{"id":137738,"date":"2025-06-21T11:12:23","date_gmt":"2025-06-21T09:12:23","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/obnovlenie-x-org-server-21-1-18-s-ustraneniem-6-uyazvimostej"},"modified":"2025-06-21T11:12:23","modified_gmt":"2025-06-21T09:12:23","slug":"obnovlenie-x-org-server-21-1-18-s-ustraneniem-6-uyazvimostej","status":"publish","type":"post","link":"https:\/\/prohoster.info\/da\/blog\/news\/obnovlenie-x-org-server-21-1-18-s-ustraneniem-6-uyazvimostej","title":{"rendered":"Opdatering af X.Org Server 21.1.18 med l\u00f8sning af 6 s\u00e5rbarheder","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Korrigerende udgivelser af X.Org Server 21.1.17 og DDX-komponenten (Device-Dependent X) xwayland 24.1.7 er blevet offentliggjort; dette muligg\u00f8r k\u00f8rsel af X.Org Server for at k\u00f8re X11-applikationer i milj\u00f8er baseret p\u00e5 Wayland. Den nye version af X.Org Server l\u00f8ser 6 s\u00e5rbarheder. Problemerne kan potentielt blive udnyttet til at forh\u00f8je privilegier i systemer, hvor X-serveren k\u00f8rer med root-rettigheder, samt til fjernudf\u00f8relse af kode i konfigurationer, hvor adgang opn\u00e5s via X11-sessionevidering med SSH.     <\/p>\n<p>Identificerede s\u00e5rbarheder:  <\/p>\n<ul>\n<li class=\"l\"> CVE-2025-49176 \u2014 heltalsoverskridelse, der f\u00f8rer til hukommelsesskader, i implementeringen af udvidelsen Big Requests, som tillader afsendelse af anmodninger, der overstiger 64 kilobyte. S\u00e5rbarheden viser sig fra udgivelsen af X11R6.0 (1994).\n<li class=\"l\"> CVE-2025-49179 \u2014 heltalsoverskridelse, der f\u00f8rer til hukommelsesskader, i implementeringen af udvidelsen X Record, som opst\u00e5r ved afsendelse af for store v\u00e6rdier for antallet af klienter eller intervaller. S\u00e5rbarheden viser sig fra udgivelsen af X11R6.1 (1996).\n<li class=\"l\">  CVE-2025-49180 \u2014 heltalsoverskridelse, der f\u00f8rer til hukommelsesskader, i implementeringen af udvidelsen RandR. S\u00e5rbarheden viser sig fra udgivelsen af 1.13 RC1 (2012).\n<li class=\"l\"> CVE-2025-49178 \u2014 mulighed for at skabe en situation, der f\u00f8rer til blokering af andre klienters anmodninger. S\u00e5rbarheden viser sig fra udgivelsen af Xorg 1.10.0.\n<li class=\"l\"> CVE-2025-49175 \u2014 l\u00e6sning fra hukommelse uden for buffergr\u00e6nsen i udvidelsen X Rendering, som opst\u00e5r ved udf\u00f8relse af operationer med animerede mark\u00f8rer. S\u00e5rbarheden viser sig fra udgivelsen af XFree86 4.3.0 (2003).\n<li class=\"l\"> CVE-2025-49177 \u2014 datal\u00e6kage i implementeringen af udvidelsen XFIXES, for\u00e5rsaget af manglende st\u00f8rrelseskontrol af klientanmodninger i handleren XFixesSetClientDisconnectMode (klienten kan sende en kortere anmodning og l\u00e6se data fra den tidligere anmodning). S\u00e5rbarheden viser sig fra udgivelsen af Xorg Server 21.1 RC1 (2021).              <\/ul>\n<p>Till\u00e6g: Hurtigt efterformation er der blevet udgivet X.Org Server 21.1.18 og xwayland 24.1.8, som inkluderer yderligere \u00e6ndringer til at l\u00f8se s\u00e5rbarheden CVE-2025-49176.<br \/>\n<br \/>Kilde: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=63423\">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 21.1.17 \u0438 DDX-\u043a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442\u0430 (Device-Dependent X) xwayland 24.1.7, \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\u043e\u0439 \u0432\u0435\u0440\u0441\u0438\u0438 X.Org Server \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u043e 6 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439. \u041f\u0440\u043e\u0431\u043b\u0435\u043c\u044b \u043f\u043e\u0442\u0435\u043d\u0446\u0438\u0430\u043b\u044c\u043d\u043e \u043c\u043e\u0433\u0443\u0442 \u0431\u044b\u0442\u044c \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u044b \u0434\u043b\u044f \u043f\u043e\u0432\u044b\u0448\u0435\u043d\u0438\u044f \u043f\u0440\u0438\u0432\u0438\u043b\u0435\u0433\u0438\u0439 \u0432 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