\u043b\u0438\u0442\u044c \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u043b\u044c\u043d\u044b\u0439 \u043f\u0430\u043a\u0435\u0442 \u0438 \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c root-\u0434\u043e\u0441\u0442\u0443\u043f \u043a \u0441\u0438\u0441\u0442\u0435\u043c\u0435. \u041f\u0440\u043e\u0431\u043b\u0435\u043c\u0430 \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 1.0.2 (2014 \u0433\u043e\u0434) \u0438 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0430 \u0432 \u0432\u044b\u043f\u0443\u0441\u043a\u0435 PackageKit 1.3.5. \u041f\u0440\u043e\u0431\u043b\u0435\u043c\u0443 \u0432\u044b\u044f\u0432\u0438\u043b\u0438 \u0438\u0441\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u0442\u0435\u043b\u0438 \u0438\u0437 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438 Deutsche Telekom \u043f\u0440 \u043f\u043e\u043c\u043e\u0449\u0438 AI-\u043c\u043e\u0434\u0435\u043b\u0438 Claude Opus. \u041f\u043e\u0434\u0433\u043e\u0442\u043e\u0432\u043b\u0435\u043d \u0440\u0430\u0431\u043e\u0447\u0438\u0439 \u044d\u043a\u0441\u043f\u043b\u043e\u0438\u0442, \u0434\u0435\u0439\u0441\u0442\u0432\u0443\u044e\u0449\u0438\u0439 \u0432 […]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":8,"featured_media":169877,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-169876","post","type-post","status-publish","format-standard","has-post-thumbnail","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 PackageKit, ktor\u00e1 umo\u017e\u0148uje z\u00edska\u0165 pr\u00e1va roota v r\u00f4znych distrib\u00faci\u00e1ch Linuxu | ProHoster","description":"V PackageKit, D-Bus vrstve, ktor\u00e1 zjednocuje oper\u00e1cie spr\u00e1vy bal\u00ed\u010dkov, bola zisten\u00e1 zranite\u013enos\u0165 Pack2TheRoot (CVE-2026-41651), ktor\u00e1 umo\u017e\u0148uje nepriviligovan\u00e9mu pou\u017e\u00edvate\u013eovi nain\u0161talova\u0165 alebo odstr\u00e1ni\u0165 \u013eubovo\u013en\u00fd bal\u00edk.","canonical_url":"https:\/\/prohoster.info\/sk\/blog\/news\/uyazvimost-v-packagekit-pozvolyayushhaya-poluchit-prava-root-v-raznyh-distributivah-linux","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 PackageKit, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0430\u044f \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c \u043f\u0440\u0430\u0432\u0430 root \u0432 \u0440\u0430\u0437\u043d\u044b\u0445 \u0434\u0438\u0441\u0442\u0440\u0438\u0431\u0443\u0442\u0438\u0432\u0430\u0445 Linux | ProHoster","og:description":"\u0412 PackageKit, D-Bus-\u043f\u0440\u043e\u0441\u043b\u043e\u0439\u043a\u0435, \u0443\u043d\u0438\u0444\u0438\u0446\u0438\u0440\u0443\u044e\u0449\u0435\u0439 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u0438 \u0443\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u043f\u0430\u043a\u0435\u0442\u0430\u043c\u0438, \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0430 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c Pack2TheRoot (CVE-2026-41651), \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0430\u044f \u043d\u0435\u043f\u0440\u0438\u0432\u0438\u043b\u0435\u0433\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u043c\u0443 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044e \u0443\u0441\u0442\u0430\u043d\u043e\u0432\u0438\u0442\u044c \u0438\u043b\u0438 \u0443\u0434\u0430\u043b\u0438\u0442\u044c \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u043b\u044c\u043d\u044b\u0439 \u043f\u0430\u043a\u0435\u0442 \u0438.","og:url":"https:\/\/prohoster.info\/sk\/blog\/news\/uyazvimost-v-packagekit-pozvolyayushhaya-poluchit-prava-root-v-raznyh-distributivah-linux","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":"2026-04-24T10:24:33+00:00","article:modified_time":"2026-04-24T10:24:33+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\/169876","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=169876"}],"version-history":[{"count":0,"href":"https:\/\/prohoster.info\/sk\/wp-json\/wp\/v2\/posts\/169876\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/prohoster.info\/sk\/wp-json\/wp\/v2\/media\/169877"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/sk\/wp-json\/wp\/v2\/media?parent=169876"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/sk\/wp-json\/wp\/v2\/categories?post=169876"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/sk\/wp-json\/wp\/v2\/tags?post=169876"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}