{"id":112179,"date":"2023-12-13T09:10:17","date_gmt":"2023-12-13T07:10:17","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/obnovlenie-x-org-server-21-1-10-s-ustraneniem-uyazvimostej-udalenie-podderzhki-ums-iz-yadra-linux"},"modified":"2023-12-13T09:10:17","modified_gmt":"2023-12-13T07:10:17","slug":"obnovlenie-x-org-server-21-1-10-s-ustraneniem-uyazvimostej-udalenie-podderzhki-ums-iz-yadra-linux","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pl\/blog\/news\/obnovlenie-x-org-server-21-1-10-s-ustraneniem-uyazvimostej-udalenie-podderzhki-ums-iz-yadra-linux","title":{"rendered":"Aktualizacja X.Org Server 21.1.10 z poprawkami zabezpiecze\u0144. Usuni\u0119cie wsparcia dla UMS z j\u0105dra Linux","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Opublikowane zosta\u0142y skorygowane wersje X.Org Server 21.1.10 oraz komponentu DDX (Device-Dependent X) xwayland 23.2.3, zapewniaj\u0105cego uruchamianie X.Org Server w celu organizacji wykonywania aplikacji X11 w \u015brodowiskach bazuj\u0105cych na Wayland. W nowych wersjach usuni\u0119to dwie podatno\u015bci. Pierwsza podatno\u015b\u0107 mo\u017ce by\u0107 wykorzystana do podniesienia uprawnie\u0144 w systemach, w kt\u00f3rych serwer X dzia\u0142a z prawami roota, a tak\u017ce do zdalnego wykonania kodu w konfiguracjach, w kt\u00f3rych dost\u0119p odbywa si\u0119 poprzez przekazywanie sesji X11 za pomoc\u0105 SSH.       <\/p>\n<p>Zidentyfikowane problemy:  <\/p>\n<ul>\n<li class=\"l\"> CVE-2023-6377 \u2014 przepe\u0142nienie bufora w obs\u0142udze przycisk\u00f3w XKB, kt\u00f3re wyst\u0119puje podczas prze\u0142\u0105czania logicznego urz\u0105dzenia wej\u015bciowego (na przyk\u0142ad podczas prze\u0142\u0105czania z g\u0142adzika na mysz) z powodu nieprawid\u0142owych oblicze\u0144 informacji o urz\u0105dzeniu. Serwer X przydziela\u0142 pami\u0119\u0107 wystarczaj\u0105c\u0105 tylko dla jednego przycisku XKB, nie uwzgl\u0119dniaj\u0105c faktycznej liczby przycisk\u00f3w na nowym urz\u0105dzeniu. W rezultacie \u017c\u0105danie zmiany obs\u0142ugi przycisk\u00f3w XKB prowadzi\u0142o do zapisu danych w obszarze poza buforem. Problem pojawia si\u0119 od wydania xorg-server-1.6.0 (rok 2009).\n<li class=\"l\"> CVE-2023-6478 \u2014 przepe\u0142nienie liczb ca\u0142kowitych, kt\u00f3re wyst\u0119puje podczas wysy\u0142ania specjalnie sformatowanych \u017c\u0105da\u0144 RRChangeProviderProperty i RRChangeOutputProperty. Wra\u017cliwo\u015b\u0107 ta mo\u017ce prowadzi\u0107 do odczytu danych z obszaru poza buforem i wycieku informacji z pami\u0119ci procesu. Problem wynika z u\u017cycia 32-bitowego typu int w zmiennej do obliczania rozmiaru, kt\u00f3ry mo\u017ce by\u0107 przepe\u0142niony podczas przesy\u0142ania \u017c\u0105dania du\u017cego rozmiaru. Problemy te wyst\u0119puj\u0105 od wyda\u0144 xorg-server-1.4.0 (rok 2004) i xorg-server-1.13.0 (rok 2012).      <\/ul>\n<p>Dodatkowo mo\u017cna zauwa\u017cy\u0107 wniosek o usuni\u0119cie wywo\u0142a\u0144 ioctl z obs\u0142ug\u0105 UMS (Userspace Mode-Setting) z ga\u0142\u0119zi linux-next, w kt\u00f3rej rozwijane s\u0105 zmiany dla j\u0105dra Linux 6.8. Interfejs UMS s\u0142u\u017cy do prze\u0142\u0105czania tryb\u00f3w wideo na poziomie u\u017cytkownika i by\u0142 u\u017cywany w bardzo starych sterownikach, kt\u00f3rych wsparcie zosta\u0142o zako\u0144czone. Sterowniki udost\u0119pniaj\u0105ce interfejs UMS zosta\u0142y oznaczone jako przestarza\u0142e w 2016 roku i usuni\u0119te w wydaniu j\u0105dra 6.3.      <\/p>\n<p>W szczeg\u00f3lno\u015bci w j\u0105drze 6.3 usuni\u0119to sterowniki i810 (stare zintegrowane karty graficzne Intel 8xx), mga (gpu Matrox), r128 (gpu ATI Rage 128, w tym karty Rage Fury, XPERT 99 i XPERT 128), savage (gpu S3 Savage), sis (gpu Crusty SiS), tdfx (3dfx Voodoo) i via (VIA IGP). Poniewa\u017c od momentu usuni\u0119cia tych sterownik\u00f3w nie wp\u0142yn\u0119\u0142y \u017cadne pro\u015bby o ich przywr\u00f3cenie, w j\u0105drze 6.8 postanowiono usun\u0105\u0107 z podsystemu DRM elementy infrastruktury UMS u\u017cywane w tych sterownikach. Aktualne sterowniki od dawna przesz\u0142y na prze\u0142\u0105czanie tryb\u00f3w wideo przez interfejs KMS (Kernel Mode Setting).