{"id":153581,"date":"2026-01-15T11:12:32","date_gmt":"2026-01-15T09:12:32","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/reliz-zagruzochnogo-menedzhera-gnu-grub-2-14"},"modified":"2026-02-14T22:41:30","modified_gmt":"2026-02-14T20:41:30","slug":"reliz-zagruzochnogo-menedzhera-gnu-grub-2-14","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/reliz-zagruzochnogo-menedzhera-gnu-grub-2-14","title":{"rendered":"Uveden\u00ed spr\u00e1vce zav\u00e1d\u011bn\u00ed GNU GRUB 2.14","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Po dvou letech v\u00fdvoje byl p\u0159edstaven stabiln\u00ed release modul\u00e1rn\u00edho multiplatformn\u00edho spr\u00e1vce zav\u00e1d\u011bn\u00ed GNU GRUB 2.14 (GRand Unified Bootloader). GRUB podporuje \u0161irokou \u0161k\u00e1lu platforem, v\u010detn\u011b b\u011b\u017en\u00fdch PC s BIOS, platforem IEEE-1275 (hardware zalo\u017een\u00fd na PowerPC\/Sparc64), EFI syst\u00e9m\u016f, syst\u00e9m\u016f s procesory RISC-V, Loongson, Itanium, ARM, ARM64, LoongArch a ARCS (SGI), za\u0159\u00edzen\u00ed vyu\u017e\u00edvaj\u00edc\u00ed svobodn\u00fd bal\u00ed\u010dek CoreBoot. K\u00f3d projektu je naps\u00e1n v jazyce C a je distribuov\u00e1n pod licenc\u00ed GPLv3.    <\/p>\n<p>Hlavn\u00ed novinky:  <\/p>\n<ul>\n<li class=\"l\"> Byla p\u0159id\u00e1na podpora pro kontrolu integrity dat v logick\u00fdch svazc\u00edch LVM (LVM LV), realizovan\u00e1 pomoc\u00ed dm-integrity.\n<li class=\"l\"> Byla p\u0159id\u00e1na podpora konfigurac\u00ed vyu\u017e\u00edvaj\u00edc\u00edch LVM cachevol pro urychlen\u00ed p\u0159\u00edstupu k pomal\u00fdm disk\u016fm d\u00edky ukl\u00e1d\u00e1n\u00ed dat do rychl\u00fdch \u00falo\u017ei\u0161\u0165.\n<li class=\"l\"> Byla p\u0159id\u00e1na podpora pro souborov\u00fd syst\u00e9m EROFS (Extendable Read-Only File System), vyvinut\u00fd spole\u010dnost\u00ed Huawei pro pou\u017eit\u00ed na odd\u00edlech dostupn\u00fdch v re\u017eimu pouze pro \u010dten\u00ed. Struktura EROFS je v\u00fdrazn\u011b zjednodu\u0161en\u00e1 d\u00edky vynech\u00e1n\u00ed realizace n\u011bkter\u00fdch oblast\u00ed metadat, jako je bitmapa voln\u00fdch blok\u016f. EROFS podporuje ukl\u00e1d\u00e1n\u00ed dat ve zkomprimovan\u00e9 form\u011b, ale pou\u017e\u00edv\u00e1 jin\u00fd p\u0159\u00edstup k ukl\u00e1d\u00e1n\u00ed zkomprimovan\u00fdch blok\u016f, optimalizovan\u00fd pro dosa\u017een\u00ed <a href=\"https:\/\/prohoster.info\/cs\/server\/dts-geneva\/\"  data-wpil-monitor-id=\"3297\">vysok\u00e9ho v\u00fdkonu<\/a> p\u0159i n\u00e1hodn\u00e9m p\u0159\u00edstupu k dat\u016fm.\n<li class=\"l\"> Byla p\u0159id\u00e1na mo\u017enost um\u00edstit blok s prom\u011bnn\u00fdmi prost\u0159ed\u00ed GRUB do vyhrazen\u00e9 oblasti hlavi\u010dky souborov\u00e9ho syst\u00e9mu Btrfs. V t\u011bchto prom\u011bnn\u00fdch mohou b\u00fdt ulo\u017eena data o v\u00fdchoz\u00edm zav\u00e1d\u011bc\u00edm odd\u00edlu.