{"id":168953,"date":"2026-04-16T17:12:49","date_gmt":"2026-04-16T15:12:49","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/obnovlenie-bezopasnosti-x-org-server-21-1-22-i-xwayland-24-1-10"},"modified":"2026-04-16T17:12:49","modified_gmt":"2026-04-16T15:12:49","slug":"obnovlenie-bezopasnosti-x-org-server-21-1-22-i-xwayland-24-1-10","status":"publish","type":"post","link":"https:\/\/prohoster.info\/it\/blog\/novosti-interneta\/obnovlenie-bezopasnosti-x-org-server-21-1-22-i-xwayland-24-1-10","title":{"rendered":"Aggiornamento di sicurezza: X.Org Server 21.1.22 e Xwayland 24.1.10","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Il progetto X.Org ha pubblicato correzioni per cinque vulnerabilit\u00e0 che interessano tutte le versioni dei componenti della stack grafica rilasciate in precedenza.<\/p>\n<p>Si raccomanda a utenti e amministratori di sistema di aggiornare i propri sistemi alle versioni xorg-server 21.1.22 e xwayland 24.1.10. L'aggiornamento risolve cinque problemi di sicurezza identificati con i numeri CVE da CVE-2026-33999 a CVE-2026-34003. Tutti sono stati scoperti da Jan-Niklas Sohn in collaborazione con l'iniziativa TrendAI Zero Day Initiative.<\/p>\n<ul>\n<li><strong>CVE-2026-33999<\/strong>: Overflow intero in XkbSetCompatMap() \u2014 potrebbe causare un buffer overflow durante l'elaborazione della richiesta.<\/li>\n<li><strong>CVE-2026-34000<\/strong>: Buffer overflow in CheckSetGeom() \u2014 un errore nel controllo dei limiti in XKB permette di leggere memoria non inizializzata.<\/li>\n<li><strong>CVE-2026-34001<\/strong>: Uso dopo liberazione (Use-After-Free) in XSYNC \u2014 un problema nel gestore di sincronizzazione che pu\u00f2 portare a crash o all'esecuzione di codice arbitrario.<\/li>\n<li><strong>CVE-2026-34002<\/strong>: Buffer overflow in CheckModifierMap() \u2014 un controllo errato dei dati nella richiesta del cliente porta alla lettura di memoria non inizializzata.<\/li>\n<li><strong>CVE-2026-34003<\/strong>: Buffer overflow in CheckKeyTypes() \u2014 an incorrect boundary check in the function can lead to reading memory beyond the request.<\/li>\n<\/ul>\n<p>Some distributions, such as Debian, have already classified these issues as minor in the context of Xwayland, arguing that Xwayland should not operate with superuser privileges.<\/p>\n<p>Fonte: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.linux.org.ru\/news\/security\/18266295\">linux.org.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u0440\u043e\u0435\u043a\u0442 X.Org \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u043f\u044f\u0442\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u0437\u0430\u0442\u0440\u0430\u0433\u0438\u0432\u0430\u044e\u0442 \u0432\u0441\u0435 \u0432\u0435\u0440\u0441\u0438\u0438 \u043a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442\u043e\u0432 \u0433\u0440\u0430\u0444\u0438\u0447\u0435\u0441\u043a\u043e\u0433\u043e \u0441\u0442\u0435\u043a\u0430, \u0432\u044b\u043f\u0443\u0449\u0435\u043d\u043d\u044b\u0435 \u0440\u0430\u043d\u0435\u0435. \u041f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044f\u043c \u0438 \u0441\u0438\u0441\u0442\u0435\u043c\u043d\u044b\u043c \u0430\u0434\u043c\u0438\u043d\u0438\u0441\u0442\u0440\u0430\u0442\u043e\u0440\u0430\u043c \u0440\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0443\u0435\u0442\u0441\u044f \u043e\u0431\u043d\u043e\u0432\u0438\u0442\u044c \u0441\u0432\u043e\u0438 \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u0434\u043e \u0432\u0435\u0440\u0441\u0438\u0439 xorg-server 21.1.22 \u0438 xwayland 24.1.10. \u041e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 \u0443\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442 \u043f\u044f\u0442\u044c \u043f\u0440\u043e\u0431\u043b\u0435\u043c \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438, \u043a\u043e\u0442\u043e\u0440\u044b\u043c \u043f\u0440\u0438\u0441\u0432\u043e\u0435\u043d\u044b \u0438\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u044b CVE \u0441 CVE-2026-33999 \u043f\u043e CVE-2026-34003. \u0412\u0441\u0435 \u043e\u043d\u0438 \u0431\u044b\u043b\u0438 \u043e\u0431\u043d\u0430\u0440\u0443\u0436\u0435\u043d\u044b \u042f\u043d\u043e\u043c-\u041d\u0438\u043a\u043b\u0430\u0441\u043e\u043c \u0417\u043e\u043d\u043e\u043c (Jan-Niklas Sohn) \u0432 \u0441\u043e\u0442\u0440\u0443\u0434\u043d\u0438\u0447\u0435\u0441\u0442\u0432\u0435 \u0441 \u0438\u043d\u0438\u0446\u0438\u0430\u0442\u0438\u0432\u043e\u0439 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":8,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-168953","post","type-post","status-publish","format-standard","hentry","category-novosti-interneta"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u0440\u043e\u0435\u043a\u0442 X.Org \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u043f\u044f\u0442\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u0437\u0430\u0442\u0440\u0430\u0433\u0438\u0432\u0430\u044e\u0442 \u0432\u0441\u0435 \u0432\u0435\u0440\u0441\u0438\u0438 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\u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438, \u043a\u043e\u0442\u043e\u0440\u044b\u043c \u043f\u0440\u0438\u0441\u0432\u043e\u0435\u043d\u044b \u0438\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u044b CVE \u0441 CVE-2026-33999 \u043f\u043e CVE-2026-34003. \u0412\u0441\u0435 \u043e\u043d\u0438 \u0431\u044b\u043b\u0438 \u043e\u0431\u043d\u0430\u0440\u0443\u0436\u0435\u043d\u044b \u042f\u043d\u043e\u043c-\u041d\u0438\u043a\u043b\u0430\u0441\u043e\u043c \u0417\u043e\u043d\u043e\u043c (Jan-Niklas Sohn) \u0432 \u0441\u043e\u0442\u0440\u0443\u0434\u043d\u0438\u0447\u0435\u0441\u0442\u0432\u0435 \u0441 \u0438\u043d\u0438\u0446\u0438\u0430\u0442\u0438\u0432\u043e\u0439\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Erik Peterson\"\/>\n\t<link rel=\"canonical\" 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Users and system administrators are recommended to update their systems to xorg-server version 21.1.22 and xwayland version 24.1.10. This update addresses five security issues assigned CVE IDs from CVE-2026-33999 to CVE-2026-34003. All were discovered by Jan-Niklas Sohn in collaboration with the initiative.","canonical_url":"https:\/\/prohoster.info\/it\/blog\/novosti-interneta\/obnovlenie-bezopasnosti-x-org-server-21-1-22-i-xwayland-24-1-10","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"it_IT","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 \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438: X.Org Server 21.1.22 \u0438 Xwayland 24.1.10 | ProHoster","og:description":"\u041f\u0440\u043e\u0435\u043a\u0442 X.Org \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u043f\u044f\u0442\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u0437\u0430\u0442\u0440\u0430\u0433\u0438\u0432\u0430\u044e\u0442 \u0432\u0441\u0435 \u0432\u0435\u0440\u0441\u0438\u0438 \u043a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442\u043e\u0432 \u0433\u0440\u0430\u0444\u0438\u0447\u0435\u0441\u043a\u043e\u0433\u043e \u0441\u0442\u0435\u043a\u0430, \u0432\u044b\u043f\u0443\u0449\u0435\u043d\u043d\u044b\u0435 \u0440\u0430\u043d\u0435\u0435. \u041f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044f\u043c \u0438 \u0441\u0438\u0441\u0442\u0435\u043c\u043d\u044b\u043c \u0430\u0434\u043c\u0438\u043d\u0438\u0441\u0442\u0440\u0430\u0442\u043e\u0440\u0430\u043c \u0440\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0443\u0435\u0442\u0441\u044f \u043e\u0431\u043d\u043e\u0432\u0438\u0442\u044c \u0441\u0432\u043e\u0438 \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u0434\u043e \u0432\u0435\u0440\u0441\u0438\u0439 xorg-server 21.1.22 \u0438 xwayland 24.1.10. \u041e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 \u0443\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442 \u043f\u044f\u0442\u044c \u043f\u0440\u043e\u0431\u043b\u0435\u043c \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438, \u043a\u043e\u0442\u043e\u0440\u044b\u043c \u043f\u0440\u0438\u0441\u0432\u043e\u0435\u043d\u044b \u0438\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u044b CVE \u0441 CVE-2026-33999 \u043f\u043e CVE-2026-34003. \u0412\u0441\u0435 \u043e\u043d\u0438 \u0431\u044b\u043b\u0438 \u043e\u0431\u043d\u0430\u0440\u0443\u0436\u0435\u043d\u044b \u042f\u043d\u043e\u043c-\u041d\u0438\u043a\u043b\u0430\u0441\u043e\u043c \u0417\u043e\u043d\u043e\u043c (Jan-Niklas Sohn) \u0432 \u0441\u043e\u0442\u0440\u0443\u0434\u043d\u0438\u0447\u0435\u0441\u0442\u0432\u0435 \u0441 \u0438\u043d\u0438\u0446\u0438\u0430\u0442\u0438\u0432\u043e\u0439","og:url":"https:\/\/prohoster.info\/it\/blog\/novosti-interneta\/obnovlenie-bezopasnosti-x-org-server-21-1-22-i-xwayland-24-1-10","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":"2026-04-16T15:12:49+00:00","article:modified_time":"2026-04-16T15:12:49+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\/it\/wp-json\/wp\/v2\/posts\/168953","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/it\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/it\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/it\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/it\/wp-json\/wp\/v2\/comments?post=168953"}],"version-history":[{"count":0,"href":"https:\/\/prohoster.info\/it\/wp-json\/wp\/v2\/posts\/168953\/revisions"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/it\/wp-json\/wp\/v2\/media?parent=168953"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/it\/wp-json\/wp\/v2\/categories?post=168953"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/it\/wp-json\/wp\/v2\/tags?post=168953"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}