{"id":170100,"date":"2026-04-30T12:24:42","date_gmt":"2026-04-30T10:24:42","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/cve-2026-31431-lokalnaya-uyazvimost-s-povysheniem-privilegij-vo-vseh-sovremennyh-linux"},"modified":"2026-04-30T12:24:42","modified_gmt":"2026-04-30T10:24:42","slug":"cve-2026-31431-lokalnaya-uyazvimost-s-povysheniem-privilegij-vo-vseh-sovremennyh-linux","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/cve-2026-31431-lokalnaya-uyazvimost-s-povysheniem-privilegij-vo-vseh-sovremennyh-linux","title":{"rendered":"CVE-2026-31431: helyi jogosults\u00e1g-n\u00f6vel\u00e9si s\u00e9r\u00fcl\u00e9kenys\u00e9g minden modern Linux rendszeren","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex>      <noindex><\/p>\n<p>Kib\u0151v\u00edtett inform\u00e1ci\u00f3k \u00e9rkeztek a &laquo;Copy Fail&raquo; sebezhet\u0151s\u00e9gr\u0151l <a rel=\"nofollow\" href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2026-31431\">CVE-2026-31431<\/a> (Alap pontsz\u00e1m: 7.8 MAGAS), amely lehet\u0151v\u00e9 teszi b\u00e1rmely lok\u00e1lis felhaszn\u00e1l\u00f3 sz\u00e1m\u00e1ra a root jogosults\u00e1gok helyi megszerz\u00e9s\u00e9t speci\u00e1lis eszk\u00f6z\u00f6k \u00e9s felt\u00e9telek n\u00e9lk\u00fcl. A legt\u00f6bb 2017 \u00f3ta kiadott rendszert \u00e9rinti.<\/p>\n<p><\/noindex><\/noindex><\/p>\n<p>A sebezhet\u0151s\u00e9g egy hiba miatt mer\u00fcl fel az authencesn - kriptogr\u00e1fiai sablonban a Linux kernelben - \u00e9s az AF_ALG interf\u00e9szen kereszt\u00fcl kihaszn\u00e1lhat\u00f3.<\/p>\n<p>A Python k\u00f3d\u00fa exploit el\u00e9rhet\u0151 732 b\u00e1jt m\u00e9retben.<\/p>\n<p>Minden t\u00f6bbfelhaszn\u00e1l\u00f3s rendszerhez \u00e9s elszigetelt k\u00f6rnyezethez javasolt a kernel friss\u00edt\u00e9se a 72548b093ee3 commit visszag\u00f6rget\u00e9s\u00e9vel a jav\u00edt\u00e1sok megjelen\u00e9s\u00e9vel.<\/p>\n<p>A sebezhet\u0151s\u00e9g bez\u00e1r\u00e1s\u00e1nak hat\u00e9kony m\u00f3dja a kernelben az algif_aead modul letilt\u00e1sa a friss\u00edt\u00e9s el\u0151tt. Ennek letilt\u00e1sa nem gyakorol \u00e9szlelhet\u0151 hat\u00e1st azokon a rendszereken, ahol a kriptogr\u00e1fiai eszk\u00f6z\u00f6k kifejezetten nem az AF_ALG interf\u00e9szen kereszt\u00fcl m\u0171k\u00f6dnek.<\/p>\n<p>Forr\u00e1s: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.linux.org.ru\/news\/security\/18278962\">linux.org.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u044b \u043f\u043e\u0434\u0440\u043e\u0431\u043d\u043e\u0441\u0442\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 &laquo;Copy Fail&raquo; CVE-2026-31431 (Base Score: 7.8 HIGH), \u043a\u043e\u0442\u043e\u0440\u0430\u044f \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0438\u0432\u0430\u0435\u0442 \u043b\u043e\u043a\u0430\u043b\u044c\u043d\u043e\u0435 \u043f\u043e\u0432\u044b\u0448\u0435\u043d\u0438\u0435 \u043f\u0440\u0438\u0432\u0438\u043b\u0435\u0433\u0438\u0439 \u0434\u043e root \u043b\u044e\u0431\u043e\u0433\u043e \u043b\u043e\u043a\u0430\u043b\u044c\u043d\u043e\u0433\u043e \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044f \u0431\u0435\u0437 \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u044c\u043d\u044b\u0445 \u0441\u0440\u0435\u0434\u0441\u0442\u0432 \u0438 \u0443\u0441\u043b\u043e\u0432\u0438\u0439. \u0417\u0430\u0442\u0440\u043e\u043d\u0443\u0442\u044b \u0431\u043e\u043b\u044c\u0448\u0438\u043d\u0441\u0442\u0432\u043e \u0441\u0438\u0441\u0442\u0435\u043c, \u0432\u044b\u043f\u0443\u0449\u0435\u043d\u043d\u044b\u0445 \u0441 2017 \u0433\u043e\u0434\u0430. \u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0441\u0432\u044f\u0437\u0430\u043d\u0430 \u0441 \u043e\u0448\u0438\u0431\u043a\u043e\u0439 \u0432 authencesn \u2014 \u043a\u0440\u0438\u043f\u0442\u043e\u0433\u0440\u0430\u0444\u0438\u0447\u0435\u0441\u043a\u043e\u043c \u0448\u0430\u0431\u043b\u043e\u043d\u0435 \u0432 \u044f\u0434\u0440\u0435 Linux \u2014 \u0438 \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0438\u0440\u0443\u0435\u0442\u0441\u044f \u0447\u0435\u0440\u0435\u0437 \u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0439\u0441 AF_ALG. \u0414\u043e\u0441\u0442\u0443\u043f\u0435\u043d \u044d\u043a\u0441\u043f\u043b\u043e\u0438\u0442 \u0441 \u043a\u043e\u0434\u043e\u043c \u043d\u0430 [&hellip;]<\/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-170100","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" 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