{"id":181668,"date":"2026-05-23T00:25:11","date_gmt":"2026-05-22T22:25:11","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/gro-frag-sedmaya-uyazvimost-klassa-copy-fail-predostavlyayushhaya-prava-root-v-linux"},"modified":"2026-05-23T00:25:11","modified_gmt":"2026-05-22T22:25:11","slug":"gro-frag-sedmaya-uyazvimost-klassa-copy-fail-predostavlyayushhaya-prava-root-v-linux","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sq\/blog\/news\/gro-frag-sedmaya-uyazvimost-klassa-copy-fail-predostavlyayushhaya-prava-root-v-linux","title":{"rendered":"GRO Frag \u2014 vulnerabiliteti i shtat\u00eb i klas\u00ebs Copy Fail, q\u00eb ofron t\u00eb drejta root n\u00eb Linux","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

N\u00eb dispozicion t\u00eb hapur \u00ebsht\u00eb publikuar nj\u00eb eksploit p\u00ebr dob\u00ebsin\u00eb e shtat\u00eb (1, 2-3, 4, 5, 6) n\u00eb b\u00ebrtham\u00ebn Linux, e cila i lejon nj\u00eb p\u00ebrdoruesi lokal t\u00eb pa privilegjuar t\u00eb fitoj\u00eb t\u00eb drejtat root duke e rishkruar t\u00eb dh\u00ebnat n\u00eb keqin e faqes. Identifikuesi CVE ende nuk \u00ebsht\u00eb caktuar, p\u00ebrve\u00e7 kodit t\u00eb eksploitit, informacioni mbi problemin aktualisht nuk \u00ebsht\u00eb n\u00eb dispozicion. Rregullimi \u00ebsht\u00eb i disponuesh\u00ebm vet\u00ebm n\u00eb form\u00ebn e nj\u00eb patches, i cili u publikua m\u00eb 20 maj dhe m\u00eb 21 maj u miratua n\u00eb deg\u00ebn kryesore t\u00eb b\u00ebrtham\u00ebs Linux (daljet korrigjuese t\u00eb b\u00ebrtham\u00ebs ende nuk jan\u00eb n\u00eb dispozicion). <\/p>\n

Vulnerabiliteti \u00ebsht\u00eb i pranish\u00ebm n\u00eb zbatimin e teknologjis\u00eb GRO (Generic Receive Offload), e cila p\u00ebrdoret p\u00ebr t\u00eb p\u00ebrshpejtuar p\u00ebrpunimin e pakove t\u00eb segmentuara. Vulnerabiliteti shkaktohet nga nj\u00eb gabim n\u00eb zbatimin e mekanizmit zerocopy n\u00eb funksionin skb_gro_receive(), i cili kryen ndryshime direkte n\u00eb t\u00eb dh\u00ebnat n\u00eb cache t\u00eb faqeve p\u00ebr t\u00eb shmangur buferizimin e tep\u00ebrt. Kur flagu SKBFL_MANAGED_FRAG_REFS ishte i vendosur, ruajtja e lidhjes mbi faqet e memories q\u00eb \u00e7liroheshin n\u00eb fush\u00ebn shinfo->frags ishte e injoruar, pas s\u00eb cil\u00ebs kjo fush\u00eb lidhej me nj\u00eb skb tjet\u00ebr pa ndryshuar num\u00ebruesin e lidhjeve, \u00e7ka shkaktonte p\u00ebrdorimin e memories pas \u00e7lirimit t\u00eb saj (use-after-free). Problemi arriti t\u00eb eksploatohet p\u00ebr t\u00eb ri-shkruar t\u00eb dh\u00ebnat n\u00eb cache t\u00eb faqeve, fal\u00eb manipulimit me treguesin n\u00eb bufferin io_uring. <\/p>\n

