{"id":111621,"date":"2023-11-19T15:10:14","date_gmt":"2023-11-19T13:10:14","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/reliz-distributiva-red-hat-enterprise-linux-8-9"},"modified":"2023-11-19T15:10:14","modified_gmt":"2023-11-19T13:10:14","slug":"reliz-distributiva-red-hat-enterprise-linux-8-9","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/reliz-distributiva-red-hat-enterprise-linux-8-9","title":{"rendered":"Vyd\u00e1n\u00ed distribuce Red Hat Enterprise Linux 8.9","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Po vyd\u00e1n\u00ed Red Hat Enterprise Linux 9.3 bylo zve\u0159ejn\u011bno aktualizace p\u0159edchoz\u00ed verze Red Hat Enterprise Linux 8.9, kter\u00e1 je podporov\u00e1na paraleln\u011b s v\u011btv\u00ed RHEL 9.x a bude udr\u017eov\u00e1na alespo\u0148 do roku 2029. Instalace jsou p\u0159ipraveny pro architektury x86_64, s390x (IBM System z), ppc64le a Aarch64, ale jsou k dispozici ke sta\u017een\u00ed pouze registrovan\u00fdm u\u017eivatel\u016fm Red Hat Customer Portal (tak\u00e9 lze pou\u017e\u00edt iso obrazy CentOS Stream 9 a bezplatn\u00e9 verze RHEL pro v\u00fdvoj\u00e1\u0159e).      <\/p>\n<p>Stejn\u011b jako u v\u011btve RHEL 9, zdrojov\u00e9 k\u00f3dy rpm bal\u00ed\u010dk\u016f RHEL 8 ji\u017e nejsou ve\u0159ejn\u011b distribuov\u00e1ny p\u0159es Git repozit\u00e1\u0159 CentOS, ale z\u016fst\u00e1vaj\u00ed dostupn\u00e9 z\u00e1kazn\u00edk\u016fm spole\u010dnosti prost\u0159ednictv\u00edm uzav\u0159en\u00e9ho odd\u00edlu webu, na kter\u00e9m plat\u00ed u\u017eivatelsk\u00e1 smlouva (EULA), zakazuj\u00edc\u00ed redistribuci t\u011bchto dat. Zdrojov\u00e9 k\u00f3dy lze nal\u00e9zt v repozit\u00e1\u0159i CentOS Stream, ale nen\u00ed pln\u011b synchronizov\u00e1n s RHEL a ne v\u017edy nejnov\u011bj\u0161\u00ed verze bal\u00ed\u010dk\u016f koresponduj\u00ed s bal\u00ed\u010dky z RHEL. Rocky Linux, Oracle a SUSE spojily s\u00edly a nyn\u00ed reprodukuj\u00ed zdrojov\u00e9 k\u00f3dy rpm bal\u00ed\u010dk\u016f verz\u00ed RHEL v r\u00e1mci projektu OpenELA. AlmaLinux p\u0159e\u0161el na pou\u017e\u00edv\u00e1n\u00ed repozit\u00e1\u0159e CentOS Stream a p\u0159ipou\u0161t\u00ed drobn\u00e9 odchylky v chov\u00e1n\u00ed (mohou se li\u0161it na \u00farovni jednotliv\u00fdch z\u00e1plat), ale zachov\u00e1v\u00e1 bin\u00e1rn\u00ed kompatibilitu na \u00farovni ABI.       <\/p>\n<p>P\u0159\u00edprava nov\u00fdch verz\u00ed Red Hat Enterprise Linux 8.x prob\u00edh\u00e1 v souladu s v\u00fdvojov\u00fdm cyklem, kter\u00fd p\u0159edpokl\u00e1d\u00e1 vyd\u00e1n\u00ed verz\u00ed ka\u017ed\u00fdch \u0161est m\u011bs\u00edc\u016f v p\u0159edem stanoven\u00e9m term\u00ednu. Do roku 2024 bude v\u011btev 8.x v pln\u00e9 podpo\u0159e, co\u017e zahrnuje funk\u010dn\u00ed vylep\u0161en\u00ed, po \u010dem\u017e p\u0159ejde do f\u00e1ze \u00fadr\u017eby, kde se priority p\u0159esunou sm\u011brem k oprav\u00e1m chyb a bezpe\u010dnosti s prov\u00e1d\u011bn\u00edm men\u0161\u00edch vylep\u0161en\u00ed souvisej\u00edc\u00edch s podporou d\u016fle\u017eit\u00fdch hardwarov\u00fdch syst\u00e9m\u016f.       <\/p>\n<p>Kl\u00ed\u010dov\u00e9 zm\u011bny:  <\/p>\n<ul>\n<li class=\"l\"> Byly p\u0159id\u00e1ny nov\u00e9 verze kompil\u00e1tor\u016f a n\u00e1stroj\u016f pro v\u00fdvoj\u00e1\u0159e: GCC Toolset 13, LLVM Toolset 16.0.6, Rust Toolset 1.71.1, Go Toolset 1.20.10, Node.js 20, Valgrind 3.21, SystemTap 4.9, elfutils 0.189, java-21-openjdk (tak\u00e9 jsou dod\u00e1v\u00e1ny java-17-openjdk, java-11-openjdk a java-1.8.0-openjdk).\n<li class=\"l\"> Byly aktualizov\u00e1ny serverov\u00e9 a syst\u00e9mov\u00e9 bal\u00ed\u010dky: samba 4.18.4, 389-ds-base 1.4.3.35, OpenSCAP 1.3.8, Grafana 9.2.10, opencryptoki 3.21.0, iproute 6.2.0, libnftnl 1.2.2, makedumpfile 1.7.2, Podman 4.6.\n<li class=\"l\"> Do AMI obraz\u016f pro cloudov\u00e1 prost\u0159ed\u00ed AWS EC2 byla p\u0159id\u00e1na podpora pro spou\u0161t\u011bn\u00ed v re\u017eimu UEFI.\n<li class=\"l\"> Do instala\u010dn\u00edch bal\u00ed\u010dk\u016f byla p\u0159id\u00e1na mo\u017enost \u201einst.wait_for_disks\u201c, kter\u00e1 ur\u010duje dobu \u010dek\u00e1n\u00ed na na\u010dten\u00ed kickstart souboru nebo na dostupnost ovlada\u010d\u016f b\u011bhem spu\u0161t\u011bn\u00ed.\n<li class=\"l\"> Do kickstart soubor\u016f byly p\u0159id\u00e1ny nov\u00e9 mo\u017enosti do p\u0159\u00edkazu network \u201e--ipv4-dns-search\u201c a \u201e--ipv6-dns-search\u201c pro nastaven\u00ed z\u00e1kladn\u00edch <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/cs\/domain\/\"   title=\"dom\u00e9n.\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"3176\">dom\u00e9n.<\/a> pro direktivu \u201esearch\u201c v \/etc\/resolv.conf, stejn\u011b jako mo\u017enosti \u201e--ipv4-ignore-auto-dns\u201c a \u201e--ipv6-ignore-auto-dns\u201c pro ignorov\u00e1n\u00ed p\u0159ijet\u00ed DNS nastaven\u00ed p\u0159es DHCP.\n<li class=\"l\"> Do slu\u017eby fapolicyd byla p\u0159id\u00e1na mo\u017enost p\u0159en\u00e1\u0161et \u010d\u00edsla pravidel pro zam\u00edtnut\u00e9 \u017e\u00e1dosti k API fanotify pro usnadn\u011bn\u00ed lad\u011bn\u00ed probl\u00e9m\u016f.\n<li class=\"l\"> Profily zabezpe\u010den\u00ed ANSSI-BP-028 (Francouzsk\u00e1 n\u00e1rodn\u00ed agentura pro bezpe\u010dnost informa\u010dn\u00edch syst\u00e9m\u016f) byly aktualizov\u00e1ny na verzi 2.0.\n<li class=\"l\"> Do auditn\u00edch n\u00e1stroj\u016f byla p\u0159id\u00e1na podpora ud\u00e1lost\u00ed FANOTIFY a implementov\u00e1no uchov\u00e1n\u00ed v logu pol\u00ed fan_type (typ ud\u00e1losti), fan_info (souvisej\u00edc\u00ed informace), sub_trust a obj_trust (\u00farovn\u011b d\u016fv\u011bry pro subjekt a objekt ud\u00e1losti).