{"id":120111,"date":"2024-10-09T01:09:09","date_gmt":"2024-10-08T23:09:09","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-openbsd-7-6"},"modified":"2024-10-09T01:09:09","modified_gmt":"2024-10-08T23:09:09","slug":"vypusk-openbsd-7-6","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sk\/blog\/news\/vypusk-openbsd-7-6","title":{"rendered":"Vydanie OpenBSD 7.6","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Bol vydan\u00fd nov\u00fd variant bezplatn\u00e9ho UNIX-podobn\u00e9ho opera\u010dn\u00e9ho syst\u00e9mu OpenBSD 7.6. Projekt OpenBSD zalo\u017eil Theo de Raadt v roku 1995 po konflikte s v\u00fdvoj\u00e1rmi NetBSD, v ktorom mu bol uzavret\u00fd pr\u00edstup k CVS repozit\u00e1ru NetBSD. Po tom Theo de Raadt so skupinou podobne zm\u00fd\u0161\u013eaj\u00facich vytvoril na z\u00e1klade zdrojov\u00e9ho k\u00f3du NetBSD nov\u00fa otvoren\u00fa opera\u010dn\u00fa s\u00fastavu, ktorej hlavn\u00fdmi cie\u013emi rozvoja sa stali prenosnos\u0165 (podporuje 13 hardv\u00e9rov\u00fdch platforiem), \u0161tandardiz\u00e1cia, spr\u00e1vna funkcia, proakt\u00edvna bezpe\u010dnos\u0165 a integrovan\u00e9 kryptografick\u00e9 prostriedky. Ve\u013ekos\u0165 pln\u00e9ho in\u0161tala\u010dn\u00e9ho ISO obrazu z\u00e1kladn\u00e9ho syst\u00e9mu OpenBSD 7.6 je 702 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\"> Roz\u0161\u00edren\u00e1 podpora architekt\u00fary ARM64. Pridan\u00e1 podpora ARM8 roz\u0161\u00edrenia EPAN (Enhanced Privileged Access Never), ktor\u00e9 blokuje privil\u00e9giovan\u00fd pr\u00edstup k oblastiam pam\u00e4te, ktor\u00e9 s\u00fa pou\u017e\u00edvan\u00e9 len na vykon\u00e1vanie k\u00f3du. Pridan\u00e1 podpora procesora Qualcomm Snapdragon X Elite (X1E80100) a implementovan\u00e9 rozpozn\u00e1vanie CPU Cortex-A520AE (Hayes AE) a Cortex-A720AE (Hunter AE). Pre syst\u00e9my zalo\u017een\u00e9 na architekt\u00fare ARM64 bola implementovan\u00e1 ochrana proti zranite\u013enostiam typu Spectre-V4, ako aj vylep\u0161en\u00e1 ochrana proti zranite\u013enostiam Spectre-BHB.\n<li class=\"l\"> Pre syst\u00e9my na b\u00e1ze architekt\u00fary AMD64 bola pridan\u00e1 podpora in\u0161trukci\u00ed AVX-512. Realizovan\u00e1 ochrana proti zranite\u013enosti RFDS v procesoroch Intel Atom.\n<li class=\"l\"> Pridan\u00e1 podpora dosky Milk-V Pioneer na b\u00e1ze architekt\u00fary RISC-V.\n<li class=\"l\"> Odstr\u00e1nen\u00fd mechanizmus msyscall, pou\u017e\u00edvan\u00fd na ozna\u010denie oblast\u00ed pam\u00e4te, z ktor\u00fdch je povolen\u00e9 vykon\u00e1va\u0165 syst\u00e9mov\u00e9 volania. Nahradili ho syst\u00e9mov\u00e9 volania mimmutable a pinsyscalls.