Sulmi \u00ebsht\u00eb i mundsh\u00ebm n\u00eb sisteme me n\u00ebn-sistemin io_uring t\u00eb aktivizuar (io_uring_disabled=0). P\u00ebr t\u00eb funksionuar eksploiti, duhet t\u00eb ket\u00eb nj\u00eb skedar ekzekutiv q\u00eb lejohet p\u00ebr t\u00eb lexuar me flagun SUID-root. Mekanizmi i eksploatimit p\u00ebrfshin at\u00eb q\u00eb sulmuesi arrihet t\u00eb nxjerr\u00eb baz\u00ebn e p\u00ebrdoruesve n\u00eb cache t\u00eb faqeve, pas s\u00eb cil\u00ebs vendos n\u00eb cache stringun \u00abhax::0:0::\/root:\/bin\/sh\u00bb. Pas k\u00ebsaj, ekzekutohet komanda \u00absu hax\u00bb, e cila merr jo baz\u00ebn origjinale t\u00eb p\u00ebrdoruesve nga ruajt\u00ebsi, por nj\u00eb kopje t\u00eb modifikuar me login e rrem\u00eb \u00abhax\u00bb, i cili ka t\u00eb drejtat root dhe nj\u00eb fjal\u00ebkalim t\u00eb zbraz\u00ebt. Funksionimi i eksploiti \u00ebsht\u00eb testuar n\u00eb Ubuntu 24.04.
\n
Burimi: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u0412 \u043e\u0442\u043a\u0440\u044b\u0442\u043e\u043c \u0434\u043e\u0441\u0442\u0443\u043f\u0435 \u0440\u0430\u0437\u043c\u0435\u0449\u0451\u043d \u044d\u043a\u0441\u043f\u043b\u043e\u0438\u0442 \u0434\u043b\u044f \u0441\u0435\u0434\u044c\u043c\u043e\u0439 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 (1, 2-3, 4, 5, 6) \u0432 \u044f\u0434\u0440\u0435 Linux, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0435\u0439 \u043d\u0435\u043f\u0440\u0438\u0432\u0438\u043b\u0435\u0433\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u043c\u0443 \u043b\u043e\u043a\u0430\u043b\u044c\u043d\u043e\u043c\u0443 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044e \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c \u043f\u0440\u0430\u0432\u0430 root, \u043f\u0435\u0440\u0435\u0437\u0430\u043f\u0438\u0441\u0430\u0432 \u0434\u0430\u043d\u043d\u044b\u0435 \u0432 \u0441\u0442\u0440\u0430\u043d\u0438\u0447\u043d\u043e\u043c \u043a\u044d\u0448\u0435. CVE-\u0438\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440 \u0435\u0449\u0451 \u043d\u0435 \u043f\u0440\u0438\u0441\u0432\u043e\u0435\u043d, \u043a\u0440\u043e\u043c\u0435 \u043a\u043e\u0434\u0430 \u044d\u043a\u0441\u043f\u043b\u043e\u0438\u0442\u0430 \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438 \u043e \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u0435 \u043f\u043e\u043a\u0430 \u043d\u0435\u0442. \u0418\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0435 \u0434\u043e\u0441\u0442\u0443\u043f\u043d\u043e \u0442\u043e\u043b\u044c\u043a\u043e \u0432 \u0432\u0438\u0434\u0435 \u043f\u0430\u0442\u0447\u0430, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d 20 \u043c\u0430\u044f \u0438 21 \u043c\u0430\u044f \u0431\u044b\u043b \u043f\u0440\u0438\u043d\u044f\u0442 […]<\/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-181668","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\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\udd47GRO Frag \u2014 dob\u00ebsia e shtat\u00eb e klas\u00ebs Copy Fail, e cila ofron t\u00eb drejtat root n\u00eb Linux | ProHoster","description":"N\u00eb dispozicion t\u00eb hapur \u00ebsht\u00eb publikuar nj\u00eb eksploit p\u00ebr dob\u00ebsin\u00eb e shtat\u00eb (1, 2-3, 4, 5, 6) n\u00eb b\u00ebrtham\u00ebn Linux, e cila i lejon nj\u00eb p\u00ebrdoruesi lokal t\u00eb pa privilegjuar t\u00eb fitoj\u00eb t\u00eb drejtat root duke e rishkruar t\u00eb dh\u00ebnat n\u00eb keqin e faqes.","canonical_url":"https:\/\/prohoster.info\/sq\/blog\/news\/gro-frag-sedmaya-uyazvimost-klassa-copy-fail-predostavlyayushhaya-prava-root-v-linux","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"sq_AL","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\udd47GRO Frag \u2014 \u0441\u0435\u0434\u044c\u043c\u0430\u044f \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u043a\u043b\u0430\u0441\u0441\u0430 Copy Fail, \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u044e\u0449\u0430\u044f \u043f\u0440\u0430\u0432\u0430 root \u0432 Linux | ProHoster","og:description":"\u0412 \u043e\u0442\u043a\u0440\u044b\u0442\u043e\u043c \u0434\u043e\u0441\u0442\u0443\u043f\u0435 \u0440\u0430\u0437\u043c\u0435\u0449\u0451\u043d \u044d\u043a\u0441\u043f\u043b\u043e\u0438\u0442 \u0434\u043b\u044f \u0441\u0435\u0434\u044c\u043c\u043e\u0439 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 (1, 2-3, 4, 5, 6) \u0432 \u044f\u0434\u0440\u0435 Linux, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0435\u0439 \u043d\u0435\u043f\u0440\u0438\u0432\u0438\u043b\u0435\u0433\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u043c\u0443 \u043b\u043e\u043a\u0430\u043b\u044c\u043d\u043e\u043c\u0443 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044e \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c \u043f\u0440\u0430\u0432\u0430 root, \u043f\u0435\u0440\u0435\u0437\u0430\u043f\u0438\u0441\u0430\u0432 \u0434\u0430\u043d\u043d\u044b\u0435 \u0432 \u0441\u0442\u0440\u0430\u043d\u0438\u0447\u043d\u043e\u043c \u043a\u044d\u0448\u0435.","og:url":"https:\/\/prohoster.info\/sq\/blog\/news\/gro-frag-sedmaya-uyazvimost-klassa-copy-fail-predostavlyayushhaya-prava-root-v-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":"2026-05-22T22:25:11+00:00","article:modified_time":"2026-05-22T22:25:11+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\/sq\/wp-json\/wp\/v2\/posts\/181668","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/sq\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/sq\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/sq\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/sq\/wp-json\/wp\/v2\/comments?post=181668"}],"version-history":[{"count":0,"href":"https:\/\/prohoster.info\/sq\/wp-json\/wp\/v2\/posts\/181668\/revisions"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/sq\/wp-json\/wp\/v2\/media?parent=181668"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/sq\/wp-json\/wp\/v2\/categories?post=181668"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/sq\/wp-json\/wp\/v2\/tags?post=181668"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}