{"id":114805,"date":"2024-04-05T18:25:42","date_gmt":"2024-04-05T16:25:42","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-openbsd-7-5"},"modified":"2024-04-05T18:25:42","modified_gmt":"2024-04-05T16:25:42","slug":"vypusk-openbsd-7-5","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sk\/blog\/news\/vypusk-openbsd-7-5","title":{"rendered":"Vydanie OpenBSD 7.5","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Bol spusten\u00fd nov\u00fd vydanie vo\u013ene dostupn\u00e9ho UNIX-ako opera\u010dn\u00e9ho syst\u00e9mu OpenBSD 7.5. Projekt OpenBSD bol zalo\u017een\u00fd Th\u00e9om de Raadtom v roku 1995 po konflikte s v\u00fdvoj\u00e1rmi NetBSD, po\u010das ktor\u00e9ho mu bol zablokovan\u00fd pr\u00edstup k CVS repozit\u00e1ru NetBSD. Po tomto konflikte Th\u00e9 de Raadt so skupinou rovnak\u00fdch mysliacich zaklad\u00e1 nov\u00fa otvoren\u00fa opera\u010dn\u00fa s\u00fastavu na z\u00e1klade zdrojov\u00e9ho stromu NetBSD, ktor\u00fdch hlavn\u00fdmi cie\u013emi s\u00fa prenosnos\u0165 (podpora 13 hardv\u00e9rov\u00fdch platforiem), \u0161tandardiz\u00e1cia, spr\u00e1vna funk\u010dnos\u0165, proakt\u00edvna bezpe\u010dnos\u0165 a integrovan\u00e9 kryptografick\u00e9 prostriedky. Ve\u013ekos\u0165 cel\u00e9ho in\u0161tala\u010dn\u00e9ho ISO obrazu z\u00e1kladn\u00e9ho syst\u00e9mu OpenBSD 7.5 predstavuje 630 MB.       <\/p>\n<p>Okrem samotn\u00e9ho opera\u010dn\u00e9ho syst\u00e9mu je projekt OpenBSD zn\u00e1my svojimi komponentmi, ktor\u00e9 sa roz\u0161\u00edrili do in\u00fdch syst\u00e9mov a osved\u010dili sa ako jedno z najbezpe\u010dnej\u0161\u00edch a najkvalitnej\u0161\u00edch rie\u0161en\u00ed. Medzi nimi s\u00fa: LibreSSL (fork OpenSSL), OpenSSH, bal\u00edkov\u00fd filter PF, demon routing OpenBGPD a OpenOSPFD, NTP server OpenNTPD, po\u0161tov\u00fd server OpenSMTPD, multiplexor textov\u00e9ho termin\u00e1lu (podobne ako GNU screen) tmux, demon identd s realiz\u00e1ciou protokolu IDENT, BSDL alternat\u00edva bal\u00edka GNU groff \u2013 mandoc, protokol na organiz\u00e1ciu redundantn\u00fdch syst\u00e9mov CARP (Common Address Redundancy Protocol), \u013eahk\u00fd http server, n\u00e1stroj na synchroniz\u00e1ciu s\u00faborov OpenRSYNC.          <\/p>\n<p>Hlavn\u00e9 vylep\u0161enia:   <\/p>\n<ul>\n<li class=\"l\"> In\u0161tal\u00e1tor bol doplnen\u00fd o podporu \u0161ifrovania kore\u0148ov\u00e9ho oddielu. V automatizovanom re\u017eime in\u0161tal\u00e1cie (autoinstall) je mo\u017en\u00e9 aktivova\u0165 \u0161ifrovanie diskov zad\u00e1van\u00edm hesla v otvorenom texte alebo poskytnut\u00edm k\u013e\u00fa\u010dov na samostatnom nosi\u010di. Sestavy pre architekt\u00faru AMD64 cdXX.iso a installXX.iso s\u00fa prisp\u00f4soben\u00e9 pre bootovanie v re\u017eime EFI.