{"id":113461,"date":"2024-02-08T16:02:47","date_gmt":"2024-02-08T14:02:48","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-chrome-os-121"},"modified":"2024-02-08T16:02:47","modified_gmt":"2024-02-08T14:02:48","slug":"vypusk-chrome-os-121","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/vypusk-chrome-os-121","title":{"rendered":"Vyd\u00e1n\u00ed Chrome OS 121","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Byl vyd\u00e1n nov\u00fd release opera\u010dn\u00edho syst\u00e9mu Chrome OS 121, kter\u00fd je zalo\u017een na j\u00e1d\u0159e Linux, syst\u00e9mov\u00e9m spr\u00e1vci upstart, stavebn\u00edm n\u00e1stroji ebuild\/portage, otev\u0159en\u00fdch komponent\u00e1ch a webov\u00e9m prohl\u00ed\u017ee\u010di Chrome 121. U\u017eivatel\u00e9 Chrome OS maj\u00ed omezen\u00e9 prost\u0159ed\u00ed pro prohl\u00ed\u017een\u00ed webu, zat\u00edmco standardn\u00ed programy jsou nahrazeny webov\u00fdmi aplikacemi. Nicm\u00e9n\u011b Chrome OS zahrnuje plnohodnotn\u00e9 v\u00edceokenn\u00ed rozhran\u00ed, pracovn\u00ed plochu a panel \u00faloh. Zdroje jsou distribuov\u00e1ny pod svobodnou licenc\u00ed Apache 2.0. Verze Chrome OS 120 je k dispozici pro v\u011bt\u0161inu aktu\u00e1ln\u00edch model\u016f Chromebook. Pro b\u011b\u017en\u00e9 po\u010d\u00edta\u010de je nab\u00edzena verze Chrome OS Flex.       <\/p>\n<p>Hlavn\u00ed zm\u011bny v Chrome OS 121:  <\/p>\n<ul>\n<li class=\"l\"> Byla p\u0159id\u00e1na podpora aktivace hlasov\u00e9ho vstupu pomoc\u00ed kl\u00e1vesov\u00e9 zkratky Search + D nebo samostatn\u00e9ho tla\u010d\u00edtka, kter\u00e9 je k dispozici na n\u011bkter\u00fdch kl\u00e1vesnic\u00edch Logitech.    <center><img decoding=\"async\" alt=\"Vyd\u00e1n\u00ed Chrome OS 121\" src=\"\/wp-content\/uploads\/2024\/02\/24c4c66abeff6ee211a5456d2c400324.png\" style=\"display:block;margin: 0 auto;\" \/><\/center>\n<li class=\"l\"> Byla poskytnuta mo\u017enost pou\u017eit\u00ed obrazov\u00e9ho \u010dte\u010dky ChromeVox pro interakci s aplikacemi spu\u0161t\u011bn\u00fdmi v re\u017eimu App Streaming (umo\u017e\u0148uje vzd\u00e1lenou pr\u00e1ci s extern\u00edmi aplikacemi Android, pro kter\u00e9 se v samostatn\u00e9m okn\u011b zobrazuje rozhran\u00ed smartphonu).\n<li class=\"l\"> P\u0159i prvn\u00edm spu\u0161t\u011bn\u00ed Google Assistant byl zastaven zobrazov\u00e1n\u00ed uv\u00edtac\u00edch zpr\u00e1v u\u017eivateli.\n<li class=\"l\"> Byl p\u0159id\u00e1n nov\u00fd ovl\u00e1dac\u00ed gesto, kter\u00e9 umo\u017e\u0148uje zav\u0159en\u00ed vyskakovac\u00edch ozn\u00e1men\u00ed pomoc\u00ed touchpadu.\n<li class=\"l\"> Byla p\u0159id\u00e1na podpora re\u017eimu tisku bez okraj\u016f, kter\u00fd m\u016f\u017ee b\u00fdt nap\u0159\u00edklad pou\u017eit k tisku fotografi\u00ed zab\u00edraj\u00edc\u00edch cel\u00e9 m\u00edsto na fotografick\u00e9m pap\u00edru.\n<li class=\"l\"> V Chrome OS Flex byla ukon\u010dena podpora pro za\u0159\u00edzen\u00ed HP Compaq 6005 Pro, HP Compaq Elite 8100, Lenovo ThinkCentre M77, HP ProBook 6550b, HP 630 a Dell Optiplex 980.\n<li class=\"l\"> Bylo odstran\u011bno 7 zranitelnost\u00ed, z nich\u017e 6 m\u00e1 st\u0159edn\u00ed \u00farove\u0148 z\u00e1va\u017enosti:\n<ul>\n<li class=\"l\"> Zranitelnosti CVE-2024-25556, CVE-2024-1280 a CVE-2024-1281 vedou k z\u00e1pisu dat mimo vyhrazenou pam\u011b\u0165 a ovliv\u0148uj\u00ed ovlada\u010d CAMX, funkci cam_lrme_mgr_hw_prepare_update a funkci PhysmemCreateNewDmaBufBackedPMR.