{"id":93250,"date":"2020-09-04T19:42:05","date_gmt":"2020-09-04T17:42:05","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/kompaniya-oracle-vypustila-yadro-unbreakable-enterprise-kernel-r5u4"},"modified":"2020-09-04T19:42:05","modified_gmt":"2020-09-04T17:42:05","slug":"kompaniya-oracle-vypustila-yadro-unbreakable-enterprise-kernel-r5u4","status":"publish","type":"post","link":"https:\/\/prohoster.info\/fr\/blog\/news\/kompaniya-oracle-vypustila-yadro-unbreakable-enterprise-kernel-r5u4","title":{"rendered":"Oracle a publi\u00e9 le noyau Unbreakable Enterprise Kernel R5U4","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Soci\u00e9t\u00e9 Oracle <noindex><a rel=\"nofollow\" href=\"https:\/\/blogs.oracle.com\/linux\/announcing-the-unbreakable-enterprise-kernel-release-5-update-4-for-oracle-linux\">une mise \u00e0 jour du micrologiciel et un SDK pour l'environnement SGX, dans lequel elle a tent\u00e9 de bloquer l'attaque par contournement. Les m\u00e9thodes propos\u00e9es d'attaque ne sont actuellement applicables qu'aux processeurs Intel, mais il n'est pas exclu que LVI soit adapt\u00e9 \u00e0 d'autres processeurs susceptibles d'\u00eatre sujets aux attaques de type Meltdown.<\/a><\/noindex> quatri\u00e8me mise \u00e0 jour fonctionnelle du noyau <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=48813\">Noyau d'entreprise infrangible R5<\/a><\/noindex>, positionn\u00e9 pour un usage dans la distribution Oracle Linux en tant qu'alternative au paquet standard avec noyau de Red Hat Enterprise Linux. Le noyau est disponible pour les architectures x86_64 et ARM64 (aarch64). Les codes sources du noyau, y compris la d\u00e9coupe en patches s\u00e9par\u00e9s, <noindex><a rel=\"nofollow\" href=\"https:\/\/oss.oracle.com\/git\/?p=linux-uek.git;a=summary\">publi\u00e9s<\/a><\/noindex> dans le d\u00e9p\u00f4t Git public d'Oracle.<\/p>\n<p>Le paquet Noyau d'entreprise infrangible 5 est bas\u00e9 sur le noyau <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=47513\">Linux 4.14<\/a><\/noindex> (L'UEK R4 \u00e9tait bas\u00e9 sur le noyau 4.1, et <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=52670\">l'UEK R6<\/a><\/noindex> sur 5.4), qui est compl\u00e9t\u00e9 par de nouvelles fonctionnalit\u00e9s, optimisations et corrections, et a \u00e9galement \u00e9t\u00e9 test\u00e9 pour sa compatibilit\u00e9 avec la majorit\u00e9 des applications fonctionnant sur RHEL, sp\u00e9cialement optimis\u00e9 pour fonctionner avec les logiciels et mat\u00e9riels industriels Oracle. Les paquets d'installation et src avec le noyau UEK R5U4 <noindex><a rel=\"nofollow\" href=\"https:\/\/yum.oracle.com\/oracle-linux-7.html\">pr\u00e9par\u00e9s<\/a><\/noindex> pour Oracle Linux 7 (aucun obstacle \u00e0 l'utilisation de ce noyau dans des versions similaires de RHEL, CentOS et Scientific Linux). <\/p>\n<p>Am\u00e9liorations cl\u00e9s <noindex><a rel=\"nofollow\" href=\"https:\/\/docs.oracle.com\/en\/operating-systems\/uek\/5\/relnotes5.3\/index.html\">am\u00e9liorations<\/a><\/noindex>:<\/p>\n<ul>\n<li class=\"l\"> Ajout du support pour la r\u00e9servation de plages d'espace d'adresses virtuelles de processus (Process Virtual Address Space Reservation), permettant d'am\u00e9liorer la stabilit\u00e9 des bases de donn\u00e9es Oracle avec la randomisation de la disposition de l'espace d'adresses (ASLR) activ\u00e9e.