{"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\/fr\/blog\/news\/reliz-zagruzochnogo-menedzhera-gnu-grub-2-06","title":{"rendered":"Sortie du gestionnaire de d\u00e9marrage GNU GRUB 2.06.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Apr\u00e8s deux ans de d\u00e9veloppement, la version stable du gestionnaire de d\u00e9marrage modulaire multiplateforme GNU GRUB 2.06 (GRand Unified Bootloader) est pr\u00e9sent\u00e9e. GRUB prend en charge une large gamme de plateformes, y compris les PC classiques avec BIOS, les plateformes IEEE-1275 (mat\u00e9riel bas\u00e9 sur PowerPC\/Sparc64), les syst\u00e8mes EFI, RISC-V, mat\u00e9riel bas\u00e9 sur le processeur compatible MIPS Loongson 2E, syst\u00e8mes Itanium, ARM, ARM64 et ARCS (SGI), ainsi que les dispositifs utilisant le package libre CoreBoot.    <\/p>\n<p>Les principales nouveaut\u00e9s :  <\/p>\n<ul>\n<li class=\"l\"> Ajout de la prise en charge du m\u00e9canisme SBAT (UEFI Secure Boot Advanced Targeting), qui r\u00e9sout les probl\u00e8mes de r\u00e9vocation des certificats avec lesquels les chargeurs de d\u00e9marrage pour UEFI Secure Boot sont sign\u00e9s. SBAT implique l'ajout de nouvelles m\u00e9tadonn\u00e9es qui sont sign\u00e9es num\u00e9riquement et peuvent \u00eatre incluses dans des listes de composants autoris\u00e9s ou interdits pour UEFI Secure Boot. Ces m\u00e9tadonn\u00e9es permettent de manipuler les num\u00e9ros de version des composants lors de la r\u00e9vocation sans avoir \u00e0 r\u00e9g\u00e9n\u00e9rer les cl\u00e9s pour Secure Boot et sans g\u00e9n\u00e9rer de nouvelles signatures.\n<li class=\"l\"> Ajout de la prise en charge du format de cryptage de disque LUKS2, qui se distingue de LUKS1 par un syst\u00e8me de gestion de cl\u00e9s simplifi\u00e9, la possibilit\u00e9 d'utiliser des secteurs de grande taille (4096 au lieu de 512, r\u00e9duisant la charge lors du d\u00e9cryptage), l'utilisation d'identifiants symboliques de partitions et des moyens de sauvegarde des m\u00e9tadonn\u00e9es avec possibilit\u00e9 de r\u00e9cup\u00e9ration automatique \u00e0 partir d'une copie en cas de d\u00e9tection de dommages.\n<li class=\"l\"> La prise en charge des courtes MBR gap (zone entre MBR et le d\u00e9but de la partition disque, utilis\u00e9e dans GRUB pour stocker une partie du chargeur de d\u00e9marrage ne tenant pas dans le secteur MBR) a \u00e9t\u00e9 arr\u00eat\u00e9e.\n<li class=\"l\"> Ajout de la prise en charge des modules XSM (Xen Security Modules), permettant de d\u00e9finir des contraintes et des privil\u00e8ges suppl\u00e9mentaires pour l'hyperviseur Xen, <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/fr\/vps\/\"   title=\"machines virtuelles\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"2061\">machines virtuelles<\/a> et les ressources qui y sont associ\u00e9es.\n<li class=\"l\"> Un m\u00e9canisme de verrouillage a \u00e9t\u00e9 mis en \u0153uvre, similaire \u00e0 un ensemble de restrictions dans le noyau Linux. Le verrouillage bloque les chemins potentiels pour contourner UEFI Secure Boot, par exemple, il interdit l'acc\u00e8s \u00e0 certaines interfaces ACPI et registres MSR CPU, limite l'utilisation de DMA pour les dispositifs PCI, bloque l'importation de code ACPI \u00e0 partir de variables EFI, et emp\u00eache les manipulations avec les ports d'entr\u00e9e\/sortie.\n<li class=\"l\"> Par d\u00e9faut, l'utilitaire os-prober, qui d\u00e9tecte les partitions de d\u00e9marrage d'autres OS et les ajoute au menu de d\u00e9marrage, est d\u00e9sactiv\u00e9.\n<li class=\"l\"> Des correctifs pr\u00e9par\u00e9s par diverses distributions Linux ont \u00e9t\u00e9 backport\u00e9s.\n<li class=\"l\"> Les vuln\u00e9rabilit\u00e9s BootHole et BootHole2 ont \u00e9t\u00e9 corrig\u00e9es.\n<li class=\"l\"> La possibilit\u00e9 de compilation avec GCC 10 et Clang 10 a \u00e9t\u00e9 mise en \u0153uvre.    <\/ul>\n<p>Source : <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 5.0.2 - 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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