K\u00e9t, az FFmpeg csomagban tal\u00e1lhat\u00f3 JPEG XL form\u00e1tum dek\u00f3der\u00e9ben felfedezett sebezhet\u0151s\u00e9gr\u0151l van sz\u00f3, amelyek lehet\u0151v\u00e9 tehetik a k\u00f3d v\u00e9grehajt\u00e1s\u00e1t a kifejezetten az FFmpeg-ben megform\u00e1zott k\u00e9pek feldolgoz\u00e1sa sor\u00e1n. A probl\u00e9m\u00e1kat az FFmpeg 6.1-es verzi\u00f3j\u00e1ban jav\u00edtott\u00e1k, de mivel a JPEG XL t\u00e1mogat\u00e1sa a 6.1-es \u00e1gt\u00f3l kezd\u0151d\u0151en \u00e9rhet\u0151 el, a sebezhet\u0151s\u00e9g csak az FFmpeg 6.1 k\u00eds\u00e9rleti verzi\u00f3it haszn\u00e1l\u00f3 rendszereket \u00e9rinti. <\/p>\n
Az els\u0151 sebezhet\u0151s\u00e9g (CVE-2024-22860) egy eg\u00e9sz sz\u00e1m t\u00falcsordul\u00e1s\u00e1b\u00f3l ered a JPEG XL form\u00e1tum parserek\u00e9nt, amely a int t\u00edpus m\u00e9ret\u00e9nek t\u00fall\u00e9p\u00e9s\u00e9nek ellen\u0151rz\u00e9s\u00e9nek hi\u00e1ny\u00e1b\u00f3l fakad. A m\u00e1sodik sebezhet\u0151s\u00e9g (CVE-2024-22862) egy eg\u00e9sz sz\u00e1m t\u00falcsordul\u00e1s k\u00f6vetkezm\u00e9nye a jpegxl_anim_read_packet funkci\u00f3n\u00e1l, amely az anim\u00e1ci\u00f3k dek\u00f3dol\u00e1s\u00e1\u00e9rt felel\u0151s, \u00e9s a signed int64_t t\u00edpus haszn\u00e1lat\u00e1val van \u00f6sszef\u00fcgg\u00e9sben, nem pedig az unsigned uint64_t t\u00edpussal. A probl\u00e9m\u00e1k specifikusak az FFmpeg-re, \u00e9s nem jelentkeznek a libjxl referenci\u00e1lisan megval\u00f3s\u00edtott verzi\u00f3j\u00e1ban. \u0420\u0430\u0441\u043a\u0440\u044b\u0442\u044b \u0441\u0432\u0435\u0434\u0435\u043d\u0438\u044f \u043e \u0434\u0432\u0443\u0445 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044f\u0445 \u0432 \u043f\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u043c\u043e\u043c \u0432 \u043f\u0430\u043a\u0435\u0442\u0435 FFmpeg \u0434\u0435\u043a\u043e\u0434\u0438\u0440\u043e\u0432\u0449\u0438\u043a\u0435 \u0444\u043e\u0440\u043c\u0430\u0442\u0430 JPEG XL, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043c\u043e\u0433\u0443\u0442 \u043f\u0440\u0438\u0432\u0435\u0441\u0442\u0438 \u043a \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044e \u043a\u043e\u0434\u0430 \u0437\u043b\u043e\u0443\u043c\u044b\u0448\u043b\u0435\u043d\u043d\u0438\u043a\u0430 \u043f\u0440\u0438 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0435 \u0432 FFmpeg \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u044c\u043d\u043e \u043e\u0444\u043e\u0440\u043c\u043b\u0435\u043d\u043d\u044b\u0445 \u0438\u0437\u043e\u0431\u0440\u0430\u0436\u0435\u043d\u0438\u0439. \u041f\u0440\u043e\u0431\u043b\u0435\u043c\u044b \u0431\u044b\u043b\u0438 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u044b \u0432 \u0432\u044b\u043f\u0443\u0441\u043a\u0435 FFmpeg 6.1, \u043d\u043e \u0442\u0430\u043a \u043a\u0430\u043a \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 JPEG XL \u0432\u043a\u043b\u044e\u0447\u0435\u043d\u0430 \u043d\u0430\u0447\u0438\u043d\u0430\u044f \u0441 \u0432\u0435\u0442\u043a\u0438 6.1, \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0437\u0430\u0442\u0440\u0430\u0433\u0438\u0432\u0430\u0435\u0442 \u0442\u043e\u043b\u044c\u043a\u043e \u0441\u0438\u0441\u0442\u0435\u043c\u044b, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044e\u0449\u0438\u0435 \u044d\u043a\u0441\u043f\u0435\u0440\u0438\u043c\u0435\u043d\u0442\u0430\u043b\u044c\u043d\u044b\u0435 \u0441\u0431\u043e\u0440\u043a\u0438 FFmpeg 6.1 […]<\/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-113253","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\u00e9gek a JPEG XL FFmpeg implement\u00e1ci\u00f3j\u00e1ban | ProHoster","description":"K\u00e9t, az FFmpeg csomagban tal\u00e1lhat\u00f3 JPEG XL form\u00e1tum dek\u00f3der\u00e9ben felfedezett sebezhet\u0151s\u00e9gr\u0151l van sz\u00f3, amelyek lehet\u0151v\u00e9 tehetik a k\u00f3d v\u00e9grehajt\u00e1s\u00e1t a kifejezetten az FFmpeg-ben megform\u00e1zott k\u00e9pek feldolgoz\u00e1sa sor\u00e1n.","canonical_url":"https:\/\/prohoster.info\/hu\/blog\/news\/uyazvimosti-v-realizaczii-jpeg-xl-iz-sostava-ffmpeg","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"hu_HU","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\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u0432 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 JPEG XL \u0438\u0437 \u0441\u043e\u0441\u0442\u0430\u0432\u0430 FFmpeg | 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\u043e\u0444\u043e\u0440\u043c\u043b\u0435\u043d\u043d\u044b\u0445 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Forr\u00e1s: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"