{"id":23027,"date":"2026-03-13T10:21:09","date_gmt":"2026-03-13T10:21:09","guid":{"rendered":"https:\/\/www.europesays.com\/cz\/23027\/"},"modified":"2026-03-13T10:21:09","modified_gmt":"2026-03-13T10:21:09","slug":"takhle-vypada-bleskovy-utok-na-moderni-android-telefony-smartmania-cz","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/cz\/23027\/","title":{"rendered":"takhle vypad\u00e1 bleskov\u00fd \u00fatok na modern\u00ed Android telefony \u2013 SMARTmania.cz"},"content":{"rendered":"<p>          <a href=\"https:\/\/www.europesays.com\/cz\/wp-content\/uploads\/2026\/03\/CMF-Phone-1-3.jpg\"><br \/>\n            <img width=\"1200\" height=\"675\" src=\"data:image\/svg+xml,%3Csvg%20xmlns=\" http:=\"\" data-image_source=\"AndroidAuthority\" class=\"attachment-full size-full wp-post-image\" alt=\"CMF Phone 1 zezadu v oran\u017eov\u00e9 barv\u011b\" decoding=\"async\" fetchpriority=\"high\" data-lazy- data-lazy- title=\"CMF Phone 1 (3)\" data-lazy-src=\"https:\/\/www.europesays.com\/cz\/wp-content\/uploads\/2026\/03\/CMF-Phone-1-3.jpg\"\/><img width=\"1200\" height=\"675\" src=\"https:\/\/www.europesays.com\/cz\/wp-content\/uploads\/2026\/03\/CMF-Phone-1-3.jpg\" data-image_source=\"AndroidAuthority\" class=\"attachment-full size-full wp-post-image\" alt=\"CMF Phone 1 zezadu v oran\u017eov\u00e9 barv\u011b\" decoding=\"async\" fetchpriority=\"high\"   title=\"CMF Phone 1 (3)\"\/><br \/>\n          <\/a><\/p>\n<p>        V\u00a0mobiln\u00edch \u010dipsetech od MediaTeku byla objevena z\u00e1va\u017en\u00e1 zranitelnost<br \/>\nB\u011bhem necel\u00e9 minuty lze z\u00edskat p\u0159\u00edstup k\u00a0nejcitliv\u011bj\u0161\u00edm dat\u016fm<br \/>\nNa bezpe\u010dnostn\u00ed chybu upozornila spole\u010dnost Ledger vyr\u00e1b\u011bj\u00edc\u00ed hardwarov\u00e9 kryptopen\u011b\u017eenky<\/p>\n<p>V\u00a0\u010dipech od spole\u010dnosti MediaTek byla objevena z\u00e1va\u017en\u00e1 bezpe\u010dnostn\u00ed chyba, kter\u00e1 \u00fato\u010dn\u00edk\u016fm dovoluje prolomit zabezpe\u010den\u00ed telefonu a dostat se k\u00a0nejcitliv\u011bj\u0161\u00edm informac\u00edm. Tato zranitelnost byla opravena v\u00a0lednu leto\u0161n\u00edho roku, av\u0161ak zdaleka ne v\u0161ichni bezpe\u010dnostn\u00ed update dostali. V\u00a0ohro\u017een\u00ed jsou st\u00e1le miliony telefon\u016f nap\u0159\u00ed\u010d v\u0161emi cenov\u00fdmi segmenty \u2013 od low-endov\u00fdch za\u0159\u00edzen\u00ed a\u017e po vlajkov\u00e9 modely.<\/p>\n<p>                    <a href=\"https:\/\/smartmania.cz\/jbl-spustilo-limitovanou-akci-premiova-sluchatka-nyni-poridite-vyrazne-levneji\/\" rel=\"nofollow noopener\" target=\"_blank\"><br \/><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"200\" src=\"data:image\/svg+xml,%3Csvg%20xmlns=\" http:=\"\" class=\"attachment-thumbnail size-thumbnail wp-post-image\" alt=\"JBL Tour One M3 Smart TX\" data-lazy- data-lazy- title=\"JBL Tour One M3 Smart TX\" data-lazy-src=\"https:\/\/www.europesays.com\/cz\/wp-content\/uploads\/2026\/03\/JBL-Tour-One-M3-Smart-Tx-1-300x200.jpg\"\/><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"200\" src=\"https:\/\/www.europesays.com\/cz\/wp-content\/uploads\/2026\/03\/JBL-Tour-One-M3-Smart-Tx-1-300x200.jpg\" class=\"attachment-thumbnail size-thumbnail wp-post-image\" alt=\"JBL Tour One M3 Smart TX\"   title=\"JBL Tour One M3 Smart TX\"\/><br \/><\/a><br \/>Nep\u0159ehl\u00e9dn\u011bte<br \/><a href=\"https:\/\/smartmania.cz\/jbl-spustilo-limitovanou-akci-premiova-sluchatka-nyni-poridite-vyrazne-levneji\/\" rel=\"nofollow noopener\" target=\"_blank\">JBL spustilo limitovanou akci: