{"id":36891,"date":"2019-10-31T22:14:33","date_gmt":"2019-10-31T19:14:33","guid":{"rendered":"https:\/\/prohoster.info\/blog\/vypusk-red-hat-enterprise-linux-7-7\/"},"modified":"2019-10-31T22:14:33","modified_gmt":"2019-10-31T19:14:33","slug":"vypusk-red-hat-enterprise-linux-7-7","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pt\/blog\/news\/vypusk-red-hat-enterprise-linux-7-7","title":{"rendered":"Lan\u00e7amento do Red Hat Enterprise Linux 7.7","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Empresa Red Hat <noindex><a rel=\"nofollow\" href=\"https:\/\/www.redhat.com\/en\/about\/press-releases\/red-hat-drives-cloud-native-flexibility-enhances-operational-security-latest-version-red-hat-enterprise-linux-7\">lan\u00e7ou<\/a><\/noindex> distribui\u00e7\u00e3o Red Hat Enterprise Linux 7.7. Imagens de instala\u00e7\u00e3o RHEL 7.7  <noindex><a rel=\"nofollow\" href=\"https:\/\/access.redhat.com\/downloads\/\">est\u00e3o dispon\u00edveis<\/a><\/noindex> est\u00e3o dispon\u00edveis para download apenas para usu\u00e1rios registrados do Red Hat Customer Portal e foram preparadas para as arquiteturas x86_64, IBM POWER7+, POWER8 (big endian e little endian) e IBM System z. Os c\u00f3digos-fonte dos pacotes podem ser baixados do <noindex><a rel=\"nofollow\" href=\"https:\/\/git.centos.org\/project\/rpms\">reposit\u00f3rio Git<\/a><\/noindex> do projeto CentOS. <\/p>\n<p>A ramifica\u00e7\u00e3o RHEL 7.x \u00e9 acompanhada paralelamente \u00e0 ramifica\u00e7\u00e3o <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=50644\">RHEL 8.x<\/a><\/noindex> e ser\u00e1 suportada at\u00e9 junho de 2024. O lan\u00e7amento do RHEL 7.7 \u00e9 o \u00faltimo na fase principal de suporte total, que inclui melhorias funcionais. O RHEL 7.8 <noindex><a rel=\"nofollow\" href=\"https:\/\/access.redhat.com\/support\/policy\/updates\/errata\">migrar\u00e1<\/a><\/noindex> para a fase de manuten\u00e7\u00e3o, onde as prioridades se concentrar\u00e3o na corre\u00e7\u00e3o de bugs e seguran\u00e7a, com pequenas melhorias relacionadas ao suporte de sistemas de hardware cr\u00edticos. <\/p>\n<p>Principais <noindex><a rel=\"nofollow\" href=\"https:\/\/access.redhat.com\/documentation\/en-us\/red_hat_enterprise_linux\/7\/html-single\/7.7_release_notes\/\">novidades<\/a><\/noindex>: <\/p>\n<ul>\n<li class=\"l\"> O mecanismo de Live Patching foi completamente suportado (<noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=39235\">kpatch<\/a><\/noindex>) para resolver vulnerabilidades no n\u00facleo do Linux sem reiniciar o sistema e sem interromper o funcionamento. Anteriormente, o kpatch era uma das funcionalidades experimentais;\n<li class=\"l\"> Pacotes python3 com o interpretador Python 3.6 foram adicionados. Anteriormente, o Python 3 estava dispon\u00edvel apenas por meio do Red Hat Software Collections. Por padr\u00e3o, o Python 2.7 ainda \u00e9 oferecido (a transi\u00e7\u00e3o para o Python 3 ocorreu no RHEL 8);\n<li class=\"l\"> O gerenciador de janelas Mutter recebeu predefini\u00e7\u00f5es de tela (\/etc\/xdg\/monitors.xml) para todos os usu\u00e1rios no sistema (n\u00e3o \u00e9 mais necess\u00e1rio configurar separadamente as op\u00e7\u00f5es de tela para cada usu\u00e1rio;\n<li class=\"l\"> O instalador gr\u00e1fico adicionou a detec\u00e7\u00e3o do modo de Simultaneous Multithreading (SMT) no sistema e a exibi\u00e7\u00e3o do alerta correspondente;\n<li class=\"l\"> Suporte completo ao Image Builder, criador de imagens de sistema para ambientes de nuvem, incluindo Amazon Web Services, Microsoft Azure e Google Cloud Platform;\n<li class=\"l\"> O SSSD (System Security Services Daemon) implementou suporte completo para o armazenamento de