\n<li class=\"l\"> Des corrections et optimisations r\u00e9centes du noyau principal ont \u00e9t\u00e9 transf\u00e9r\u00e9es pour NFS, li\u00e9es \u00e0 l'acc\u00e8s au cache de pages, au traitement des appels RPC et au support des clients NFSv4. Des probl\u00e8mes de fonctionnement de NFS au-dessus de OCSF2 ont \u00e9t\u00e9 r\u00e9solus.\n<li class=\"l\"> Les outils de diagnostic de la pile TCP ont \u00e9t\u00e9 \u00e9tendus, ajoutant le support de points de trace bas\u00e9s sur eBPF et r\u00e9duisant les co\u00fbts li\u00e9s au tra\u00e7age.\n<li class=\"l\"> De nouveaux correctifs ont \u00e9t\u00e9 transf\u00e9r\u00e9s depuis le noyau 5.6 pour prot\u00e9ger contre les vuln\u00e9rabilit\u00e9s de classe Spectre v1.\n<li class=\"l\"> Les pilotes de p\u00e9riph\u00e9riques ont \u00e9t\u00e9 mis \u00e0 jour, y compris de nouvelles versions de pilotes pour BCM573xx (bnxt_en), Interface h\u00f4te de commutation Ethernet Intel (fm10k), Connexion Ethernet Intel XL710 (i40e), Broadcom MegaRAID SAS (megaraid_sas), LSI MPT Fusion SAS 3.0 (mpt3sas), HBA Fibre Channel QLogic (qla2xxx), Contr\u00f4leur Microsemi Smart Family (smartpqi), P\u00e9riph\u00e9rique de gestion de volume Intel (vmd) et Interface de communication de machine virtuelle Mware (vmw_vmci).\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Source : <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=53657\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Oracle \u0432\u044b\u043f\u0443\u0441\u0442\u0438\u043b\u0430 \u0447\u0435\u0442\u0432\u0451\u0440\u0442\u043e\u0435 \u0444\u0443\u043d\u043a\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u043e\u0435 \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 \u0434\u043b\u044f \u044f\u0434\u0440\u0430 Unbreakable Enterprise Kernel R5, \u043f\u043e\u0437\u0438\u0446\u0438\u043e\u043d\u0438\u0440\u0443\u0435\u043c\u043e\u0433\u043e \u0434\u043b\u044f \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f \u0432 \u0434\u0438\u0441\u0442\u0440\u0438\u0431\u0443\u0442\u0438\u0432\u0435 Oracle Linux \u0432 \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0435 \u0430\u043b\u044c\u0442\u0435\u0440\u043d\u0430\u0442\u0438\u0432\u044b \u0448\u0442\u0430\u0442\u043d\u043e\u043c\u0443 \u043f\u0430\u043a\u0435\u0442\u0443 \u0441 \u044f\u0434\u0440\u043e\u043c \u0438\u0437 Red Hat Enterprise Linux. \u042f\u0434\u0440\u043e \u0434\u043e\u0441\u0442\u0443\u043f\u043d\u043e \u0434\u043b\u044f \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440 x86_64 \u0438 ARM64 (aarch64). \u0418\u0441\u0445\u043e\u0434\u043d\u044b\u0435 \u0442\u0435\u043a\u0441\u0442\u044b \u044f\u0434\u0440\u0430, \u0432\u043a\u043b\u044e\u0447\u0430\u044f \u0440\u0430\u0437\u0431\u0438\u0432\u043a\u0443 \u043d\u0430 \u043e\u0442\u0434\u0435\u043b\u044c\u043d\u044b\u0435 \u043f\u0430\u0442\u0447\u0438, \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u044b \u0432 \u043f\u0443\u0431\u043b\u0438\u0447\u043d\u043e\u043c Git-\u0440\u0435\u043f\u043e\u0437\u0438\u0442\u043e\u0440\u0438\u0438 Oracle. \u041f\u0430\u043a\u0435\u0442 Unbreakable Enterprise [&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-93250","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=\"\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Oracle \u0432\u044b\u043f\u0443\u0441\u0442\u0438\u043b\u0430 \u0447\u0435\u0442\u0432\u0451\u0440\u0442\u043e\u0435 \u0444\u0443\u043d\u043a\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u043e\u0435.\" \/>\n\t<meta name=\"robots\" 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