\n<li class=\"l\"> Bol pridan\u00fd syst\u00e9mov\u00fd volanie pinsyscalls, ktor\u00e9 umo\u017e\u0148uje umo\u017eni\u0165 pr\u00edstup k syst\u00e9mov\u00fdm volaniam len z ur\u010dit\u00fdch miest v adresnom priestore procesu. Jadro a ld.so m\u00f4\u017eu registrova\u0165 presn\u00e9 miesto vstupu na ka\u017ed\u00fd syst\u00e9mov\u00fd volanie pou\u017eit\u00fd programom a kni\u017enicou libc.so, pre n\u00e1sledn\u00e9 zablokovanie vykon\u00e1vania syst\u00e9mov\u00fdch volan\u00ed z nezaregistrovan\u00fdch miest.\n<li class=\"l\"> Bol odstr\u00e1nen\u00fd podpora nepriamych pr\u00edstupov k syst\u00e9mov\u00fdm volaniam pomocou funkcie syscall. V kombin\u00e1cii s pinsyscalls t\u00e1to zmena umo\u017e\u0148uje zak\u00e1za\u0165 priamy pr\u00edstup k syst\u00e9mov\u00fdm volaniam bez pou\u017eitia obalov, ktor\u00e9 poskytuje libc. Bal\u00edky, ktor\u00e9 obsahuj\u00fa priamy pr\u00edstup k syst\u00e9mov\u00fdm volaniam, ako s\u00fa Perl a Go, boli modifikovan\u00e9 na pou\u017e\u00edvanie len funkci\u00ed libc.\n<li class=\"l\"> Na syst\u00e9moch ARM64 sa roz\u0161\u00edrilo pou\u017e\u00edvanie mechanizmov autentifik\u00e1cie ukazovate\u013eov (PAC \u2014 Pointer Authentication) a identifik\u00e1cie odbo\u010denia (BTI \u2014 Branch Target Identification).\n<li class=\"l\"> Do sie\u0165ov\u00e9ho rozhrania ppp bola pridan\u00e1 <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/sk\/lir\/ipv4\/\"   title=\"podpora IPv6\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"385\">podpora IPv6<\/a>.\n<li class=\"l\"> V utilite netstat bola implementovan\u00e1 \u0161tatistika o efekt\u00edvnosti cachovania tr\u00e1s (vo v\u00fdstupe \u00abnetstat -s\u00bb sa teraz zobrazuj\u00fa po\u010d\u00edtadl\u00e1 z\u00e1sahov a ch\u00fdb cachovania).\n<li class=\"l\"> V paketovom filtri pf boli zoh\u013eadnen\u00e9 zmeny v sie\u0165ovom z\u00e1sobn\u00edku s\u00favisiace s paraleliz\u00e1ciou oper\u00e1ci\u00ed na viacjadrov\u00fdch syst\u00e9moch. Pri vykon\u00e1van\u00ed utilitky tcpdump so sie\u0165ov\u00fdm rozhran\u00edm pflog je zabezpe\u010den\u00e9 zobrazenie paketov, ktor\u00e9 boli zamietnut\u00e9 pri spusten\u00ed pravidla s predvolenou akciou \u00abblock\u00bb. Pre pravidl\u00e1 s akciou \u00abpass\u00bb je zabezpe\u010den\u00e9 zobrazenie zamietnut\u00fdch nespr\u00e1vnych paketov. Do divert bola pridan\u00e1 kontrola spr\u00e1vnosti nastavenia volieb v pakete IPv4.\n<li class=\"l\"> Vylep\u0161en\u00e1 podpora viacprocesorov\u00fdch syst\u00e9mov (SMP). Spracovatelia \u010dasov\u00fdch limitov v sie\u0165ovom stacku, po\u010d\u00edtanie paketov pre rozhranie loopback a modul vscsi_filtops boli preveden\u00e9 do kateg\u00f3rie mp-safe. Zaru\u010den\u00e1 je mo\u017enos\u0165 paraleln\u00e9ho vykon\u00e1vania syst\u00e9mov\u00fdch volan\u00ed bind a connect, ako aj oper\u00e1ci\u00ed s tabu\u013ekami UDP pre IPv4 a IPv6. Pridan\u00e1 bola podpora s\u00fa\u010dasn\u00e9ho odosielania UDP paketov z r\u00f4znych vl\u00e1kien.