regras sudo no Active Directory;\n<li class=\"l\"> O sistema de certificados, por padr\u00e3o, agora suporta conjuntos de cifras adicionais, incluindo TLS_DHE_RSA_WITH_AES_256_GCM_SHA384, TLS_ECDHE_ECDSA_WITH_AES_256_CBC\/GCM_SHA384,<br \/>\n    TLS_ECDHE_RSA_WITH_AES_128_CBC\/GCM_SHA256, TLS_ECDHE_RSA_WITH_AES_256_CBC\/GCM_SHA384 e TLS_RSA_WITH_AES_256_GCM_SHA384;<\/p>\n<li class=\"l\"> O pacote samba foi atualizado para a vers\u00e3o 4.9.1 (a vers\u00e3o anterior era 4.8.3). O servidor de diret\u00f3rios 389 foi atualizado para a vers\u00e3o 1.3.9.1;\n<li class=\"l\"> O n\u00famero m\u00e1ximo de n\u00f3s em um cluster de alta disponibilidade baseado em RHEL foi aumentado de 16 para 32;\n<li class=\"l\"> Para todas as arquiteturas, \u00e9 oferecido suporte a IMA (Integrity Measurement Architecture) para verificar a integridade de arquivos e seus metadados relacionados com base em hashes previamente armazenados, e EVM (modulo de verifica\u00e7\u00e3o estendida) para proteger atributos expandidos de arquivos (xattrs) contra ataques que visam comprometer sua integridade (EVM n\u00e3o permitir\u00e1 um ataque offline, onde um invasor pode alterar os metadados, por exemplo, inicializando de seu pr\u00f3prio dispositivo);\n<li class=\"l\"> Foi adicionado um conjunto leve de ferramentas para gerenciar cont\u00eaineres isolados, que utiliza a constru\u00e7\u00e3o de cont\u00eaineres  <noindex><a rel=\"nofollow\" href=\"https:\/\/www.redhat.com\/en\/blog\/daemon-haunted-container-world-no-longer-introducing-buildah-10\">Buildah<\/a><\/noindex>, para iniciar \u2014 <noindex><a rel=\"nofollow\" href=\"https:\/\/developers.redhat.com\/articles\/podman-next-generation-linux-container-tools\/\">Podman<\/a><\/noindex>  e para buscar imagens prontas \u2014 <noindex><a rel=\"nofollow\" href=\"https:\/\/blog.openshift.com\/promoting-container-images-between-registries-with-skopeo\/\">Skopeo<\/a><\/noindex>;\n<li class=\"l\"> Para novas instala\u00e7\u00f5es, um mecanismo Retpoline (\"spectre_v2=retpoline\") \u00e9 agora aplicado por padr\u00e3o para prote\u00e7\u00e3o contra ataques Spectre V2, em vez do IBRS;\n<li class=\"l\"> O c\u00f3digo-fonte da edi\u00e7\u00e3o do n\u00facleo kernel-rt, operando em tempo real, est\u00e1 sincronizado com o n\u00facleo principal;\n<li class=\"l\"> O servidor DNS bind foi atualizado para o ramo <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=45277\">9.11<\/a><\/noindex>, e o ipset para a vers\u00e3o 7.1. Foi adicionado a regra rpz-drop para bloquear ataques que usam DNS como amplificador de tr\u00e1fego;\n<li class=\"l\"> No NetworkManager foi adicionada a capacidade de definir regras de roteamento por endere\u00e7o de origem (roteamento de pol\u00edticas) e suporte para filtragem VLAN em interfaces de pontes de rede;\n<li class=\"l\"> No SELinux, foi adicionado um novo tipo boltd_t para o daemon boltd, que gerencia dispositivos com interface Thunderbolt 3. Foi adicionado uma nova classe de regras bpf para inspe\u00e7\u00e3o de aplicativos baseados no Berkeley Packet Filter (BPF);\n<li class=\"l\"> As vers\u00f5es do shadow-utils 4.6, ghostscript 9.25, chrony 3.4, libssh2 1.8.0, tuned 2.11 foram atualizadas;\n<li class=\"l\"> Inclu\u00edda a ferramenta xorriso para criar e manipular imagens ISO 9660 para CD\/DVD;\n<li class=\"l\"> Adicionado suporte a extens\u00f5es de controle de integridade de dados (Data Integrity Extensions), que protegem os dados contra corrup\u00e7\u00e3o ao serem gravados em armazenamento, atrav\u00e9s da preserva\u00e7\u00e3o de blocos corretivos adicionais;\n<li class=\"l\"> A ferramenta virt-v2v agora suporta convers\u00e3o para executar m\u00e1quinas virtuais gerenciadas