\n<li class=\"l\"> V Postfixu byla implementov\u00e1na mo\u017enost ov\u011b\u0159ov\u00e1n\u00ed DNS z\u00e1znam\u016f SRV pro ur\u010den\u00ed hostitele a portu pro doru\u010dov\u00e1n\u00ed email\u016f, <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/cs\/server\/dts-los-angeles\/\"   title=\"serveru\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"3824\">serveru<\/a>kter\u00fd bude pou\u017eit pro p\u0159enos zpr\u00e1v. Tuto mo\u017enost lze vyu\u017e\u00edt v infrastruktur\u00e1ch, kde se pro doru\u010dov\u00e1n\u00ed emailov\u00fdch zpr\u00e1v pou\u017e\u00edvaj\u00ed slu\u017eby s dynamicky p\u0159id\u011blovan\u00fdmi \u010d\u00edsly s\u00ed\u0165ov\u00fdch port\u016f.\n<li class=\"l\"> Na FTP serveru vsftpd byla implementov\u00e1na mo\u017enost pou\u017e\u00edv\u00e1n\u00ed protokolu TLS 1.3.\n<li class=\"l\"> Do bal\u00ed\u010dku cups-filters byl p\u0159id\u00e1n ovlada\u010d LF-to-CRLF, kter\u00fd m\u016f\u017ee b\u00fdt pou\u017eit pro p\u0159evod znak\u016f \u201e\n\u201c (nov\u00fd \u0159\u00e1dek) na \u201e\r\n\u201c (n\u00e1vrat na za\u010d\u00e1tek \u0159\u00e1dku a nov\u00fd \u0159\u00e1dek) pro tisk\u00e1rny, kter\u00e9 podporuj\u00ed pouze zpracov\u00e1n\u00ed soubor\u016f s koncem \u0159\u00e1dku \u201e\r\n\u201c.\n<li class=\"l\"> Byla pos\u00edlena bezpe\u010dnost v\u00fdchoz\u00edch nastaven\u00ed slu\u017eby nftables. Do sady pravidel \/etc\/sysconfig\/nftables\/nat.nft byla p\u0159id\u00e1na nov\u00e1 \u0159et\u011bzec do_masquerade, kter\u00e1 kontroluje \u00farove\u0148 randomizace v\u00fdchoz\u00edch \u010d\u00edsel port\u016f za \u00fa\u010delem sn\u00ed\u017een\u00ed rizika \u00fatoku Port Shadows (CVE-2021-3773).\n<li class=\"l\"> Do NetworkManager byla p\u0159id\u00e1na podpora pro mo\u017enost \u201eno-aaaa\u201c v resolv.conf, kter\u00e1 zakazuje zas\u00edl\u00e1n\u00ed DNS dotaz\u016f na z\u00e1znamy AAAA (ur\u010den\u00ed IPv6 adresy podle n\u00e1zvu hostitele). Do n\u00e1stroje nm-cloud-setup byla p\u0159id\u00e1na podpora pro konfiguraci AWS Red Hat Enterprise Linux EC2 pomoc\u00ed token\u016f IMDSv2 (Instance Metadata Service Version 2).\n<li class=\"l\"> Aby bylo mo\u017en\u00e9 chr\u00e1nit proti \u00fatok\u016fm Spectre v2 souvisej\u00edc\u00edm s spekulativn\u00edm vykon\u00e1v\u00e1n\u00edm instrukc\u00ed, byl p\u0159id\u00e1n re\u017eim AutoIBRS (Automatick\u00e1 nep\u0159\u00edm\u00e1 pobo\u010dka omezen\u00e1 spekulac\u00ed), podporovan\u00fd v CPU AMD, po\u010d\u00ednaje rodinou EPYC 9004 Genoa.\n<li class=\"l\"> Z j\u00e1dra Linuxu 6.2 byl p\u0159enesen ovlada\u010d Intel QAT s podporou za\u0159\u00edzen\u00ed Intel Quick Assist Technology 401xx\/402xx.\n<li class=\"l\"> Byla p\u0159id\u00e1na mo\u017enost zad\u00e1n\u00ed UUID p\u0159i vytv\u00e1\u0159en\u00ed souborov\u00e9ho syst\u00e9mu GFS2 (do n\u00e1stroje mkfs.gfs2 byla p\u0159id\u00e1na mo\u017enost \u201e-U\u201c).