\n<li class=\"l\"> Vylep\u0161en\u00e9 spracovanie situ\u00e1ci\u00ed prete\u010denia str\u00e1nkovacej oblasti, pridan\u00e9 zmeny na vyl\u00fa\u010denie vz\u00e1jomn\u00fdch zablokovan\u00ed.\n<li class=\"l\"> V jadre pre syst\u00e9my arm64 bola implementovan\u00e1 cache obsahu poolov tabuliek str\u00e1nok pam\u00e4te a PTE-deskriptorov, \u010do v\u00fdrazne ur\u00fdchlilo pr\u00e1cu na viacjadrov\u00fdch syst\u00e9moch.\n<li class=\"l\"> Vykonan\u00e9 zlep\u0161enia v hyperv\u00edzorovi VMM. Implement\u00e1cia zariadenia vionet bola prep\u00edsan\u00e1 na podporu multithreading a prenosu \u00fadajov medzi hostite\u013eom a hostite\u013esk\u00fdm syst\u00e9mom v re\u017eime zero-copy, bez medzipam\u00e4te. Stabilita fungovania hyperv\u00edzora na syst\u00e9moch s instrukciami Intel VMX bola zv\u00fd\u0161en\u00e1. Pridan\u00e1 bola dodato\u010dn\u00e1 ochrana proti ned\u00e1vno zisten\u00fdm zranite\u013enostiam v procesoroch s\u00favisiacim s spekulat\u00edvnym vykon\u00e1van\u00edm in\u0161trukci\u00ed a \u00fanikom zvy\u0161n\u00fdch \u00fadajov z registrov.\n<li class=\"l\"> Pre syst\u00e9my amd64 bol pridan\u00fd sysctl machdep.retpoline na riadenie zap\u00ednania mechanizmu retpoline na ochranu proti \u00fatokom triedy Spectre.\n<li class=\"l\"> Implement\u00e1cia r\u00e1mca drm (Direct Rendering Manager) bola synchronizovan\u00e1 s jadrom Linux 6.6.19 (v predch\u00e1dzaj\u00facej verzii \u2014 6.1.55).\n<li class=\"l\"> Pridan\u00e1 podpora nov\u00e9ho hardv\u00e9ru a zahrnut\u00e9 nov\u00e9 ovl\u00e1da\u010de s\u00favisiace s komponentmi r\u00f4znych SoC, podporou Ethernet-ovl\u00e1da\u010dov a presunom vykon\u00e1vania sie\u0165ov\u00fdch oper\u00e1ci\u00ed na stranu sie\u0165ov\u00fdch kariet.\n<li class=\"l\"> V zvukovom subsyst\u00e9me uaudio bolo povolen\u00e9 pripojenie viacer\u00fdch ovl\u00e1da\u010dov pre zvukov\u00e9 zariadenia.\n<li class=\"l\"> Pridan\u00e9 ovl\u00e1da\u010de apldcp a apldrm pre ovl\u00e1da\u010de displeja pou\u017e\u00edvan\u00e9 v zariadeniach Apple. Pre Apple Powerbook bola implementovan\u00e1 mo\u017enos\u0165 ovl\u00e1dania podsvietenia kl\u00e1vesnice.\n<li class=\"l\"> Pridan\u00fd ovl\u00e1da\u010d qwx pre bezdr\u00f4tov\u00e9 \u010dipy Qualcomm IEEE 802.11ax, vytvoren\u00fd portovan\u00edm ovl\u00e1da\u010da ath11k z jadra Linux (s\u00fa\u010das\u0165ou jadra od verzie 5.6). Ovl\u00e1da\u010d umo\u017e\u0148uje vyu\u017eitie bezdr\u00f4tov\u00fdch adapt\u00e9r na notebookoch ako Lenovo ThinkPad X13s a DELL XPS 9500. Na prev\u00e1dzku ovl\u00e1da\u010da je potrebn\u00e9 nain\u0161talova\u0165 s\u00fabory s firmv\u00e9rom.