pr\u00e9miov\u00e1 sluch\u00e1tka nyn\u00ed po\u0159\u00edd\u00edte v\u00fdrazn\u011b levn\u011bji<\/a><br \/>\u010cipy od MediaTeku trp\u00ed z\u00e1va\u017enou chybou<\/p>\n<p>Bezpe\u010dnostn\u00ed chybu v\u00a0\u010dipech od MediaTeku objevila skupina Donjon ze spole\u010dnosti Ledger, kter\u00e1 vyr\u00e1b\u00ed hardwarov\u00e9 kryptopen\u011b\u017eenky. Zneu\u017eit\u00ed t\u00e9to zranitelnosti t\u00fdm demonstroval na smartphonu CMF Phone (1), u kter\u00e9ho za pouh\u00fdch 45 sekund z\u00edskali PIN k\u00a0za\u0159\u00edzen\u00ed, p\u0159\u00edstup k\u00a0de\u0161ifrovan\u00e9mu \u00falo\u017ei\u0161ti a k\u00a0dat\u016fm z popul\u00e1rn\u00edch softwarov\u00fdch kryptopen\u011b\u017eenek. Telefon byl p\u0159itom vypnut\u00fd, sta\u010dilo jej pouze p\u0159ipojit k\u00a0notebooku. \u00dato\u010dn\u00edk nemus\u00ed disponovat \u017e\u00e1dn\u00fdmi p\u0159\u00edstupov\u00fdmi \u00fadaji, sta\u010d\u00ed mu pouze fyzick\u00fd p\u0159\u00edstup k\u00a0samotn\u00e9mu za\u0159\u00edzen\u00ed.<\/p>\n<p><a href=\"https:\/\/smartmania.cz\/wp-content\/uploads\/2026\/03\/Tweet.jpg\" rel=\"lightbox nofollow noopener\" target=\"_blank\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-medium wp-image-415339\" title=\"Tweet\" src=\"data:image\/svg+xml,%3Csvg%20xmlns=\" http:=\"\" alt=\"Tweet\" width=\"875\" height=\"342\" data-lazy- data-lazy- data-lazy-src=\"https:\/\/www.europesays.com\/cz\/wp-content\/uploads\/2026\/03\/Tweet-875x342.jpg\"\/><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-medium wp-image-415339\" title=\"Tweet\" src=\"https:\/\/www.europesays.com\/cz\/wp-content\/uploads\/2026\/03\/Tweet-875x342.jpg\" alt=\"Tweet\" width=\"875\" height=\"342\"  \/><\/a><\/p>\n<p>Chyba se dle v\u0161eho net\u00fdk\u00e1 pouze \u010dipsetu MediaTek Dimensity 7300, kter\u00fd CMF Phone (1) poh\u00e1n\u00ed, ale prakticky v\u0161ech \u010dipov\u00fdch sad MediaTek, kter\u00e9 vyu\u017e\u00edvaj\u00ed Trustonic TEE (Trusted Exectution Enviroment, co\u017e je zabezpe\u010den\u00e1 oblast nach\u00e1zej\u00edc\u00ed se p\u0159\u00edmo v\u00a0hlavn\u00edm procesoru. V\u00a0tomto jsou na tom l\u00e9pe \u010dipy od Googlu, Samsungu nebo Qualcommu, kter\u00e9 udr\u017euj\u00ed citliv\u00e9 informace na zvl\u00e1\u0161tn\u00edm \u010dipu izolovan\u00e9m od hlavn\u00edho \u010dipsetu.<\/p>\n<p>Nalezen\u00e1 zranitelnost byla ozna\u010dena identifik\u00e1torem CVE-2026-20435 a zodpov\u011bdn\u011b nahl\u00e1\u0161ena MediaTeku. Ten ji potvrdil a 5. ledna leto\u0161n\u00edho roku poskytl v\u00fdrobc\u016fm smartphon\u016f softwarovou opravu. Bohu\u017eel ne v\u0161ichni vyd\u00e1vaj\u00ed aktualizace dostate\u010dn\u011b pru\u017en\u011b, zvl\u00e1\u0161t\u011b u levn\u00fdch telefon\u016f m\u016f\u017ee b\u00fdt probl\u00e9m st\u00e1le aktu\u00e1ln\u00ed. Pokud tedy vlastn\u00edte telefon s\u00a0procesorem od MediaTeku, doporu\u010dujeme instalaci nejnov\u011bj\u0161\u00edch aktualizac\u00ed.<\/p>\n<p><a href=\"https:\/\/smartmania.cz\/wp-content\/uploads\/2026\/03\/MediaTek.jpg\" rel=\"lightbox nofollow noopener\" target=\"_blank\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-415340\" title=\"Dot\u010den\u00e9 \u010dipsety od MediaTeku\" src=\"data:image\/svg+xml,%3Csvg%20xmlns=\" http:=\"\" alt=\"Dot\u010den\u00e9 \u010dipsety od MediaTeku\" width=\"875\" height=\"78\" data-lazy- data-lazy- data-lazy-src=\"https:\/\/www.europesays.com\/cz\/wp-content\/uploads\/2026\/03\/MediaTek-875x78.jpg\"\/><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-415340\" title=\"Dot\u010den\u00e9 \u010dipsety od