{"id":103477,"date":"2022-03-05T09:37:01","date_gmt":"2022-03-05T07:37:01","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/obnovlenie-firefox-97-0-2-i-91-6-1-s-ustraneniem-kriticheskih-0-day-uyazvimostej"},"modified":"2022-03-05T09:37:01","modified_gmt":"2022-03-05T07:37:01","slug":"obnovlenie-firefox-97-0-2-i-91-6-1-s-ustraneniem-kriticheskih-0-day-uyazvimostej","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/obnovlenie-firefox-97-0-2-i-91-6-1-s-ustraneniem-kriticheskih-0-day-uyazvimostej","title":{"rendered":"Aktualizace Firefox 97.0.2 a 91.6.1 s odstran\u011bn\u00edm kritick\u00fdch 0-day zranitelnost\u00ed","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Byla vyd\u00e1na oprava pro Firefox 97.0.2 a 91.6.1, kter\u00e1 \u0159e\u0161\u00ed dv\u011b kritick\u00e9 zranitelnosti. Tyto zranitelnosti umo\u017e\u0148uj\u00ed obej\u00edt sandboxovou izolaci a z\u00edskat spu\u0161t\u011bn\u00ed vlastn\u00edho k\u00f3du s privilegii prohl\u00ed\u017ee\u010de p\u0159i zpracov\u00e1n\u00ed speci\u00e1ln\u011b vytvo\u0159en\u00e9ho obsahu. Tvrd\u00ed se, \u017ee pro ob\u011b probl\u00e9my byly identifikov\u00e1ny funk\u010dn\u00ed exploitace, kter\u00e9 se ji\u017e pou\u017e\u00edvaj\u00ed k prov\u00e1d\u011bn\u00ed \u00fatok\u016f. <\/p>\n

Detaily zat\u00edm nejsou zve\u0159ejn\u011bny, zn\u00e1mo je pouze to, \u017ee prvn\u00ed zranitelnost (CVE-2022-26485) je spojena s p\u0159\u00edstupem k ji\u017e uvoln\u011bn\u00e9 oblasti pam\u011bti (Use-after-free) v k\u00f3du pro zpracov\u00e1n\u00ed parametru XSLT, a druh\u00e1 (CVE-2022-26486) se t\u00fdk\u00e1 p\u0159\u00edstupu k ji\u017e uvoln\u011bn\u00e9 pam\u011bti v IPC r\u00e1mci WebGPU. <\/p>\n

V\u0161em u\u017eivatel\u016fm prohl\u00ed\u017ee\u010d\u016f na enginu Firefox se d\u016frazn\u011b doporu\u010duje okam\u017eit\u011b nainstalovat aktualizace. Obzvl\u00e1\u0161\u0165 opatrn\u00ed by m\u011bli b\u00fdt u\u017eivatel\u00e9 Tor Browseru, kter\u00fd je zalo\u017een na ESR v\u011btvi Firefoxu 91, proto\u017ee zranitelnosti mohou v\u00e9st nejen ke kompromitaci syst\u00e9mu, ale i k deanonimizaci u\u017eivatele. Oprava zranitelnost\u00ed pro Tor Browser zat\u00edm nebyla uvoln\u011bna.
\n
Zdroj: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u0414\u043e\u0441\u0442\u0443\u043f\u0435\u043d \u043a\u043e\u0440\u0440\u0435\u043a\u0442\u0438\u0440\u0443\u044e\u0449\u0438\u0439 \u0432\u044b\u043f\u0443\u0441\u043a Firefox 97.0.2 \u0438 91.6.1 \u0441 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u0435\u043c \u0434\u0432\u0443\u0445 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439, \u043a\u043e\u0442\u043e\u0440\u044b\u043c \u043f\u0440\u0438\u0441\u0432\u043e\u0435\u043d \u0441\u0442\u0430\u0442\u0443\u0441 \u043a\u0440\u0438\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0445 \u043f\u0440\u043e\u0431\u043b\u0435\u043c. \u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0442 \u043e\u0431\u043e\u0439\u0442\u0438 sandbox-\u0438\u0437\u043e\u043b\u044f\u0446\u0438\u044e \u0438 \u0434\u043e\u0431\u0438\u0442\u044c\u0441\u044f \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u0441\u0432\u043e\u0435\u0433\u043e \u043a\u043e\u0434\u0430 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