\n<li class=\"l\"> Pr\u00e1ca na vylep\u0161en\u00ed podpory energeticky \u00fasporn\u00fdch stavov S0 a prechodu do sp\u00e1nkov\u00e9ho re\u017eimu na modernom hardv\u00e9ri bola \u00faspe\u0161ne dokon\u010den\u00e1. V syst\u00e9moch amd64 bol implementovan\u00fd re\u017eim \u201esuspend-to-idle\u201c, ktor\u00fd je mo\u017en\u00e9 pou\u017ei\u0165 na hardv\u00e9ri, ktor\u00fd nepodporuje sp\u00e1nkov\u00fd re\u017eim S3. Rie\u0161ilo sa mno\u017estvo probl\u00e9mov v ovl\u00e1da\u010doch, ktor\u00e9 br\u00e1nili pou\u017e\u00edvaniu sp\u00e1nkov\u00e9ho re\u017eimu.\n<li class=\"l\"> Do syst\u00e9mov\u00e9ho volania readdir bola pridan\u00e1 kontrola na pr\u00edtomnos\u0165 znaku \u201a\/\u2018 v n\u00e1zvoch s\u00faborov na blokovanie mo\u017en\u00fdch \u00fatokov na aplik\u00e1cie pri pr\u00e1ci s ned\u00f4veryhodn\u00fdmi s\u00faborov\u00fdmi syst\u00e9mami.\n<li class=\"l\"> Vylep\u0161en\u00e1 podpora viacprocesorov\u00fdch syst\u00e9mov (SMP). Pridan\u00e9 mo\u017enosti paraleln\u00e9ho spracovania prich\u00e1dzaj\u00facich UDP paketov a raw socketov IPv4\/IPv6 na r\u00f4znych CPU jadr\u00e1ch. Zlep\u0161en\u00e1 pr\u00e1ca s blok\u00e1ciami pre unix4 a UDP sokety. Sockets AF_ROUTE boli preveden\u00e9 na nov\u00fa sch\u00e9mu blokovania. Syst\u00e9mov\u00e9 volania shutdown, sigsuspend a kbind, ako aj TCP \u010dasova\u010de a mnoh\u00e9 sysctl boli zbaven\u00e9 glob\u00e1lnej blok\u00e1cie.\n<li class=\"l\"> Vykonali sa vylep\u0161enia v hyperv\u00edzore VMM. Bola pridan\u00e1 podpora mechanizmu AMD SEV (Secure Encrypted Virtualization) na ochranu virtu\u00e1lnych strojov pred z\u00e1sahom zo strany hyperv\u00edzora alebo administr\u00e1tora hostite\u013esk\u00e9ho syst\u00e9mu. Bol vylep\u0161en\u00fd pr\u00edstup k funkci\u00e1m CPU z virtu\u00e1lnych strojov. Do vmctl bola pridan\u00e1 pr\u00edkaz \u201estatus -r\u201c na zobrazenie stavu len spusten\u00fdch virtu\u00e1lnych strojov.\n<li class=\"l\"> Implement\u00e1cia r\u00e1mca drm (Direct Rendering Manager) bola synchronizovan\u00e1 s jadrom Linux 6.6.52 (v predch\u00e1dzaj\u00facom vydan\u00ed \u2014 6.6.19). V ovl\u00e1da\u010di inteldrm bola implementovan\u00e1 podpora GPU pou\u017e\u00edvan\u00e9ho v procesoroch Intel na b\u00e1ze mikroarchitekt\u00fary Meteor Lake.\n<li class=\"l\"> Funkcia scandirat na prech\u00e1dzanie obsahu adres\u00e1rov bola prenesen\u00e1 z FreeBSD.\n<li class=\"l\"> Zo z\u00e1kladn\u00e9ho syst\u00e9mu bol odstr\u00e1nen\u00fd star\u00fd DHCP klient dhclient, namiesto ktor\u00e9ho sa odpor\u00fa\u010da pou\u017e\u00edva\u0165 st\u00e1le be\u017eiaci pozadov\u00fd proces dhcpleased, dod\u00e1van\u00fd od OpenBSD 6.9 a pou\u017e\u00edvaj\u00faci utilitu ifconfig na aktiv\u00e1ciu automatickej konfigur\u00e1cie sie\u0165ov\u00fdch rozhran\u00ed cez DHCP (aktivuje sa spusten\u00edm \u201eifconfig $if autoconf\u201c alebo pridan\u00edm \u201einet autoconf\u201c do \/etc\/hostname.