\n<li class=\"l\"> Byla p\u0159id\u00e1na podpora pro spou\u0161t\u011bn\u00ed EFI obraz\u016f GRUB v re\u017eimu ochrany NX (No Execute), kter\u00fd zakazuje vykon\u00e1v\u00e1n\u00ed instrukc\u00ed v oblastech pam\u011bti, kter\u00e9 nejsou speci\u00e1ln\u011b ozna\u010den\u00e9 jako povolen\u00e9 k vykon\u00e1n\u00ed.\n<li class=\"l\"> Byla p\u0159id\u00e1na podpora protokolu Shim loader, kter\u00fd se pou\u017e\u00edv\u00e1 pro ov\u011b\u0159en\u00e9 zav\u00e1d\u011bn\u00ed shim vrstvy pro zav\u00e1d\u011bn\u00ed v re\u017eimu UEFI Secure Boot.\n<li class=\"l\"> Byla p\u0159id\u00e1na podpora pro na\u010d\u00edt\u00e1n\u00ed unifikovan\u00fdch obraz\u016f j\u00e1dra UKI (Unified Kernel Image), kter\u00e9 spojuj\u00ed zpracovatel pro na\u010d\u00edt\u00e1n\u00ed j\u00e1dra z UEFI (UEFI boot stub), obraz j\u00e1dra Linuxu a do pam\u011bti na\u010d\u00edtan\u00e9 syst\u00e9mov\u00e9 prost\u0159ed\u00ed initrd, pou\u017e\u00edvaj\u00edc\u00ed se pro po\u010d\u00e1te\u010dn\u00ed inicializaci ve f\u00e1zi p\u0159ed p\u0159ipojen\u00edm ko\u0159enov\u00e9ho FS. UKI obraz je vytvo\u0159en jako jeden spustiteln\u00fd soubor ve form\u00e1tu PE, kter\u00fd m\u016f\u017ee b\u00fdt na\u010dten pomoc\u00ed tradi\u010dn\u00edch na\u010d\u00edta\u010d\u016f nebo p\u0159\u00edmo vyvol\u00e1n z firmwaru UEFI.\n<li class=\"l\"> Byla p\u0159id\u00e1na podpora univerz\u00e1ln\u00ed konfigurace na\u010d\u00edta\u010de ve form\u00e1tu BLS (Boot Loader Specification), pro jej\u00ed\u017e anal\u00fdzu byla implementov\u00e1na p\u0159\u00edkaz blscfg.\n<li class=\"l\"> Byla p\u0159id\u00e1na podpora sch\u00e9matu hashov\u00e1n\u00ed hesel Argon2.\n<li class=\"l\"> Byla p\u0159id\u00e1na podpora mechanismu \u201eTPM2 key protector\u201c pro automatick\u00e9 odemyk\u00e1n\u00ed za\u0161ifrovan\u00e9ho odd\u00edlu p\u0159i spu\u0161t\u011bn\u00ed, d\u00edky ukl\u00e1d\u00e1n\u00ed informac\u00ed pro de\u0161ifrov\u00e1n\u00ed kl\u00ed\u010d\u016f v TPM (Trusted Platform Module).\n<li class=\"l\"> Byla p\u0159id\u00e1na podpora p\u0159ipojiteln\u00e9ho digit\u00e1ln\u00edho podpisu (Appended Signature, pou\u017e\u00edv\u00e1 se pro p\u0159ipojen\u00ed podpisu k modul\u016fm j\u00e1dra Linuxu bez zm\u011bny samotn\u00e9ho souboru) p\u0159i ov\u011b\u0159ov\u00e1n\u00ed na\u010d\u00edt\u00e1n\u00ed v re\u017eimu Secure Boot na syst\u00e9mech PowerPC.\n<li class=\"l\"> Byla implementov\u00e1na mo\u017enost \u201e\u2014disable-cli\u201c pro zablokov\u00e1n\u00ed rozhran\u00ed p\u0159\u00edkazov\u00e9ho \u0159\u00e1dku GRUB a zak\u00e1z\u00e1n\u00ed \u00faprav polo\u017eek menu.\n<li class=\"l\"> Byla p\u0159id\u00e1na podpora pro data, kter\u00e1 nespad\u00e1 do rozsahu 1901-2038.\n<li class=\"l\"> Byla p\u0159id\u00e1na podpora pro dekompresi dat komprimovan\u00fdch pomoc\u00ed algoritmu ZSTD.\n<li class=\"l\"> Byl proveden p\u0159echod na pou\u017eit\u00ed nov\u00e9 v\u011btve kryptografick\u00e9 knihovny Libgcrypt 1.11.0 (d\u0159\u00edve byla pou\u017eita verze libgcrypt 1.5.3, vydan\u00e1 v roce 2013).