<br \/>\n<br \/>\u0179r\u00f3d\u0142o: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=60280\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u044b \u043a\u043e\u0440\u0440\u0435\u043a\u0442\u0438\u0440\u0443\u044e\u0449\u0438\u0435 \u0432\u044b\u043f\u0443\u0441\u043a\u0438 X.Org Server 21.1.10 \u0438 DDX-\u043a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442\u0430 (Device-Dependent X) xwayland 23.2.3, \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0438\u0432\u0430\u044e\u0449\u0435\u0433\u043e \u0437\u0430\u043f\u0443\u0441\u043a X.Org Server \u0434\u043b\u044f \u043e\u0440\u0433\u0430\u043d\u0438\u0437\u0430\u0446\u0438\u0438 \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f X11-\u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0439 \u0432 \u043e\u043a\u0440\u0443\u0436\u0435\u043d\u0438\u044f\u0445 \u043d\u0430 \u0431\u0430\u0437\u0435 Wayland. \u0412 \u043d\u043e\u0432\u044b\u0445 \u0432\u0435\u0440\u0441\u0438\u044f\u0445 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u044b \u0434\u0432\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438. \u041f\u0435\u0440\u0432\u0430\u044f \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u043c\u043e\u0436\u0435\u0442 \u0431\u044b\u0442\u044c \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u0430 \u0434\u043b\u044f \u043f\u043e\u0432\u044b\u0448\u0435\u043d\u0438\u044f \u043f\u0440\u0438\u0432\u0438\u043b\u0435\u0433\u0438\u0439 \u0432 \u0441\u0438\u0441\u0442\u0435\u043c\u0430\u0445, \u0432 \u043a\u043e\u0442\u043e\u0440\u044b\u0445 X-\u0441\u0435\u0440\u0432\u0435\u0440 \u0432\u044b\u043f\u043e\u043b\u043d\u044f\u0435\u0442\u0441\u044f \u0441 \u043f\u0440\u0430\u0432\u0430\u043c\u0438 root, \u0430 \u0442\u0430\u043a\u0436\u0435 \u0434\u043b\u044f \u0443\u0434\u0430\u043b\u0451\u043d\u043d\u043e\u0433\u043e \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u043a\u043e\u0434\u0430 \u0432 [&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-112179","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - 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Usuni\u0119cie wsparcia UMS z j\u0105dra Linux | ProHoster","description":"Opublikowano poprawki dla X.Org Server 21.1.10 oraz komponentu DDX (Device-Dependent X) xwayland 23.2.3, kt\u00f3ry umo\u017cliwia uruchomienie X.Org Server do realizacji aplikacji X11 w oparciu o.","canonical_url":"https:\/\/prohoster.info\/pl\/blog\/news\/obnovlenie-x-org-server-21-1-10-s-ustraneniem-uyazvimostej-udalenie-podderzhki-ums-iz-yadra-linux","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"pl_PL","og:site_name":"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b","og:type":"article","og:title":"\ud83e\udd47\u041e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 X.Org Server 21.1.10 \u0441 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u0435\u043c \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439. \u0423\u0434\u0430\u043b\u0435\u043d\u0438\u0435 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0438 UMS \u0438\u0437 \u044f\u0434\u0440\u0430 Linux | ProHoster","og:description":"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u044b \u043a\u043e\u0440\u0440\u0435\u043a\u0442\u0438\u0440\u0443\u044e\u0449\u0438\u0435 \u0432\u044b\u043f\u0443\u0441\u043a\u0438 X.Org Server 21.1.10 \u0438 DDX-\u043a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442\u0430 (Device-Dependent X) xwayland 23.2.3, \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0438\u0432\u0430\u044e\u0449\u0435\u0433\u043e \u0437\u0430\u043f\u0443\u0441\u043a X.Org Server \u0434\u043b\u044f \u043e\u0440\u0433\u0430\u043d\u0438\u0437\u0430\u0446\u0438\u0438 \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f X11-\u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0439 \u0432 \u043e\u043a\u0440\u0443\u0436\u0435\u043d\u0438\u044f\u0445 \u043d\u0430 \u0431\u0430\u0437\u0435.","og:url":"https:\/\/prohoster.info\/pl\/blog\/news\/obnovlenie-x-org-server-21-1-10-s-ustraneniem-uyazvimostej-udalenie-podderzhki-ums-iz-yadra-linux","og:image":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:secure_url":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:width":350,"og:image:height":350,"article:published_time":"2023-12-13T07:10:17+00:00","article:modified_time":"2023-12-13T07:10:17+00:00","article:publisher":"https:\/\/www.facebook.com\/prohoster","article:author":"https:\/\/www.facebook.com\/prohoster"},"aioseo_meta_data":[],"gt_translate_keys":[{"key":"link","format":"url"}],"_links":{"self":[{"href":"https:\/\/prohoster.info\/pl\/wp-json\/wp\/v2\/posts\/112179","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/pl\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/pl\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/pl\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/pl\/wp-json\/wp\/v2\/comments?post=112179"}],"version-history":[{"count":0,"href":"https:\/\/prohoster.info\/pl\/wp-json\/wp\/v2\/posts\/112179\/revisions"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/pl\/wp-json\/wp\/v2\/media?parent=112179"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/pl\/wp-json\/wp\/v2\/categories?post=112179"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/pl\/wp-json\/wp\/v2\/tags?post=112179"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}