$if).\n<li class=\"l\"> Pou\u017e\u00edvanie znaku s nulov\u00fdm k\u00f3dom v shell skriptoch, ktor\u00e9 s\u00fa spracov\u00e1van\u00e9 predvolen\u00fdm pr\u00edkazov\u00fdm interpretom ksh, je zak\u00e1zan\u00e9. Pr\u00edtomnos\u0165 nulov\u00fdch znakov v skriptoch teraz sp\u00f4sob\u00ed ukon\u010denie vykon\u00e1vania s v\u00fdkonom chyby, okrem pr\u00edpadov, ke\u010f s\u00fa umiestnen\u00e9 medzi \u00fadajmi pripojen\u00fdmi na konci s\u00faboru za k\u00f3dom.\n<li class=\"l\"> N\u00e1stroj tar bol preveden\u00fd na predvo\u013ebu pou\u017e\u00edvania form\u00e1tu PAX pri vytv\u00e1ran\u00ed arch\u00edvov. Pou\u017eitie form\u00e1tu PAX umo\u017en\u00ed uchov\u00e1va\u0165 dlh\u0161ie n\u00e1zvy s\u00faborov, spracov\u00e1va\u0165 odkazy, pou\u017e\u00edva\u0165 presn\u00e9 \u010dasov\u00e9 \u00fadaje a uklada\u0165 do arch\u00edvu s\u00fabory ve\u013emi ve\u013ek\u00fdch rozmerov.\n<li class=\"l\"> Do X11 stack Xenocara, pou\u017e\u00edvan\u00e9ho v OpenBSD na vytvorenie grafick\u00e9ho prostredia, bola pridan\u00e1 kni\u017enica libva, ktor\u00e1 umo\u017e\u0148uje vyu\u017e\u00edvanie rozhrania VA-API (Video Acceleration API) na hardv\u00e9rov\u00e9 ur\u00fdchlenie k\u00f3dovania a dek\u00f3dovania videa v r\u00f4znych form\u00e1toch. Pr\u00e1ca hardv\u00e9rov\u00e9ho ur\u00fdchlenia bola testovan\u00e1 s ovl\u00e1da\u010dmi pre GPU Intel a AMD pri pou\u017e\u00edvan\u00ed prehliada\u010da Firefox a video prehr\u00e1va\u010da mpv. Potrebn\u00e9 ovl\u00e1da\u010de pre GPU Intel s\u00fa k dispoz\u00edcii v portoch graphics\/intel-media-driver a graphics\/intel-vaapi-driver, zatia\u013e \u010do pre GPU AMD sa pou\u017e\u00edvaj\u00fa \u0161tandardn\u00e9 komponenty z Mesa.\n<li class=\"l\"> Bola poskytnut\u00e1 mo\u017enos\u0165 spustenia desktopov\u00e9ho prostredia KDE Plasma 6.\n<li class=\"l\">Bola pridan\u00e1 podpora nov\u00e9ho hardv\u00e9ru a zahrnut\u00e9 nov\u00e9 ovl\u00e1da\u010de s\u00favisiace s komponentmi r\u00f4znych SoC a podporou Ethernetov\u00fdch ovl\u00e1da\u010dov. V ovl\u00e1da\u010doch igc a dwqe bola pridan\u00e1 podpora hardv\u00e9rov\u00e9ho tagovania VLAN, a v ovl\u00e1da\u010doch dwqe, vmx, igc a vio(4) bola zabezpe\u010den\u00e1 realiz\u00e1cia sie\u0165ov\u00fdch oper\u00e1ci\u00ed na strane sie\u0165ov\u00fdch kariet.\n<li class=\"l\"> Do kompil\u00e1tora bola pridan\u00e1 vo\u013eba \u201e-fret-clean\u201c, ktor\u00e1 vykon\u00e1va vy\u010distenie adresy n\u00e1vratu v z\u00e1sobn\u00edku po ukon\u010den\u00ed volania.