\n<li class=\"l\"> Zranitelnost CVE-2024-25557 je zp\u016fsobena p\u0159\u00edstupem k ji\u017e uvoln\u011bn\u00fdm str\u00e1nk\u00e1m fyzick\u00e9 pam\u011bti (Physical Pages use-after-free) na stran\u011b GPU PowerVR a umo\u017e\u0148uje \u010d\u00edst a zapisovat do fyzick\u00e9 pam\u011bti z prostoru u\u017eivatele.\n<li class=\"l\"> Zranitelnost CVE-2024-25558 je zp\u016fsobena p\u0159ete\u010den\u00edm cel\u00e9ho \u010d\u00edsla v ovlada\u010di GPU PowerVR a umo\u017e\u0148uje zapsat data do oblasti za hranicemi s pam\u011bt\u00ed.\n<li class=\"l\"> CVE-2023-6817 a CVE-2023-6932 \u2014 zranitelnosti v j\u00e1dru Linuxu.\n<li class=\"l\"> Zranitelnost (zat\u00edm bez CVE, p\u0159i\u0159azen\u00fd vysok\u00fd \u00farove\u0148 nebezpe\u010d\u00ed) v okenn\u00edm spr\u00e1vci Ash, zp\u016fsoben\u00e1 p\u0159\u00edstupem k pam\u011bti po jej\u00edm uvoln\u011bn\u00ed.         <\/ul>\n<p>Zdroj: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=60571\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0414\u043e\u0441\u0442\u0443\u043f\u0435\u043d \u0440\u0435\u043b\u0438\u0437 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b Chrome OS 121, \u043e\u0441\u043d\u043e\u0432\u0430\u043d\u043d\u043e\u0439 \u043d\u0430 \u044f\u0434\u0440\u0435 Linux, \u0441\u0438\u0441\u0442\u0435\u043c\u043d\u043e\u043c \u043c\u0435\u043d\u0435\u0434\u0436\u0435\u0440\u0435 upstart, \u0441\u0431\u043e\u0440\u043e\u0447\u043d\u043e\u043c \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u0430\u0440\u0438\u0438 ebuild\/portage, \u043e\u0442\u043a\u0440\u044b\u0442\u044b\u0445 \u043a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442\u0430\u0445 \u0438 web-\u0431\u0440\u0430\u0443\u0437\u0435\u0440\u0435 Chrome 121. \u041f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044c\u0441\u043a\u043e\u0435 \u043e\u043a\u0440\u0443\u0436\u0435\u043d\u0438\u0435 Chrome OS \u043e\u0433\u0440\u0430\u043d\u0438\u0447\u0438\u0432\u0430\u0435\u0442\u0441\u044f web-\u0431\u0440\u0430\u0443\u0437\u0435\u0440\u043e\u043c, \u0430 \u0432\u043c\u0435\u0441\u0442\u043e \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u043d\u044b\u0445 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c \u0437\u0430\u0434\u0435\u0439\u0441\u0442\u0432\u043e\u0432\u0430\u043d\u044b web-\u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f, \u0442\u0435\u043c \u043d\u0435 \u043c\u0435\u043d\u0435\u0435, Chrome OS \u0432\u043a\u043b\u044e\u0447\u0430\u0435\u0442 \u0432 \u0441\u0435\u0431\u044f \u043f\u043e\u043b\u043d\u043e\u0446\u0435\u043d\u043d\u044b\u0439 \u043c\u043d\u043e\u0433\u043e\u043e\u043a\u043e\u043d\u043d\u044b\u0439 \u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0439\u0441, \u0440\u0430\u0431\u043e\u0447\u0438\u0439 \u0441\u0442\u043e\u043b \u0438 \u043f\u0430\u043d\u0435\u043b\u044c \u0437\u0430\u0434\u0430\u0447. \u0418\u0441\u0445\u043e\u0434\u043d\u044b\u0435 \u0442\u0435\u043a\u0441\u0442\u044b \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u044e\u0442\u0441\u044f \u043f\u043e\u0434 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":113462,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-113461","post","type-post","status-publish","format-standard","has-post-thumbnail","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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