MediaTeku\" src=\"https:\/\/www.europesays.com\/cz\/wp-content\/uploads\/2026\/03\/MediaTek-875x78.jpg\" alt=\"Dot\u010den\u00e9 \u010dipsety od MediaTeku\" width=\"875\" height=\"78\"  \/><\/a>Dot\u010den\u00e9 \u010dipsety od MediaTeku<\/p>\n<p>Nen\u00ed to poprv\u00e9, co v\u00fdzkumn\u00e1 skupina spole\u010dnosti Ledger objevila v\u00a0\u010dipech od MediaTeku bezpe\u010dnostn\u00ed slabiny \u2013 loni se rovn\u011b\u017e poda\u0159ilo objevil zranitelnosti v\u00a0\u010dipu Dimensity 7300. Zat\u00edm nen\u00ed jasn\u00e9, zda byly tyto chyby n\u011bkdy zneu\u017eit\u00e9 v\u00a0praxi.<\/p>\n<p>    <a id=\"instaLink\" href=\"https:\/\/www.instagram.com\/smartmania.cz\/reels\/?hl=cs\" target=\"_blank\" rel=\"noopener noreferrer nofollow\" style=\"display: none; justify-content: center; align-items: center;\">&#13;<br \/>\n\t<img id=\"instaImage\" alt=\"Sledujte n\u00e1s na Instagramu!\" title=\"Sledujte n\u00e1s na Instagramu!\" style=\"max-width: 100%; height: auto;\"\/>&#13;<br \/>\n<\/a><\/p>\n<p>  Autor \u010dl\u00e1nku<\/p>\n<p>  <a href=\"https:\/\/smartmania.cz\/author\/jakub_karasek\/\" rel=\"nofollow noopener\" target=\"_blank\"><br \/>\n    <img loading=\"lazy\" decoding=\"async\" src=\"data:image\/svg+xml,%3Csvg%20xmlns=\" http:=\"\" data-lazy- width=\"40\" height=\"40\" alt=\"Jakub Kar\u00e1sek\" title=\"Profilov\u00fd obr\u00e1zek redaktora\" data-lazy-src=\"https:\/\/www.europesays.com\/cz\/wp-content\/uploads\/2026\/03\/1773397269_743_560d1dca65557c425da6b1b1fad129ac3a834f1259abe54e9e0696d428222f6f.png\"\/><img decoding=\"async\" src=\"https:\/\/www.europesays.com\/cz\/wp-content\/uploads\/2026\/03\/1773397269_743_560d1dca65557c425da6b1b1fad129ac3a834f1259abe54e9e0696d428222f6f.png\"  width=\"40\" height=\"40\" alt=\"Jakub Kar\u00e1sek\" title=\"Profilov\u00fd obr\u00e1zek redaktora\" loading=\"lazy\"\/><\/p>\n<p>\n      Jakub Kar\u00e1sek\n    <\/p>\n<p>  <\/a><\/p>\n<p>P\u0159\u00edznivec mobiln\u00edch technologi\u00ed, konvertibiln\u00edch za\u0159\u00edzen\u00ed a bezdr\u00e1tov\u00e9ho nab\u00edjen\u00ed, fanou\u0161ek tvrd\u00e9 hudby a milovn\u00edk rychl\u00e9 j\u00edzdy v motok\u00e1r\u00e1ch, na kole a na ly\u017e\u00edch.<\/p>\n<p>      <script async src=\"\/\/www.instagram.com\/embed.js\"><\/script><\/p>\n","protected":false},"excerpt":{"rendered":"V\u00a0mobiln\u00edch \u010dipsetech od MediaTeku byla objevena z\u00e1va\u017en\u00e1 zranitelnost B\u011bhem necel\u00e9 minuty lze z\u00edskat p\u0159\u00edstup k\u00a0nejcitliv\u011bj\u0161\u00edm dat\u016fm Na bezpe\u010dnostn\u00ed&hellip;\n","protected":false},"author":2,"featured_media":23028,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[13],"tags":[1014,9453,74,73,78,75,77,76],"class_list":{"0":"post-23027","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-veda-a-technika","8":"tag-bezpecnost","9":"tag-mediatek","10":"tag-science","11":"tag-science-technology","12":"tag-technika","13":"tag-technology","14":"tag-veda","15":"tag-veda-a-technika"},"share_on_mastodon":{"url":"https:\/\/pubeurope.com\/@cz\/116221370995125235","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/posts\/23027","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/comments?post=23027"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/posts\/23027\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/media\/23028"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/media?parent=23027"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/categories?post=23027"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/tags?post=23027"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}