\n<li class=\"l\"> Bola zabezpe\u010den\u00e1 funkcia PPP rozhran\u00ed v dom\u00e9ne smerovania (rdomain).\n<li class=\"l\"> Pre IPv6 bol pridan\u00fd re\u017eim \u201esysctl net.inet6.ip6.forwarding = 2\u201c, ktor\u00fd povo\u013euje presmerovanie paketov iba pre IPsec.\n<li class=\"l\"> Do funkcie getsockopt() bola pridan\u00e1 podpora vlajky SO_ACCEPTCONN, ktor\u00e1 umo\u017e\u0148uje overi\u0165, \u010di bola pre socket vykonan\u00e1 funkcia listen().\n<li class=\"l\"> Do iked, implement\u00e1cie protokolu IKEv2 pre IPsec, bola pridan\u00e1 podpora autentifik\u00e1cie, autoriz\u00e1cie a \u00fa\u010dtovania prostredn\u00edctvom protokolu RADIUS.\n<li class=\"l\"> Do RADIUS servera radiusd bola pridan\u00e1 podpora DAE (Dynamick\u00e9 roz\u0161\u00edrenia autoriz\u00e1cie), ako aj mo\u017enos\u0165 umiestni\u0165 nastavenia \u00fa\u010dtovania do radiusd.conf. Boli pridan\u00e9 moduly: radiusd_ipcp na nastavenie poolu, radiusd_file pre autentifik\u00e1ciu prostredn\u00edctvom lok\u00e1lneho s\u00faboru. Do radiusctl bola pridan\u00e1 pr\u00edkaz \u201eipcp delete\u201c na odstr\u00e1nenie ur\u010dit\u00e9ho sedenia bez preru\u0161enia spojenia. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/sk\/lir\/ipv4\/\"   title=\"IP adresy\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"873\">IP adresy<\/a>, radiusd_file na autentifik\u00e1ciu cez lok\u00e1lny s\u00fabor. Do radiusctl bola pridan\u00e1 pr\u00edkaz \u201eipcp delete\u201c na odstr\u00e1nenie ur\u010ditej rel\u00e1cie bez preru\u0161enia pripojenia.\n<li class=\"l\"> Bol pridan\u00fd pozadov\u00fd proces dhcp6leased na z\u00edskanie prefixov IPv6 od\n<li class=\"l\"> DHCPv6. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/sk\/server\/\"   title=\"serverov\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"1732\">serverov<\/a> OpenSSH bol aktualizovan\u00fd. Zoznam zmien si m\u00f4\u017eete pozrie\u0165 v ozn\u00e1meniach OpenSSH 9.8 a OpenSSH 9.9.\n<li class=\"l\"> Po\u010det portov pre architekt\u00faru AMD64 sa zv\u00fd\u0161il na 12312 (predt\u00fdm 12309), pre aarch64 na 12148 (predt\u00fdm 12145), pre i386 na 10534 (predt\u00fdm 10830). Medzi verziami aplik\u00e1ci\u00ed v portoch:\n<li class=\"l\"> Po\u010det portov pre architekt\u00faru AMD64 dosiahol 12312 (predt\u00fdm 12309), pre aarch64 \u2014 12148 (predt\u00fdm 12145), pre i386 \u2014 10534 (predt\u00fdm 10830). Medzi verziami aplik\u00e1ci\u00ed v portoch:\n<ul>\n<li>Audacity 3.6.3      <\/li>\n<li>Audacity 3.6.3      <\/li>\n<li>CMake 3.30.1      <\/li>\n<li>Chromium 128.0.6613.137      <\/li>\n<li>Emacs 29.4      <\/li>\n<li>FFmpeg 4.4.5      <\/li>\n<li>GCC 8.4.0 a 11.2.0      <\/li>\n<li>GHC 