{"id":693,"date":"2024-05-04T00:16:25","date_gmt":"2024-05-04T00:16:25","guid":{"rendered":"https:\/\/serverhost.com\/blog\/unveiling-the-new-features-of-officially-released-red-hat-enterprise-linux-9-4\/"},"modified":"2025-02-11T06:50:42","modified_gmt":"2025-02-11T06:50:42","slug":"unveiling-the-new-features-of-officially-released-red-hat-enterprise-linux-9-4","status":"publish","type":"post","link":"https:\/\/serverhost.com\/blog\/unveiling-the-new-features-of-officially-released-red-hat-enterprise-linux-9-4\/","title":{"rendered":"Unveiling the New Features of Officially Released Red Hat Enterprise Linux 9.4"},"content":{"rendered":"<p><p>Red Hat <em><a href=\"https:\/\/www.redhat.com\/en\/about\/press-releases\/red-hat-simplifies-standard-operating-environments-across-hybrid-cloud-latest-version-red-hat-enterprise-linux\" target=\"_blank\" rel=\"nofollow noopener\">announced<\/a><\/em> the general availability of Red Hat Enterprise Linux 9.4 as the fourth update to the latest Red Hat Enterprise Linux 9 operating system series adding new and enhanced capabilities.<\/p>\n<\/p>\n<p><p>Highlights of Red Hat Enterprise Linux 9.4 include support to add customized files for SCAP security profile to a blueprint, support for the minimal <strong><a href=\"https:\/\/9to5linux.com\/suse-announces-rhel-fork-to-preserve-choice-in-enterprise-linux\" target=\"_blank\" rel=\"nofollow noopener\">RHEL<\/a><\/strong> installation to install only the <code>s390utils-core<\/code> package, and the ability to configure Keylime server components, the verifier and registrar, as containers.<\/p>\n<\/p>\n<p><p>This release also introduces a new option for the <code>libkcapi<\/code> library to specify target file names in hash-sum calculations, finer control over MACs in SSH with the <code>crypto-policies<\/code> package, additional services confined in the SELinux policy, and a new SELinux policy module for the SAP HANA service.<\/p>\n<\/p>\n<p><p>Furthermore, Red Hat Enterprise Linux 9.4 moves the <code>glusterd<\/code> SELinux module to a separate <code>glusterfs-selinux<\/code> package, provides the <code>fips.so<\/code> library for OpenSSL as a separate package, confines the <code>chronyd-restricted<\/code> service in the SELinux policy, and adds a drop-in directory for OpenSSL provider configuration.<\/p>\n<\/p>\n<p><p>Other noteworthy changes include support for user and group creation in OpenSSH to use the <code>sysusers.d<\/code> format and support for OpenSSH to limit artificial delays in authentication, new options for dropping capabilities in Rsyslog, and support for building FIPS-enabled RHEL for Edge images.<\/p>\n<\/p>\n<p><p>Last but not the least, Red Hat Enterprise Linux 9.4 updates the <code>nft<\/code> utility to reset <code>nftables<\/code> rule-contained states, introduces a new driver for the Marvell Octeon PCIe Endpoint network interface controller, and updates <a href=\"https:\/\/9to5linux.com\/networkmanager-1-46-adds-support-for-6ghz-wi-fi-and-energy-efficient-ethernet\" rel=\"nofollow noopener\" target=\"_blank\">NetworkManager<\/a> with support for configuring the <code>switchdev<\/code> mode for advanced hardware offload.<\/p>\n<\/p>\n<p><p>This release also adds full support for the Intel data streaming accelerator driver and the Software Guard Extensions (SGX) Intel technology for protecting software code and data from disclosure and modification, and updates the <code>firewalld<\/code> service to avoid unnecessary firewall rule flushes.<\/p>\n<\/p>\n<p><p>The Nmstate library has been updated with new features. These include new attributes for the VLAN interface, creating a YAML file to revert to old settings, configuring VPN connections based on IPsec configuration, creating MACsec interfaces, SR-IOV VLAN 802.1ad tagging, and the <code>priority<\/code> bond property.