por KVM com SUSE Linux Enterprise Server (SLES) e SUSE Linux Enterprise Desktop (SLED), utilizados com hipervisores diferentes do KVM. A performance e confiabilidade da convers\u00e3o de m\u00e1quinas virtuais VMWare foi aumentada. Suporta tamb\u00e9m a convers\u00e3o de m\u00e1quinas virtuais que utilizam firmware UEFI para execu\u00e7\u00e3o em Red Hat Virtualization (RHV);\n<li class=\"l\"> O pacote gcc-libraries foi atualizado para a vers\u00e3o 8.3.1. Foi adicionado o pacote compat-sap-c++-8 com uma vers\u00e3o da biblioteca de tempo de execu\u00e7\u00e3o libstdc++ compat\u00edvel com aplicativos SAP;\n<li class=\"l\"> O pacote inclui o banco de dados Geolite2, al\u00e9m do banco de dados Geolite desatualizado, oferecido no pacote GeoIP;\n<li class=\"l\"> A ferramenta de rastreamento SystemTap foi atualizada para a vers\u00e3o 4.0, enquanto a ferramenta de depura\u00e7\u00e3o de mem\u00f3ria Valgrind foi atualizada para a vers\u00e3o 3.14;\n<li class=\"l\"> O editor vim foi atualizado para a vers\u00e3o 7.4.629;\n<li class=\"l\"> O conjunto de filtros para o sistema de impress\u00e3o cups-filters foi atualizado para a vers\u00e3o 1.0.35. O processo em segundo plano cups-browsed foi atualizado para a vers\u00e3o 1.13.4. Um novo backend implicitclass foi adicionado;\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/access.redhat.com\/documentation\/en-us\/red_hat_enterprise_linux\/7\/html-single\/7.7_release_notes\/index#new_drivers\">Adicionados<\/a><\/noindex> novos drivers de rede e gr\u00e1ficos. Drivers existentes foram atualizados;\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Fonte: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51233\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Red Hat \u0432\u044b\u043f\u0443\u0441\u0442\u0438\u043b\u0430 \u0434\u0438\u0441\u0442\u0440\u0438\u0431\u0443\u0442\u0438\u0432 Red Hat Enterprise Linux 7.7. \u0423\u0441\u0442\u0430\u043d\u043e\u0432\u043e\u0447\u043d\u044b\u0435 \u043e\u0431\u0440\u0430\u0437\u044b RHEL 7.7 \u0434\u043e\u0441\u0442\u0443\u043f\u043d\u044b \u0434\u043b\u044f \u0437\u0430\u0433\u0440\u0443\u0437\u043a\u0438 \u0442\u043e\u043b\u044c\u043a\u043e \u0437\u0430\u0440\u0435\u0433\u0438\u0441\u0442\u0440\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u043c \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044f\u043c Red Hat Customer Portal \u0438 \u043f\u043e\u0434\u0433\u043e\u0442\u043e\u0432\u043b\u0435\u043d\u044b \u0434\u043b\u044f \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440 x86_64, IBM POWER7+, POWER8 (big endian \u0438 little endian) \u0438 IBM System z. \u0418\u0441\u0445\u043e\u0434\u043d\u044b\u0435 \u0442\u0435\u043a\u0441\u0442\u044b \u043f\u0430\u043a\u0435\u0442\u043e\u0432 \u043c\u043e\u0436\u043d\u043e \u0437\u0430\u0433\u0440\u0443\u0437\u0438\u0442\u044c \u0438\u0437 Git-\u0440\u0435\u043f\u043e\u0437\u0438\u0442\u043e\u0440\u0438\u044f \u043f\u0440\u043e\u0435\u043a\u0442\u0430 CentOS. \u0412\u0435\u0442\u043a\u0430 RHEL 7.x \u0441\u043e\u043f\u0440\u043e\u0432\u043e\u0436\u0434\u0430\u0435\u0442\u0441\u044f \u043f\u0430\u0440\u0430\u043b\u043b\u0435\u043b\u044c\u043d\u043e [&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-36891","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=\"\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Red Hat\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/prohoster.info\/pt\/blog\/news\/vypusk-red-hat-enterprise-linux-7-7\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.3\" \/>\n\t\t<meta property=\"og:locale\" content=\"pt_PT\" \/>\n\t\t<meta property=\"og:site_name\" content=\"ProHoster | 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