{"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\/hr\/blog\/news\/10-uyazvimostej-v-gstreamer-privodyashhih-k-udalyonnomu-vypolneniyu-koda","title":{"rendered":"10 ranjivosti u GStreamer-u koje vode do daljinskog izvr\u0161avanja koda","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>U multimedijskom okviru GStreamer koji se koristi u GNOME-u, otkriveno je 10 ranjivosti, od kojih su sve ozna\u010dene kao omogu\u0107ene za daljinsko izvr\u0161avanje koda prilikom obrade neispravnih multimedijskih podataka u formatima AVI, RTP, H.266, JPEG, ASF i RealMedia, kao i titlova DVB-SUB. Dvije probleme su ocijenjene s razinom opasnosti 8.8 od 10, dok su ostale 7.8. Osam ranjivosti dovodi do pisanja podataka izvan bafera, a dvije do cjelobrojnog preljevanja.    <\/p>\n<ul>\n<li class=\"l\"> CVE-2026-3085, CVE-2026-3083 \u2014 prekomjernog punjenja u dodatku rtp, koje nastaje zbog nedostatne provjere veli\u010dine i podataka prilikom obrade X-QDM RTP polja.\n<li class=\"l\"> CVE-2026-2923 \u2014 prekomjerno punjenje prilikom obrade neispravnih koordinata u titlovima DVB-SUB.\n<li class=\"l\"> CVE-2026-3081 \u2014 prekomjerno punjenje zbog neispravne provjere veli\u010dine struktura prilikom analize H.266 (VVC, Versatile Video Coding) formata.\n<li class=\"l\"> CVE-2026-3082 \u2014 prekomjerno punjenje zbog nedostatka pravilnih provjera veli\u010dine prilikom analize Huffmanovih tablica u JPEG slikama.\n<li class=\"l\"> CVE-2026-2920 \u2014 prekomjerno punjenje zbog nedostatka pravilnih provjera veli\u010dine prilikom analize zaglavlja multimedijskih kontejnera u ASF formatu.\n<li class=\"l\"> CVE-2026-2922 \u2014 prekomjerno punjenje zbog neispravne provjere struktura prilikom analize multimedijskih kontejnera u RealMedia formatu.\n<li class=\"l\"> CVE-2026-2921 \u2014 cijelobrojno prekomjerno punjenje prilikom analize RIFF blokova s paletom u AVI datotekama.\n<li class=\"l\"> CVE-2026-3084 \u2014 cijelobrojno prekomjerno punjenje u implementaciji H.266 kodeka prilikom analize sekcija sa slikama.\n<li class=\"l\"> CVE-2026-3086 \u2014 prekomjerno punjenje u implementaciji H.266 kodeka prilikom analize APS blokova.  <\/ul>\n<p>GStreamer biblioteka se koristi za parsiranje multimedijskih datoteka u aplikacijama Nautilus (GNOME Files), GNOME Videos i Rhythmbox, kao i u razvoju GNOME pretra\u017eiva\u010da localsearch (ranije poznat kao tracker-miners). Ovaj motor se instalira u mnogim distribucijama kao zavisnost paketa tracker-extract, koji se koristi u GNOME-u za automatsko parsiranje metapodataka u novim datotekama. Osim toga, navedena usluga indeksira sve datoteke u doma\u0107em katalogu bez bilo kakvih radnji korisnika. Tako da je za napad dovoljno kreirati posebno oblikovanu multimedijsku datoteku u korisni\u010dkom katalogu, a ranjivost \u0107e biti iskori\u0161tena tokom njene automatske indeksacije.      <\/p>\n<p>U ve\u0107ini distribucija s GNOME-om, komponente localsearch (tracker-miners) aktiviraju se prema zadanim postavkama i u\u010ditavaju se kao obavezna ovisnost za upravitelj datoteka Nautilus (GNOME Files). Tako\u0111er, po\u010dev\u0161i od GNOME 46, proces localsearch pokre\u0107e se koriste\u0107i sandbox izolaciju. Da biste onemogu\u0107ili va\u0111enje metapodataka, mo\u017eete ukloniti datoteke s pravilima iz direktorija \/usr\/share\/localsearch3\/extract-rules\/ ili \/usr\/share\/tracker3-miners\/extract-rules\/.          <\/p>\n<p>Ranljivosti su ispravljene u a\u017euriranju GStreamer 1.28.1. Status ispravljenih ranjivosti u distribucijama mo\u017eete procijeniti na sljede\u0107im stranicama (ako stranica nije dostupna, to zna\u010di da se razvojni tim distribucije jo\u0161 nije po\u010deo baviti problemom): Debian, Ubuntu, SUSE, RHEL, Gentoo, Arch, Fedora, FreeBSD.<br \/>\n<br \/>Izvor: <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 5.0.4 - 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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