<\/p>\n<\/p>\n<p><p>The <code>ss<\/code> utility has been upgraded to improve visibility to TCP bound-inactive sockets. The TCP Illinois congestion algorithm kernel module is once again enabled, the <code>rteval<\/code> utility now allows for adding and removing CPUs from the default measurement CPU list, and the <code>cyclicdeadline<\/code> utility can now generate a histogram of latencies.<\/p>\n<\/p>\n<p><p>In addition, Red Hat Enterprise Linux 9.4 introduces DEP\/NX support in the pre-boot stage, rebases the eBPF facility to <strong><a href=\"https:\/\/9to5linux.com\/its-official-linux-kernel-6-6-will-be-lts-supported-until-december-2026\" rel=\"nofollow noopener\" target=\"_blank\">Linux kernel 6.6 LTS<\/a><\/strong>, allows setting a file system size limit, supports conversion of a standard LV to a thin LV using the <code>lvconvert<\/code> command, and has added an FPIN-Li event detection for NVMe devices to the <code>multipathd<\/code> command.<\/p>\n<\/p>\n<p><p>On top of that, a new passwordless authentication method is available in SSSD to use a biometric device, Identity&nbsp;Management users can now use external identity providers to authenticate to IdM, OTP usage is now enforced for all LDAP clients, and the RHEL web console can now generate Ansible and shell scripts.<\/p>\n<\/p>\n<p><p>Updated components include SELinux 3.6, GnuTLS 3.8.3, nettle 3.9.1, p11-kit 0.25.3, libkcapi 1.4.0, stunnel 5.71, audit 3.1.2, Rsyslog 8.2310, SCAP Security Guide 0.1.72, openCryptoki 3.22.0, synce4l 1.0.0, chrony 4.5, linuxptp 4.2, elfutils 0.190, Go 1.21.0, Rust 1.75.0, LLVM 17.0.6, Git 2.43.0, Python 3.12, firewalld 1.3, nftables 1.0.9, iptables 1.8.10, PostgreSQL 16, MariaDB 10.11, nginx 1.24, PHP 8.2, Ruby 3.3.0, GCC 13, and Linux kernel 5.14.0-427.13.1.<\/p>\n<\/p>\n<p><p>Red Hat Enterprise Linux 9.4 is available via <a href=\"https:\/\/access.redhat.com\/downloads\/\" rel=\"nofollow noopener\" target=\"_blank\">Red Hat\u2019s Customer Portal<\/a> for all existing customers with an active RHEL subscription. Those who don\u2019t have a RHEL subscription and want to try the latest Red Hat Enterprise Linux release can download a 60-day evaluation edition from <a href=\"https:\/\/www.redhat.com\/en\/technologies\/linux-platforms\/enterprise-linux\/try-it\" rel=\"nofollow noopener\" target=\"_blank\">here<\/a>.<\/p>\n<\/p>\n<p><p>Image credits: Red Hat<\/p>\n<\/p>\n<p><p>Last updated 7 hours ago<\/p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Red Hat announced the general availability of Red Hat Enterprise Linux 9.4 as the fourth update to the latest Red Hat Enterprise Linux 9 operating system series adding new and enhanced capabilities. Highlights of Red Hat Enterprise Linux 9.4 include support to add customized files for SCAP security profile to a blueprint, support for the [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":694,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[23,4,103,422,423,424,28],"tags":[],"class_list":["post-693","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-distro","category-news","category-red-hat","category-red-hat-enterprise-linux","category-red-hat-enterprise-linux-9","category-red-hat-enterprise-linux-9-4","category-rhel"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Red Hat Enterprise Linux 9.4 Released: Features serverhost<\/title>\n<meta name=\"description\" content=\"Red Hat Enterprise Linux 9.4 is now released with new features and enhancements, 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