{"id":111085,"date":"2023-10-25T09:10:21","date_gmt":"2023-10-25T07:10:21","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/obnovlenie-x-org-server-21-1-9-i-xwayland-23-2-2-s-ustraneniem-uyazvimostej"},"modified":"2023-10-25T09:10:21","modified_gmt":"2023-10-25T07:10:21","slug":"obnovlenie-x-org-server-21-1-9-i-xwayland-23-2-2-s-ustraneniem-uyazvimostej","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sq\/blog\/news\/obnovlenie-x-org-server-21-1-9-i-xwayland-23-2-2-s-ustraneniem-uyazvimostej","title":{"rendered":"P\u00ebrdit\u00ebsimi i X.Org Server 21.1.9 dhe xwayland 23.2.2 me eliminimin e dob\u00ebsive.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Jan\u00eb publikuar rregullime t\u00eb sakt\u00ebsuara p\u00ebr X.Org Server 21.1.9 dhe komponentin DDX (Device-Dependent X) xwayland 22.2.2, q\u00eb mund\u00ebson funksionimin e X.Org Server p\u00ebr t\u00eb organizuar ekzekutimin e aplikacioneve X11 n\u00eb mjedise t\u00eb nd\u00ebrtuara mbi Wayland. N\u00eb versionet e reja jan\u00eb eliminuar dob\u00ebsit\u00eb, t\u00eb cilat potencialisht mund t\u00eb shfryt\u00ebzohen p\u00ebr t\u00eb p\u00ebrmir\u00ebsuar privilegjet n\u00eb sisteme, ku X-server funksionon me t\u00eb drejtat root, si dhe p\u00ebr ekzekutimin e kodit n\u00eb distanc\u00eb n\u00eb konfigurime, ku p\u00ebr qasje p\u00ebrdoret ridrejtimi i seanc\u00ebs X11 p\u00ebrmes SSH.       <\/p>\n<p>Problemet e zbuluara:  <\/p>\n<ul>\n<li class=\"l\"> CVE-2023-5367 \u2014 nj\u00eb tejkalim buffer n\u00eb funksionet XIChangeDeviceProperty dhe RRChangeOutputProperty, i cili mund t\u00eb shfryt\u00ebzohet p\u00ebrmes bashkimit t\u00eb elementeve shtes\u00eb n\u00eb pron\u00ebn e pajisjes s\u00eb hyrjes ose pron\u00ebn randr. Vulnerabiliteti shfaqet q\u00eb nga l\u00ebshimi i xorg-server 1.4.0 (viti 2007) dhe i shkaktuar nga llogaritja e nj\u00eb offset-i t\u00eb pap\u00ebrshtatsh\u00ebm kur bashkohen elemente t\u00eb tjera n\u00eb pron\u00ebs ekzistuese, duke b\u00ebr\u00eb q\u00eb elementet t\u00eb shtohen me nj\u00eb offset t\u00eb gabuar, q\u00eb \u00e7on n\u00eb shkruarje n\u00eb nj\u00eb zon\u00eb memorie p\u00ebrtej buffer-it t\u00eb alokuar. P\u00ebr shembull, kur bashkohen 3 elemente me 5 elemente ekzistuese, do t\u00eb alokohet memorja p\u00ebr nj\u00eb array prej 8 elementesh, por elementet ekzistuese do t\u00eb ruhen n\u00eb array-n e ri duke filluar nga indeksi 5, e jo 3, q\u00eb do t\u00eb \u00e7oj\u00eb n\u00eb shkruarjen e dy elementeve t\u00eb fundit p\u00ebrtej buffer-it.\n<li class=\"l\"> CVE-2023-5380 \u2014 akses n\u00eb memorie pas \u00e7lirimit t\u00eb saj (use-after-free) n\u00eb funksionin DestroyWindow. Problemi mund t\u00eb shfryt\u00ebzohet p\u00ebrmes zhvendosjes s\u00eb treguesit mes ekranesh n\u00eb konfigurime me shum\u00eb monitor\u00eb n\u00eb modin zaphod, n\u00eb t\u00eb cilin p\u00ebr \u00e7do monitor krijohet nj\u00eb ekran i vet\u00eb, dhe thirrjes s\u00eb funksionit t\u00eb mbylljes s\u00eb dritares s\u00eb klientit. Vulnerabiliteti shfaqet q\u00eb nga l\u00ebshimi i xorg-server 1.7.0 (viti 2009) dhe \u00ebsht\u00eb shkaktuar nga fakti se pas mbylljes s\u00eb dritares dhe \u00e7lirimit t\u00eb memorie s\u00eb lidhur me t\u00eb, n\u00eb struktur\u00ebn q\u00eb siguron lidhjen me ekranin mbetet nj\u00eb tregues aktiv p\u00ebr dritaren e kaluar. Xwayland nuk \u00ebsht\u00eb i prekur nga ky vulnerabilitet.\n<li class=\"l\"> CVE-2023-5574 \u2014 akses n\u00eb memorie pas \u00e7lirimit t\u00eb saj (use-after-free) n\u00eb funksionin DamageDestroy. Vulnerabiliteti mund t\u00eb shfryt\u00ebzohet n\u00eb <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/sq\/server\/dts-newyork\/\"   title=\"server\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"2753\">server<\/a> Xvfb n\u00eb procesin e pastrimit t\u00eb struktur\u00ebs ScreenRec gjat\u00eb mbylljes s\u00eb serverit ose shk\u00ebputjes s\u00eb klientit t\u00eb fundit. Si\u00e7 ishte problemi i m\u00ebparsh\u00ebm, kjo dob\u00ebsi shfaqet vet\u00ebm n\u00eb konfigurimet me shum\u00eb monitor\u00eb n\u00eb modin Zaphod. Dob\u00ebsia ekziston q\u00eb nga publikimi i xorg-server-1.13.0 (2012) dhe ende nuk \u00ebsht\u00eb rregulluar (rregullimi vet\u00ebm n\u00eb form\u00ebn e nj\u00eb patches).  <\/ul>\n<p>P\u00ebrve\u00e7 eliminimit t\u00eb dob\u00ebsive n\u00eb xwayland 23.2.2, \u00ebsht\u00eb kryer edhe kalimi nga biblioteka libbsd-overlay n\u00eb libbsd dhe \u00ebsht\u00eb ndaluar lidhja automatikisht n\u00eb nd\u00ebrfaqen RemoteDesktop XDG Desktop Portal p\u00ebr t\u00eb p\u00ebrcaktuar soketin q\u00eb p\u00ebrdoret p\u00ebr d\u00ebrgimin e kompozitit. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/sq\/server\/dts-shicago\/\"   title=\"serverit\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"2929\">serverit<\/a> ngjarjet XTest. Konektimi automatik krijonte probleme gjat\u00eb nisjes s\u00eb Xwayland n\u00eb nj\u00eb server t\u00eb kompozit\u00ebs t\u00eb thell\u00eb, prandaj n\u00eb versionin e ri p\u00ebr t'u lidhur me portalin, \u00ebsht\u00eb e nevojshme t\u00eb specifikohet qart\u00eb opsioni \u2018-enable-ei-portal\u2019.<br \/>\n<br \/>Burimi: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=59991\">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 21.1.9 \u0438 DDX-\u043a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442\u0430 (Device-Dependent X) xwayland 22.2.2, \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 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \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 \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 \u043a\u043e\u043d\u0444\u0438\u0433\u0443\u0440\u0430\u0446\u0438\u044f\u0445, [&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-111085","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 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