\n<li class=\"l\"> Byly odstran\u011bny nahromad\u011bn\u00e9 zranitelnosti (1, 2).       <\/ul>\n<p>Zdroj: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=64615\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u043e\u0441\u043b\u0435 \u0434\u0432\u0443\u0445 \u043b\u0435\u0442 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0441\u0442\u0430\u0431\u0438\u043b\u044c\u043d\u044b\u0439 \u0440\u0435\u043b\u0438\u0437 \u043c\u043e\u0434\u0443\u043b\u044c\u043d\u043e\u0433\u043e \u043c\u043d\u043e\u0433\u043e\u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u0435\u043d\u043d\u043e\u0433\u043e \u043c\u0435\u043d\u0435\u0434\u0436\u0435\u0440\u0430 \u0437\u0430\u0433\u0440\u0443\u0437\u043a\u0438 GNU GRUB 2.14 (GRand Unified Bootloader). GRUB \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u0442 \u0448\u0438\u0440\u043e\u043a\u0438\u0439 \u0441\u043f\u0435\u043a\u0442\u0440 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c, \u0432\u043a\u043b\u044e\u0447\u0430\u044f \u043e\u0431\u044b\u0447\u043d\u044b\u0435 \u041f\u041a \u0441 BIOS, \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b IEEE-1275 (\u043e\u0431\u043e\u0440\u0443\u0434\u043e\u0432\u0430\u043d\u0438\u0435 \u043d\u0430 \u0431\u0430\u0437\u0435 PowerPC\/Sparc64), EFI-\u0441\u0438\u0441\u0442\u0435\u043c\u044b, \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u0441 \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0440\u0430\u043c\u0438 RISC-V, Loongson, Itanium, ARM, ARM64, LoongArch \u0438 ARCS (SGI), \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432\u0430, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044e\u0449\u0438\u0435 \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u044b\u0439 \u043f\u0430\u043a\u0435\u0442 CoreBoot. \u041a\u043e\u0434 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \u043d\u0430\u043f\u0438\u0441\u0430\u043d \u043d\u0430 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-153581","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\" content=\"\u041f\u043e\u0441\u043b\u0435 \u0434\u0432\u0443\u0445 \u043b\u0435\u0442 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0441\u0442\u0430\u0431\u0438\u043b\u044c\u043d\u044b\u0439 \u0440\u0435\u043b\u0438\u0437 \u043c\u043e\u0434\u0443\u043b\u044c\u043d\u043e\u0433\u043e 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mana\u017eera na\u010d\u00edt\u00e1n\u00ed GNU GRUB 2.14 | ProHoster","description":"Po dvou letech v\u00fdvoje byl p\u0159edstaven stabiln\u00ed vyd\u00e1n\u00ed modul\u00e1rn\u00edho multiplatformn\u00edho mana\u017eera na\u010d\u00edt\u00e1n\u00ed GNU GRUB 2.14 (GRand Unified Bootloader).","canonical_url":"https:\/\/prohoster.info\/cs\/blog\/news\/reliz-zagruzochnogo-menedzhera-gnu-grub-2-14","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"cs_CZ","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\u0420\u0435\u043b\u0438\u0437 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