\n<li class=\"l\"> Do utilitn\u00e9ho programu pax bola pridan\u00e1 mo\u017enos\u0165 z\u00e1pisu do pax-arch\u00edvov, a v utilitnom programe tar bola pridan\u00e1 podpora pax-arch\u00edvov s ve\u013ekos\u0165ou presahuj\u00facou 8 GB.\n<li class=\"l\"> Do utilitn\u00e9ho programu ifconfig bola pridan\u00e1 podpora pre uv\u00e1dzanie \u010d\u00edsel portov pre sie\u0165ov\u00e9 rozhrania spojen\u00e9 s tunelmi, ako s\u00fa gif a gre.\n<li class=\"l\"> V bgpd bol mechanizmus prenosu spr\u00e1v a v\u00e4\u010d\u0161ina parserov protokolov preveden\u00e1 na nov\u00fd API pre bezpe\u010dn\u00fa pr\u00e1cu s pam\u00e4\u0165ou.\n<li class=\"l\"> Do rpki-client bola pridan\u00e1 experiment\u00e1lna podpora pre algoritmus digit\u00e1lnych podpisov P-256. Bola implementovan\u00e1 mo\u017enos\u0165 obmedzenia platnosti RPKI Trust Anchor iba pre ur\u010dit\u00e9 \u010d\u00edsla auton\u00f3mnych syst\u00e9mov. Pridan\u00e1 podpora pre zoznamy podp\u00edsan\u00fdch prefixov RPKI (Signed Prefix List).\n<li class=\"l\"> V smtpd bola pridan\u00e1 podpora RFC 7505 (\u00abNull MX\u00bb na identifik\u00e1ciu. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/sk\/domain\/\"   title=\"dom\u00e9n\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"3157\">dom\u00e9n<\/a>Poskytla sa mo\u017enos\u0165 in\u0161tal\u00e1cie pou\u017e\u00edvate\u013esk\u00e9ho prostredia KDE Plasma 5.27 z bal\u00edkov kde-plasma a kde-plasma-extra (po ukon\u010den\u00ed podpory KDE4, podpora pou\u017e\u00edvania pracovnej plochy KDE Plasma 5 zost\u00e1vala v OpenBSD nefunk\u010dn\u00e1). Pre in\u0161tal\u00e1ciu s\u00fa navrhnut\u00e9 verzie KDE Plasma 5.27.10, KDE Applications 23.08.4 a KDE Frameworks 5.115.0.\n<li class=\"l\"> Aktualizovan\u00e9 bal\u00edky LibreSSL a OpenSSH. Podrobn\u00fd preh\u013ead vylep\u0161en\u00ed je mo\u017en\u00e9 n\u00e1js\u0165 v preh\u013eadoch LibreSSL 3.9.0, OpenSSH 9.6 a OpenSSH 9.7.\n<li class=\"l\"> Po\u010det portov pre architekt\u00faru AMD64 dosiahol: 12309 (predt\u00fdm 11845), pre aarch64 \u2013 12145 (predt\u00fdm 11508), pre i386 \u2013 10830 (predt\u00fdm 10603). Medzi verziami aplik\u00e1ci\u00ed v portoch s\u00fa:\n<li class=\"l\">Po\u010det portov pre architekt\u00faru AMD64 dosiahol: 12309 (bolo 11845), pre aarch64 \u2014 12145 (bolo 11508), pre i386 \u2014 10830 (bolo 10603). Medzi verziami aplik\u00e1ci\u00ed v portoch:\n<ul>\n<li> Audacity 3.4.2\n<li> CMake 3.28.3\n<li> Chromium 122.0.6261.111\n<li> Firefox 123.0.1, ESR 115.8.0\n<li> FFmpeg 4.4.4\n<li> GCC 8.4.0, 11.2.0\n<li> GHC 9.6.4\n<li> GNOME 45\n<li> Go 1.22.1\n<li> JDK 8u402, 11.0.22, 17.0.10, 21.0.2\n<li> Krita 