\n<li class=\"l\"> Ve FUSE3 byla p\u0159id\u00e1na mo\u017enost zru\u0161en\u00ed prvku katalogu bez automatick\u00e9ho odmontov\u00e1n\u00ed mont\u00e1\u017en\u00edch bod\u016f souvisej\u00edc\u00edch s t\u00edmto prvkem.\n<li class=\"l\"> Byly roz\u0161\u00ed\u0159eny mo\u017enosti pro clustery a syst\u00e9my s vysokou dostupnost\u00ed: Do agent\u016f zdroj\u016f clusteru IPaddr2 a IPsrcaddr byla p\u0159id\u00e1na podpora policy routing. Do agenta ocf:heartbeat:Filesystem byla p\u0159id\u00e1na podpora souborov\u00e9ho syst\u00e9mu EFS (Amazon Elastic File System). Do agent alert_snmp.sh.sample byla p\u0159id\u00e1na podpora protokolu SNMPv3.\n<li class=\"l\"> Do Glibc byly p\u0159id\u00e1ny zm\u011bny s optimalizacemi ke zv\u00fd\u0161en\u00ed v\u00fdkonu na syst\u00e9mech s procesory Intel Xeon v5.\n<li class=\"l\"> Byla zaji\u0161t\u011bna pln\u00e1 podpora diskr\u00e9tn\u00edch grafick\u00fdch karet Intel Arc A-Series (Alchemist nebo DG2).\n<li class=\"l\"> Byla p\u0159id\u00e1na syst\u00e9mov\u00e1 role pro spr\u00e1vu jednotek systemd a jejich instalaci. Byla p\u0159id\u00e1na syst\u00e9mov\u00e1 role pro instalaci, konfiguraci, spr\u00e1vu a spu\u0161t\u011bn\u00ed datab\u00e1zov\u00e9ho syst\u00e9mu PostgreSQL. Byla p\u0159id\u00e1na syst\u00e9mov\u00e1 role pro n\u00e1stroj keylime, kter\u00e1 usnad\u0148uje nastaven\u00ed registr\u00e1tora a verifik\u00e1toru Keylime, pou\u017e\u00edvan\u00e9ho pro potvrzov\u00e1n\u00ed autenti\u010dnosti a nep\u0159etr\u017eit\u00e9 sledov\u00e1n\u00ed integrity extern\u00edho syst\u00e9mu. Do syst\u00e9mov\u00e9 role firewall byla p\u0159id\u00e1na podpora pro definov\u00e1n\u00ed, zm\u011bnu a odstra\u0148ov\u00e1n\u00ed ipset\u016f. Byly roz\u0161\u00ed\u0159eny syst\u00e9mov\u00e9 role pro Podman, Kdump, Storage a Microsoft SQL Server.\n<li class=\"l\"> Do cloud-init byla p\u0159id\u00e1na podpora soubor\u016f s kl\u00ed\u010di, kter\u00e9 se pou\u017e\u00edvaj\u00ed v NetworkManager.\n<li class=\"l\"> Do Podman byla p\u0159id\u00e1na podpora kontejner\u016f komprimovan\u00fdch pomoc\u00ed algoritmu zstd. Byla p\u0159id\u00e1na mo\u017enost pou\u017e\u00edvat Quadlets pro automatick\u00e9 generov\u00e1n\u00ed slu\u017eeb systemd na z\u00e1klad\u011b popis\u016f kontejner\u016f. Byla p\u0159id\u00e1na shell podmansh, kterou lze pou\u017e\u00edt m\u00edsto \/usr\/bin\/bash pro spu\u0161t\u011bn\u00ed u\u017eivatelsk\u00e9 relace v kontejneru. Byly aktualizov\u00e1ny verze Podman, Buildah, Skopeo, crun a runc.\n<li class=\"l\"> Byly p\u0159id\u00e1ny nov\u00e9 p\u0159\u00edkazy pro j\u00e1dro: gather_data_sampling pro \u0159\u00edzen\u00ed re\u017eimu ochrany proti \u00fatok\u016fm GDS (Gather Data Sampling nebo Downfall) a rdrand pro skryt\u00ed podpory instrukce RDRAND.