9.6.6      <\/li>\n<li>GNOME 46      <\/li>\n<li>Go 1.23.1      <\/li>\n<li>JDK 8u402, 11.0.24, 17.0.12 a 21.0.4      <\/li>\n<li>KDE Applications 24.05.2      <\/li>\n<li>KDE Frameworks 6.5.0      <\/li>\n<li>KDE Plasma 6.1.4      <\/li>\n<li>Krita 5.2.3      <\/li>\n<li>LLVM\/Clang 13.0.0, 16.0.6 a 17.0.6      <\/li>\n<li>LibreOffice 24.8.1.2      <\/li>\n<li>Lua 5.1.5, 5.2.4, 5.3.6 a 5.4.7      <\/li>\n<li>Mutt 2.2.13 a NeoMutt 20240201      <\/li>\n<li>Mono 6.12.0.199      <\/li>\n<li>Mozilla Firefox 130.0.1 a ESR 128.2.0      <\/li>\n<li>Mozilla Thunderbird 128.2.3      <\/li>\n<li>Node.js 20.17.0      <\/li>\n<li>OpenLDAP 2.6.8      <\/li>\n<li>PHP 8.1.29, 8.2.23 a 8.3.11      <\/li>\n<li>Postfix 3.9.0      <\/li>\n<li>PostgreSQL 16.4      <\/li>\n<li>Python 2.7.18, 3.11.10      <\/li>\n<li>Qt 5.15.13 (+ opravy od kde) a 6.6.3      <\/li>\n<li>R 4.4.1      <\/li>\n<li>Ruby 3.1.6, 3.2.5 a 3.3.5      <\/li>\n<li>Rust 1.81.0      <\/li>\n<li>Sudo 1.9.15.5      <\/li>\n<li>Shotcut 24.04.28      <\/li>\n<li>Suricata 7.0.3      <\/li>\n<li>Suricata 7.0.6      <\/li>\n<li>Tcl\/Tk 8.5.19 a 8.6.13      <\/li>\n<li>TeX Live 2023      <\/li>\n<li>Vim 9.1.707 a Neovim 0.10.1      <\/li>\n<li>Xfce 4.18.1  <\/ul>\n<li class=\"l\"> Aktualizovan\u00e9 komponenty od extern\u00fdch v\u00fdvoj\u00e1rov, zahrnut\u00e9 v OpenBSD 7.6:\n<ul>\n<li class=\"l\"> Grafick\u00fd stack Xenocara zalo\u017een\u00fd na X.Org 7.7 s xserver 21.1.13 + opravy, freetype 2.13.2, fontconfig 2.14.2, Mesa 23.3.6, xterm 393, xkeyboard-config 2.20, fonttosfnt 1.2.3.\n<li class=\"l\"> LLVM\/Clang 16.0.6 (+ opravy)\n<li class=\"l\"> GCC 4.2.1 (+ opravy) a 3.3.6 (+ opravy)\n<li class=\"l\"> Perl 5.38.2 (+ opravy)\n<li class=\"l\"> NSD 4.9.1\n<li class=\"l\"> Unbound 1.21.0\n<li class=\"l\"> Ncurses 6.4\n<li class=\"l\"> Binutils 2.17 (+ z\u00e1platy)\n<li class=\"l\"> Gdb 6.3 (+ z\u00e1platy)\n<li class=\"l\"> Awk od 28. j\u00fala 2024.\n<li class=\"l\"> Expat 2.6.3\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=62018\">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 7.6. \u041f\u0440\u043e\u0435\u043a\u0442 OpenBSD \u0431\u044b\u043b 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\u043d\u0430 \u0431\u0430\u0437\u0435 \u0434\u0435\u0440\u0435\u0432\u0430 \u0438\u0441\u0445\u043e\u0434\u043d\u044b\u0445 \u0442\u0435\u043a\u0441\u0442\u043e\u0432 NetBSD \u043d\u043e\u0432\u0443\u044e \u043e\u0442\u043a\u0440\u044b\u0442\u0443\u044e [&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-120111","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.4 - 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 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