5.2.2\n<li> LLVM\/Clang 13.0.0, 16.0.6, 17.0.6\n<li> LibreOffice 24.2.1.2\n<li> Lua 5.1.5, 5.2.4, 5.3.6, 5.4.6\n<li> MariaDB 10.9.8\n<li> Mutt 2.2.13 a NeoMutt 20240201\n<li> Mono 6.12.0.199\n<li> Node.js 18.19.1\n<li> OCaml 4.14.1\n<li> OpenLDAP 2.6.7\n<li> PHP 7.4.33, 8.0.30, 8.1.27, 8.2.16, 8.3.3\n<li> Postfix 3.8.6\n<li> PostgreSQL 16.2\n<li> Python 2.7.18, 3.9.18, 3.10.13, 3.11.8\n<li> Qt 5.15.12 (+ opravy kde), 6.6.1\n<li> Ruby 3.1.4, 3.2.3, 3.3.0\n<li> R 4.2.3\n<li> Rust 1.76.0\n<li> SQLite 3.44.2\n<li> Sudo 1.9.15.5\n<li> Shotcut 23.07.29\n<li> Suricata 7.0.3\n<li> Suricata 7.0.3\n<li> Tcl\/Tk 8.5.19, 8.6.13\n<li> TeX Live 2023\n<li> Thunderbird 115.8.1\n<li> Vim 9.1.139, Neovim 0.9.5\n<li> Xfce 4.18.1     <\/ul>\n<li class=\"l\"> Aktualizovan\u00e9 komponenty od extern\u00fdch v\u00fdvoj\u00e1rov zahrnut\u00e9 v OpenBSD 7.5:\n<ul>\n<li class=\"l\"> Grafick\u00fd stack Xenocara zalo\u017een\u00fd na X.Org 7.7 s xserver 21.1.11 + opravy, freetype 2.13.0, fontconfig 2.14.2, Mesa 23.1.9, xterm 378, xkeyboard-config 2.20, fonttosfnt 1.2.3.  <\/li>\n<li class=\"l\">    LLVM\/Clang 16.0.6 (+ opravy)  <\/li>\n<li class=\"l\">    GCC 4.2.1 (+ opravy) a 3.3.6 (+ opravy)  <\/li>\n<li class=\"l\">    Perl 5.36.3 (+ opravy)  <\/li>\n<li class=\"l\">    NSD 4.8.0  <\/li>\n<li class=\"l\">    Unbound 1.18  <\/li>\n<li class=\"l\">    Ncurses 5.7  <\/li>\n<li class=\"l\">    Binutils 2.17 (+ z\u00e1platy)  <\/li>\n<li class=\"l\">  Gdb 6.3 (+ oprava)  <\/li>\n<li class=\"l\">  Awk 22.01.2024  <\/li>\n<li class=\"l\">  Expat 2.6.0.\n<li class=\"l\"> zlib 1.3.1 (+ opravy).  <\/ul>\n<\/ul>\n<p>Zdroj: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=60930\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0439 UNIX-\u043f\u043e\u0434\u043e\u0431\u043d\u043e\u0439 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b OpenBSD 7.5. \u041f\u0440\u043e\u0435\u043a\u0442 OpenBSD \u0431\u044b\u043b \u043e\u0441\u043d\u043e\u0432\u0430\u043d \u0422\u044d\u043e \u0434\u0435 \u0420\u0430\u0430\u0434\u0442\u043e\u043c (Theo de Raadt) \u0432 1995 \u0433\u043e\u0434\u0443 \u043f\u043e\u0441\u043b\u0435 \u043a\u043e\u043d\u0444\u043b\u0438\u043a\u0442\u0430 \u0441 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0430\u043c\u0438 NetBSD, \u0432 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[&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-114805","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.5 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0439 UNIX-\u043f\u043e\u0434\u043e\u0431\u043d\u043e\u0439 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b OpenBSD 7.5.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" 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