{"id":102614,"date":"2021-12-14T21:36:46","date_gmt":"2021-12-14T19:36:46","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/uyazvimosti-v-x-org-server"},"modified":"2021-12-14T21:36:46","modified_gmt":"2021-12-14T19:36:46","slug":"uyazvimosti-v-x-org-server","status":"publish","type":"post","link":"https:\/\/prohoster.info\/lv\/blog\/news\/uyazvimosti-v-x-org-server","title":{"rendered":"Vulnerabilit\u0101tes X.Org Server\u012b","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>X.Org server\u012b tika atkl\u0101tas \u010detras ievainojam\u012bbas, kas \u013cauj paaugstin\u0101t savas privil\u0113\u0123ijas sist\u0113m\u0101, ja X-serveris darbojas ar root ties\u012bb\u0101m, vai izpild\u012bt kodu att\u0101lin\u0101t\u0101 sist\u0113m\u0101, ja piek\u013cuve tiek veikta, izmantojot X11 sesijas p\u0101radres\u0101ciju, izmantojot SSH. Probl\u0113mas sol\u012bts labot versij\u0101 xorg-server 21.1.2, kas gaid\u0101ma tuv\u0101kaj\u0101s dien\u0101s. Izv\u0113r\u0161an\u0101s pakotnes joproj\u0101m satur neaizsarg\u0101tas probl\u0113mas (Debian, Ubuntu, RHEL, SUSE, Fedora, Arch).    <\/p>\n<ul>\n<li class=\"l\"> CVE-2021-4008 \u2014 bufera p\u0101rsnieg\u0161ana funkcij\u0101 SProcRenderCompositeGlyphs, kas saist\u012bta ar to, ka CompositeGlyphs piepras\u012bjumu apstr\u0101d\u0101t\u0101js Render papla\u0161in\u0101jum\u0101 nepareizi p\u0101rbauda p\u0101rs\u016bt\u012bto datu garumu, kas var tikt izmantots, lai rakst\u012btu patva\u013c\u012bgus datus \u0101rpus bufera. Ir pieejams labojuma pl\u0101ksteris.\n<li class=\"l\"> CVE-2021-4009 bufera p\u0101rsnieg\u0161ana funkcij\u0101 SProcXFixesCreatePointerBarrier, ko izrais\u012bja nepareiza piepras\u012bjuma garuma p\u0101rbaude CreatePointerBarrier apstr\u0101d\u0101t\u0101j\u0101, kas tiek izmantots XFixes papla\u0161in\u0101jum\u0101. Ir pieejams labojuma pl\u0101ksteris.\n<li class=\"l\"> CVE-2021-4010 \u2014 bufera p\u0101rsnieg\u0161ana funkcij\u0101 SProcScreenSaverSuspend, kas saist\u012bta ar nepareizu piepras\u012bjuma Suspend garuma p\u0101rbaudi Screen Saver papla\u0161in\u0101jum\u0101. Ir pieejams labojuma pl\u0101ksteris.\n<li class=\"l\"> CVE-2021-4011 \u2014 bufera p\u0101rsnieg\u0161ana funkcij\u0101 SwapCreateRegister, kas saist\u012bta ar nepareizu piepras\u012bjuma RecordCreateContext un RecordRegisterClients garuma p\u0101rbaudi Record papla\u0161in\u0101jum\u0101. Ir pieejams labojuma pl\u0101ksteris.  <\/ul>\n<p>Avots: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=56344\">opennet.lv<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0412 X.Org Server \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u044b \u0447\u0435\u0442\u044b\u0440\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0438\u0435 \u043f\u043e\u0434\u043d\u044f\u0442\u044c \u0441\u0432\u043e\u0438 \u043f\u0440\u0438\u0432\u0438\u043b\u0435\u0433\u0438\u0438 \u0432 \u0441\u0438\u0441\u0442\u0435\u043c\u0435, \u0435\u0441\u043b\u0438 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, \u0438\u043b\u0438 \u0432\u044b\u043f\u043e\u043b\u043d\u0438\u0442\u044c \u043a\u043e\u0434 \u043d\u0430 \u0443\u0434\u0430\u043b\u0451\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u0435, \u0435\u0441\u043b\u0438 \u0434\u043b\u044f \u0434\u043e\u0441\u0442\u0443\u043f\u0430 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442\u0441\u044f \u043f\u0435\u0440\u0435\u043d\u0430\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0435 \u0441\u0435\u0430\u043d\u0441\u0430 X11 \u043f\u0440\u0438 \u043f\u043e\u043c\u043e\u0449\u0438 SSH. \u041f\u0440\u043e\u0431\u043b\u0435\u043c\u044b \u043e\u0431\u0435\u0449\u0430\u044e\u0442 \u0443\u0441\u0442\u0440\u0430\u043d\u0438\u0442\u044c \u0432 \u0432\u044b\u043f\u0443\u0441\u043a\u0435 xorg-server 21.1.2, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043e\u0436\u0438\u0434\u0430\u0435\u0442\u0441\u044f \u0432 \u0431\u043b\u0438\u0436\u0430\u0439\u0448\u0438\u0435 \u0434\u043d\u0438. \u0412 \u0434\u0438\u0441\u0442\u0440\u0438\u0431\u0443\u0442\u0438\u0432\u0430\u0445 \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u044b \u043f\u043e\u043a\u0430 \u043e\u0441\u0442\u0430\u044e\u0442\u0441\u044f \u043d\u0435\u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u043d\u044b\u043c\u0438 (Debian, Ubuntu, RHEL, [&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-102614","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=\"\u0412 X.Org Server \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u044b \u0447\u0435\u0442\u044b\u0440\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0438\u0435 \u043f\u043e\u0434\u043d\u044f\u0442\u044c \u0441\u0432\u043e\u0438 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