\n<li class=\"l\"> Byla roz\u0161\u00ed\u0159ena podpora hardware. Byly p\u0159id\u00e1ny ovlada\u010de pro s\u00ed\u0165ov\u00e1 za\u0159\u00edzen\u00ed Thunderbolt\/USB4 (thunderbolt_net) a bezdr\u00e1tov\u00e9 adapt\u00e9ry Broadcom 802.11 (brcmfmac), dod\u00e1van\u00e9 pro syst\u00e9my ARM64. Byly p\u0159id\u00e1ny ovlada\u010de pro Bluetooth za\u0159\u00edzen\u00ed MediaTek, Microsoft Azure Network Adapter IB (mana_ib), ovlada\u010d Linux USB Video Class (uvc), AMD SoundWire (soundwire-amd), DisplayPort Alternate Mode (typec_displayport) a Virtio-mem (virtio_mem). Byla vylep\u0161ena podpora procesor\u016f Intel zalo\u017een\u00fdch na mikroarchitektu\u0159e Meteor Lake.\n<li class=\"l\"> Byla stabilizov\u00e1na podpora z\u00e1kazn\u00edk\u016f pro komponenty kryptografick\u00e9 verifikace sigstore: Rekor (log pro uchov\u00e1v\u00e1n\u00ed metadat, kter\u00e1 jsou podeps\u00e1na digit\u00e1ln\u00edmi podpisy) a Fulcio (syst\u00e9m certifika\u010dn\u00edch autorit (root CA), kter\u00e9 vyd\u00e1vaj\u00ed kr\u00e1tkodob\u00e9 certifik\u00e1ty).\n<li class=\"l\"> Pokra\u010duje poskytov\u00e1n\u00ed experiment\u00e1ln\u00ed (Technology Preview) podpory AF_XDP, hardware offloading XDP, Multipath TCP (MPTCP), MPLS (multi-protokolov\u00e9 \u0161t\u00edtkov\u00e1n\u00ed), DSA (zrychlova\u010d datov\u00e9ho streamingu), dracut, kexec rychl\u00e9 restartov\u00e1n\u00ed, nispor, DAX v ext4 a xfs, systemd-resolved, accel-config, igc, OverlayFS, Stratis, Software Guard Extensions (SGX), NVMe\/TCP, DNSSEC, GNOME na syst\u00e9mech ARM64 a IBM Z, AMD SEV pro KVM, Intel vGPU, Toolbox.   <\/ul>\n<p>Zdroj: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=60142\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0421\u043b\u0435\u0434\u043e\u043c \u0437\u0430 \u0432\u044b\u043f\u0443\u0441\u043a\u043e\u043c Red Hat Enterprise Linux 9.3 \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u043e \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 \u043f\u0440\u043e\u0448\u043b\u043e\u0439 \u0432\u0435\u0442\u043a\u0438 Red Hat Enterprise Linux 8.9, \u043a\u043e\u0442\u043e\u0440\u0430\u044f \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 \u0441 \u0432\u0435\u0442\u043a\u043e\u0439 RHEL 9.x \u0438 \u0431\u0443\u0434\u0435\u0442 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0442\u044c\u0441\u044f \u043a\u0430\u043a \u043c\u0438\u043d\u0438\u043c\u0443\u043c \u0434\u043e 2029 \u0433\u043e\u0434\u0430. \u0423\u0441\u0442\u0430\u043d\u043e\u0432\u043e\u0447\u043d\u044b\u0435 \u0441\u0431\u043e\u0440\u043a\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, s390x (IBM System z), ppc64le \u0438 Aarch64, \u043d\u043e \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 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