{"id":105469,"date":"2022-11-05T09:36:48","date_gmt":"2022-11-05T07:36:48","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/uyazvimost-v-biblioteke-pixman-primenyaemoj-dlya-otrisovki-vo-mnogih-otkrytyh-proektah"},"modified":"2022-11-05T09:36:48","modified_gmt":"2022-11-05T07:36:48","slug":"uyazvimost-v-biblioteke-pixman-primenyaemoj-dlya-otrisovki-vo-mnogih-otkrytyh-proektah","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/uyazvimost-v-biblioteke-pixman-primenyaemoj-dlya-otrisovki-vo-mnogih-otkrytyh-proektah","title":{"rendered":"Sebezhet\u0151s\u00e9g a Pixman k\u00f6nyvt\u00e1rban, amelyet sz\u00e1mos ny\u00edlt projektben haszn\u00e1lnak a renderel\u00e9shez.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Megjelent a Pixman 0.42.2 k\u00f6nyvt\u00e1r jav\u00edt\u00f3 kiad\u00e1sa, amelyet alacsony szint\u0171 grafikai renderel\u00e9shez haszn\u00e1lnak sz\u00e1mos ny\u00edlt projektben, t\u00f6bbek k\u00f6z\u00f6tt az X.Org, a Cairo, a Firefox \u00e9s a Wayland protokollon alapul\u00f3 kompozit kezel\u0151k eset\u00e9ben. Az \u00faj verzi\u00f3ban egy vesz\u00e9lyes sebezhet\u0151s\u00e9get (CVE-2022-44638) orvosoltak, amely puffert\u00falcsordul\u00e1st okoz a pixeladatok feldolgoz\u00e1sa sor\u00e1n, olyan param\u00e9terekkel, amelyek eg\u00e9sz sz\u00e1m t\u00falcsordul\u00e1shoz vezetnek. <\/p>\n

A kutat\u00f3k nyilv\u00e1noss\u00e1gra hoztak egy exploit protot\u00edpust, amely bemutatja a lehet\u0151s\u00e9get arra, hogy a t\u00e1mad\u00f3 kontroll\u00e1ltan \u00edrjon adatokat az egyel\u0151re lefoglalt pufferen k\u00edv\u00fcl. A sebezhet\u0151s\u00e9g kihaszn\u00e1l\u00e1sa a t\u00e1mad\u00f3 k\u00f3d v\u00e9grehajt\u00e1s\u00e1ra is szolg\u00e1lhat. A jav\u00edt\u00e1sok megjelen\u00e9s\u00e9t a disztrib\u00faci\u00f3k oldalain lehet nyomon k\u00f6vetni: Debian, RHEL, Fedora, SUSE, Ubuntu, Arch Linux, OpenBSD, FreeBSD, NetBSD.
\n
Forr\u00e1s: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u043a\u043e\u0440\u0440\u0435\u043a\u0442\u0438\u0440\u0443\u044e\u0449\u0438\u0439 \u0440\u0435\u043b\u0438\u0437 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 Pixman 0.42.2, \u043a\u043e\u0442\u043e\u0440\u0430\u044f \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u0442\u0441\u044f \u0434\u043b\u044f \u043d\u0438\u0437\u043a\u043e\u0443\u0440\u043e\u0432\u043d\u0435\u0432\u043e\u0439 \u043e\u0442\u0440\u0438\u0441\u043e\u0432\u043a\u0438 \u0433\u0440\u0430\u0444\u0438\u043a\u0438 \u0432\u043e \u043c\u043d\u043e\u0433\u0438\u0445 \u043e\u0442\u043a\u0440\u044b\u0442\u044b\u0445 \u043f\u0440\u043e\u0435\u043a\u0442\u0430\u0445, \u0432 \u0442\u043e\u043c \u0447\u0438\u0441\u043b\u0435 \u0432 X.Org, Cairo, Firefox \u0438 \u043a\u043e\u043c\u043f\u043e\u0437\u0438\u0442\u043d\u044b\u0445 \u043c\u0435\u043d\u0435\u0434\u0436\u0435\u0440\u0430\u0445 \u043d\u0430 \u043e\u0441\u043d\u043e\u0432\u0435 \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u0430 Wayland. \u0412 \u043d\u043e\u0432\u043e\u0439 \u0432\u0435\u0440\u0441\u0438\u0438 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0430 \u043e\u043f\u0430\u0441\u043d\u0430\u044f \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c (CVE-2022-44638), \u043f\u0440\u0438\u0432\u043e\u0434\u044f\u0449\u0430\u044f \u043a \u043f\u0435\u0440\u0435\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044e \u0431\u0443\u0444\u0435\u0440\u0430 \u043f\u0440\u0438 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0435 \u043f\u0438\u043a\u0441\u0435\u043b\u044c\u043d\u044b\u0445 \u0434\u0430\u043d\u043d\u044b\u0445 c \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u0430\u043c\u0438, \u043f\u0440\u0438\u0432\u043e\u0434\u044f\u0449\u0438\u043c\u0438 \u043a \u0446\u0435\u043b\u043e\u0447\u0438\u0441\u043b\u0435\u043d\u043d\u043e\u043c\u0443 \u043f\u0435\u0440\u0435\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044e. \u0418\u0441\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u0442\u0435\u043b\u044f\u043c\u0438 \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u043f\u0440\u043e\u0442\u043e\u0442\u0438\u043f \u044d\u043a\u0441\u043f\u043b\u043e\u0438\u0442\u0430, […]<\/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-105469","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\n","aioseo_head_json":{"title":"\ud83e\udd47Sebezhet\u0151s\u00e9g a Pixman k\u00f6nyvt\u00e1rban, amelyet sok ny\u00edlt projekt grafikai renderel\u00e9s\u00e9re haszn\u00e1lnak | 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