{"id":101265,"date":"2021-09-14T16:22:39","date_gmt":"2021-09-14T14:22:39","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/obnovlenie-chrome-93-0-4577-82-s-ustraneniem-0-day-uyazvimostej"},"modified":"2021-09-14T16:22:39","modified_gmt":"2021-09-14T14:22:39","slug":"obnovlenie-chrome-93-0-4577-82-s-ustraneniem-0-day-uyazvimostej","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/obnovlenie-chrome-93-0-4577-82-s-ustraneniem-0-day-uyazvimostej","title":{"rendered":"A Chrome 93.0.4577.82-as friss\u00edt\u00e9se a 0-day sebezhet\u0151s\u00e9gek kijav\u00edt\u00e1s\u00e1val","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

A Google kiadta a Chrome 93.0.4577.82-as friss\u00edt\u00e9st, amelyben 11 sebezhet\u0151s\u00e9get jav\u00edtottak, k\u00f6zt\u00fck k\u00e9t probl\u00e9m\u00e1t, amelyeket m\u00e1r kihaszn\u00e1lj\u00e1k a t\u00e1mad\u00f3k (0-day). A r\u00e9szletek egyel\u0151re nem nyilv\u00e1nosak, annyit tudni, hogy az els\u0151 sebezhet\u0151s\u00e9g (CVE-2021-30632) egy hiba miatt keletkezik, amely a JavaScript V8 motorj\u00e1ban a puffer hat\u00e1rain t\u00fali \u00edr\u00e1st okoz, m\u00edg a m\u00e1sodik probl\u00e9ma (CVE-2021-30633) az Indexed DB API megval\u00f3s\u00edt\u00e1s\u00e1ban tal\u00e1lhat\u00f3, \u00e9s azut\u00e1n mer\u00fcl fel, hogy a mem\u00f3ria ter\u00fclet\u00e9t felszabad\u00edtott\u00e1k (use-after-free). <\/p>\n

A t\u00f6bbi sebezhet\u0151s\u00e9g k\u00f6z\u00f6tt: k\u00e9t probl\u00e9ma, amely a mem\u00f3ria felszabad\u00edt\u00e1sa ut\u00e1ni hozz\u00e1f\u00e9r\u00e9sb\u0151l ered az API Selection \u00e9s Permissions eset\u00e9ben; rossz t\u00edpuskezel\u00e9s (Type Confusion) a Blink motorj\u00e1ban; puffert\u00falfoly\u00e1s az ANGLE (Almost Native Graphics Layer Engine) r\u00e9tegben. Mindezek a sebezhet\u0151s\u00e9gek vesz\u00e9lyes st\u00e1tuszt kaptak. Kritis c probl\u00e9m\u00e1k, amelyek egyed\u00fcl lehet\u0151v\u00e9 tenn\u00e9k a b\u00f6ng\u00e9sz\u0151 \u00f6sszes v\u00e9delmi szintj\u00e9nek megker\u00fcl\u00e9s\u00e9t \u00e9s a k\u00f3d v\u00e9grehajt\u00e1s\u00e1t a rendszerben a sandbox k\u00f6rnyezeten k\u00edv\u00fcl, nem ker\u00fcltek felfedez\u00e9sre.
\n
Forr\u00e1s: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Google \u0441\u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043b\u0430 \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 Chrome 93.0.4577.82, \u0432 \u043a\u043e\u0442\u043e\u0440\u043e\u043c \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u044b 11 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439, \u0432 \u0442\u043e\u043c \u0447\u0438\u0441\u043b\u0435 \u0434\u0432\u0435 \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u044b, \u0443\u0436\u0435 \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u043c\u044b\u0435 \u0437\u043b\u043e\u0443\u043c\u044b\u0448\u043b\u0435\u043d\u043d\u0438\u043a\u0430\u043c\u0438 \u0432 \u044d\u043a\u0441\u043f\u043b\u043e\u0438\u0442\u0430\u0445 (0-day). \u0414\u0435\u0442\u0430\u043b\u0438 \u043f\u043e\u043a\u0430 \u043d\u0435 \u0440\u0430\u0441\u043a\u0440\u044b\u0432\u0430\u044e\u0442\u0441\u044f, \u0438\u0437\u0432\u0435\u0441\u0442\u043d\u043e \u043b\u0438\u0448\u044c, \u0447\u0442\u043e \u043f\u0435\u0440\u0432\u0430\u044f \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c (CVE-2021-30632) \u0432\u044b\u0437\u0432\u0430\u043d\u0430 \u043e\u0448\u0438\u0431\u043a\u043e\u0439, \u043f\u0440\u0438\u0432\u043e\u0434\u044f\u0449\u0435\u0439 \u043a \u0437\u0430\u043f\u0438\u0441\u0438 \u0437\u0430 \u0433\u0440\u0430\u043d\u0438\u0446\u0443 \u0431\u0443\u0444\u0435\u0440\u0430 \u0432 JavaScript-\u0434\u0432\u0438\u0436\u043a\u0435 V8, \u0430 \u0432\u0442\u043e\u0440\u0430\u044f \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u0430 (CVE-2021-30633) \u043f\u0440\u0438\u0441\u0443\u0442\u0441\u0442\u0432\u0443\u0435\u0442 \u0432 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 API Indexed DB \u0438 \u0441\u0432\u044f\u0437\u0430\u043d\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-101265","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\udd47Chrome 93.0.4577.82 friss\u00edt\u00e9s 0-day sebezhet\u0151s\u00e9gek megsz\u00fcntet\u00e9s\u00e9vel | ProHoster","description":"A Google kiadta a Chrome 93.0.4577.82-as friss\u00edt\u00e9st, amelyben 11 sebezhet\u0151s\u00e9get jav\u00edtottak, k\u00f6zt\u00fck k\u00e9t probl\u00e9m\u00e1t, amelyeket m\u00e1r kihaszn\u00e1lj\u00e1k a t\u00e1mad\u00f3k 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