{"id":163928,"date":"2026-03-11T17:11:54","date_gmt":"2026-03-11T15:11:54","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/10-uyazvimostej-v-gstreamer-privodyashhih-k-udalyonnomu-vypolneniyu-koda"},"modified":"2026-03-11T17:11:54","modified_gmt":"2026-03-11T15:11:54","slug":"10-uyazvimostej-v-gstreamer-privodyashhih-k-udalyonnomu-vypolneniyu-koda","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pl\/blog\/news\/10-uyazvimostej-v-gstreamer-privodyashhih-k-udalyonnomu-vypolneniyu-koda","title":{"rendered":"10 podatno\u015bci w GStreamer prowadz\u0105cych do zdalnego wykonania kodu","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>W ramach multimedialnego frameworka GStreamer, u\u017cywanego w GNOME, wykryto 10 podatno\u015bci, z kt\u00f3rych wszystkie oznaczone s\u0105 jako umo\u017cliwiaj\u0105ce zdalne wykonanie kodu w wyniku przetwarzania niepoprawnie sformatowanych danych multimedialnych w formatach AVI, RTP, H.266, JPEG, ASF oraz RealMedia, a tak\u017ce napis\u00f3w DVB-SUB. Dw\u00f3m problemom nadano poziom zagro\u017cenia 8.8 w skali 10, a pozosta\u0142ym 7.8. Osiem podatno\u015bci prowadzi do zapisu danych poza buforem, a dwie do przepe\u0142nienia liczb ca\u0142kowitych.    <\/p>\n<ul>\n<li class=\"l\"> CVE-2026-3085, CVE-2026-3083 \u2014 przepe\u0142nienia bufora w wtyczce rtp, wynikaj\u0105ce z braku odpowiedniego sprawdzenia rozmiaru i danych podczas przetwarzania p\u00f3l X-QDM RTP.\n<li class=\"l\"> CVE-2026-2923 \u2014 przepe\u0142nienie bufora podczas przetwarzania niepoprawnych wsp\u00f3\u0142rz\u0119dnych w napisach DVB-SUB.\n<li class=\"l\"> CVE-2026-3081 \u2014 przepe\u0142nienie bufora z powodu niepoprawnej weryfikacji rozmiaru struktur podczas analizy formatu H.266 (VVC, Wszechstronne Kodowanie Wideo).\n<li class=\"l\"> CVE-2026-3082 \u2014 przepe\u0142nienie bufora z powodu braku odpowiednich kontrol rozmiaru podczas analizy tabel Huffmana w obrazach JPEG.\n<li class=\"l\"> CVE-2026-2920 \u2014 przepe\u0142nienie bufora z powodu braku odpowiednich kontrol rozmiaru podczas analizowania nag\u0142\u00f3wk\u00f3w kontener\u00f3w multimedialnych w formacie ASF.\n<li class=\"l\"> CVE-2026-2922 \u2014 przepe\u0142nienie bufora z powodu niepoprawnej weryfikacji struktur podczas analizy kontener\u00f3w multimedialnych w formacie RealMedia.\n<li class=\"l\"> CVE-2026-2921 \u2014 przepe\u0142nienie ca\u0142kowite podczas analizy blok\u00f3w RIFF z palet\u0105 w plikach AVI.\n<li class=\"l\"> CVE-2026-3084 \u2014 przepe\u0142nienie ca\u0142kowite w realizacji kodeka H.266 podczas analizy sekcji z obrazami.\n<li class=\"l\"> CVE-2026-3086 \u2014 przepe\u0142nienie bufora w realizacji kodeka H.266 podczas analizy blok\u00f3w APS.  <\/ul>\n<p>Biblioteka GStreamer jest u\u017cywana do analizy plik\u00f3w multimedialnych w aplikacjach Nautilus (GNOME Files), GNOME Videos oraz Rhythmbox, a tak\u017ce w rozwijanym przez GNOME silniku wyszukiwania localsearch (wcze\u015bniej znanym jako tracker-miners). Silnik ten jest instalowany w wielu dystrybucjach jako zale\u017cno\u015b\u0107 pakietu tracker-extract, stosowanego w GNOME do automatycznej analizy metadanych w nowych plikach. W\u015br\u00f3d innych rzeczy, us\u0142uga ta indeksuje wszystkie pliki w katalogu domowym bez jakichkolwiek dzia\u0142a\u0144 u\u017cytkownika. W ten spos\u00f3b, aby przeprowadzi\u0107 atak, wystarczy umie\u015bci\u0107 stworzony specjalnie plik multimedialny w katalogu u\u017cytkownika, a podatno\u015b\u0107 zostanie wykorzystana podczas jego automatycznej indeksacji.      <\/p>\n<p>W wi\u0119kszo\u015bci dystrybucji z GNOME komponenty localsearch (tracker-miners) s\u0105 domy\u015blnie aktywowane i \u0142adowane jako twarda zale\u017cno\u015b\u0107 dla mened\u017cera plik\u00f3w Nautilus (GNOME Files). Zaczynaj\u0105c od GNOME 46, proces localsearch uruchamiany jest z u\u017cyciem izolacji sandbox. Aby wy\u0142\u0105czy\u0107 ekstrakcj\u0119 metadanych, mo\u017cna usun\u0105\u0107 pliki z zasadami z katalogu \/usr\/share\/localsearch3\/extract-rules\/ lub \/usr\/share\/tracker3-miners\/extract-rules\/.          <\/p>\n<p>Luki w zabezpieczeniach zosta\u0142y usuni\u0119te w aktualizacji GStreamer 1.28.1. Status usuni\u0119cia luk w dystrybucjach mo\u017cna oceni\u0107 na tych stronach (je\u015bli strona jest niedost\u0119pna, oznacza to, \u017ce deweloperzy dystrybucji jeszcze nie przyst\u0105pili do rozpatrywania problemu): Debian, Ubuntu, SUSE, RHEL, Gentoo, Arch, Fedora, FreeBSD.<br \/>\n<br \/>\u0179r\u00f3d\u0142o: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=64964\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0412 \u043c\u0443\u043b\u044c\u0442\u0438\u043c\u0435\u0434\u0438\u0439\u043d\u043e\u043c \u0444\u0440\u0435\u0439\u043c\u0432\u043e\u0440\u043a\u0435 GStreamer, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c\u043e\u043c \u0432 GNOME, \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u043e 10 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439, \u0432\u0441\u0435 \u0438\u0437 \u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u043f\u043e\u043c\u0435\u0447\u0435\u043d\u044b \u043a\u0430\u043a \u0434\u043e\u043f\u0443\u0441\u043a\u0430\u044e\u0449\u0438\u0435 \u0443\u0434\u0430\u043b\u0451\u043d\u043d\u043e\u0435 \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0435 \u043a\u043e\u0434\u0430 \u043f\u0440\u0438 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0435 \u043d\u0435\u043a\u043e\u0440\u0440\u0435\u043a\u0442\u043d\u043e \u043e\u0444\u043e\u0440\u043c\u043b\u0435\u043d\u043d\u044b\u0445 \u043c\u0443\u043b\u044c\u0442\u0438\u043c\u0435\u0434\u0438\u0439\u043d\u044b\u0445 \u0434\u0430\u043d\u043d\u044b\u0445 \u0432 \u0444\u043e\u0440\u043c\u0430\u0442\u0430\u0445 AVI, RTP, H.266, JPEG, ASF \u0438 RealMedia, \u0430 \u0442\u0430\u043a\u0436\u0435 \u0441\u0443\u0431\u0442\u0438\u0442\u0440\u043e\u0432 DVB-SUB. \u0414\u0432\u0443\u043c \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u0430\u043c \u043f\u0440\u0438\u0441\u0432\u043e\u0435\u043d \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 8.8 \u0438\u0437 10, \u0430 \u043e\u0441\u0442\u0430\u043b\u044c\u043d\u044b\u043c 7.8. \u0412\u043e\u0441\u0435\u043c\u044c \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439 \u043f\u0440\u0438\u0432\u043e\u0434\u044f\u0442 \u043a \u0437\u0430\u043f\u0438\u0441\u0438 \u0434\u0430\u043d\u043d\u044b\u0445 [&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-163928","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0412 \u043c\u0443\u043b\u044c\u0442\u0438\u043c\u0435\u0434\u0438\u0439\u043d\u043e\u043c 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