{"id":100477,"date":"2021-06-09T10:22:59","date_gmt":"2021-06-09T08:22:59","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/reliz-zagruzochnogo-menedzhera-gnu-grub-2-06"},"modified":"2021-06-09T10:22:59","modified_gmt":"2021-06-09T08:22:59","slug":"reliz-zagruzochnogo-menedzhera-gnu-grub-2-06","status":"publish","type":"post","link":"https:\/\/prohoster.info\/da\/blog\/news\/reliz-zagruzochnogo-menedzhera-gnu-grub-2-06","title":{"rendered":"Udgivelse af boot manager GNU GRUB 2.06","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Efter to \u00e5rs udvikling pr\u00e6senteres den stabile udgave af den modul\u00e6re multiplatform bootloader GNU GRUB 2.06 (GRand Unified Bootloader). GRUB underst\u00f8tter en bred vifte af platforme, herunder almindelige pc'er med BIOS, IEEE-1275-platforme (hardware baseret p\u00e5 PowerPC\/Sparc64), EFI-systemer, RISC-V, udstyr baseret p\u00e5 MIPS-kompatible Loongson 2E-processorer, Itanium-systemer, ARM, ARM64 og ARCS (SGI), enheder, der bruger det frie CoreBoot-pakke.    <\/p>\n<p>Hovednyhederne:  <\/p>\n<ul>\n<li class=\"l\"> Underst\u00f8ttelse af SBAT-mekanismen (UEFI Secure Boot Advanced Targeting) er blevet tilf\u00f8jet, der l\u00f8ser problemer med tilbagekaldelse af certifikater, som bootloadere til UEFI Secure Boot er underskrevet med. SBAT indeb\u00e6rer tilf\u00f8jelse af nye metadata, der er underskrevet med en digital signatur, og som kan inkluderes i lister over tilladte eller blokerede komponenter til UEFI Secure Boot. De angivne metadata g\u00f8r det muligt at manipulere versionsnumre af komponenter ved tilbagekaldelse uden at skulle regenerere n\u00f8gler til Secure Boot og uden at skulle danne nye signaturer.\n<li class=\"l\"> Underst\u00f8ttelse af LUKS2 disk krypteringsformatet er blevet tilf\u00f8jet, hvilket adskiller sig fra LUKS1 ved en forenklet n\u00f8gleh\u00e5ndteringssystem, muligheden for at bruge store sektorer (4096 i stedet for 512, hvilket reducerer belastningen ved dekryptering), anvendelse af symbolske identifikatorer for partitioner og midler til backup af metadata med mulighed for automatisk genoprettelse fra en kopi i tilf\u00e6lde af beskadigelse.\n<li class=\"l\"> Underst\u00f8ttelse af korte MBR gap (omr\u00e5det mellem MBR og begyndelsen af partitionen, som GRUB bruger til at gemme den del af bootloaderen, der ikke kan v\u00e6re i MBR-sektoren) er blevet oph\u00f8rt.\n<li class=\"l\"> Underst\u00f8ttelse af XSM-moduler (Xen Security Modules) er blevet tilf\u00f8jet, hvilket g\u00f8r det muligt at definere yderligere begr\u00e6nsninger og bef\u00f8jelser for Xen-hypervisoren, <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/da\/vps\/\"   title=\"virtual machines\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"2061\">virtual machines<\/a> og tilknyttede ressourcer.\n<li class=\"l\"> Lockdown-mekanismen er implementeret, som ligner det tilsvarende s\u00e6t begr\u00e6nsninger i Linux-kernen. Lockdown blokerer mulige omg\u00e5elsesveje for UEFI Secure Boot, for eksempel forbyder adgang til visse ACPI-gr\u00e6nseflader og CPU's MSR-registre, begr\u00e6nser brugen af DMA til PCI-enheder, blokerer import af ACPI-kode fra EFI-variabler, manipulationer med input\/output-porte er ikke tilladt.\n<li class=\"l\"> U utility os-prober er som standard blevet deaktiveret, hvilket finder boot-partitioner fra andre operativsystemer og tilf\u00f8jer dem til bootmenuen.\n<li class=\"l\"> Patcher, forberedt af forskellige Linux-distributioner, er blevet backporteret.\n<li class=\"l\"> Sikkerhedsproblemerne BootHole og BootHole2 er blevet l\u00f8st.\n<li class=\"l\"> Mulighed for samling med GCC 10 og Clang 10 er implementeret.    <\/ul>\n<p>Kilde: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=55301\">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 2.06 (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, RISC-V, \u043e\u0431\u043e\u0440\u0443\u0434\u043e\u0432\u0430\u043d\u0438\u0435 \u043d\u0430 \u043e\u0441\u043d\u043e\u0432\u0435 MIPS-\u0441\u043e\u0432\u043c\u0435\u0441\u0442\u0438\u043c\u043e\u0433\u043e \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0440\u0430 Loongson 2E, \u0441\u0438\u0441\u0442\u0435\u043c\u044b Itanium, ARM, ARM64 \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. \u041e\u0441\u043d\u043e\u0432\u043d\u044b\u0435 [&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-100477","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 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