{"id":34673,"date":"2019-10-31T21:59:45","date_gmt":"2019-10-31T18:59:45","guid":{"rendered":"https:\/\/prohoster.info\/blog\/vypusk-sistemy-izolyatsii-prilozhenij-firejail-0-9-60\/"},"modified":"2019-10-31T21:59:45","modified_gmt":"2019-10-31T18:59:45","slug":"vypusk-sistemy-izolyatsii-prilozhenij-firejail-0-9-60","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/vypusk-sistemy-izolyatsii-prilozhenij-firejail-0-9-60","title":{"rendered":"Vyd\u00e1n\u00ed syst\u00e9mu izolace aplikac\u00ed Firejail 0.9.60","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/netblue30\/firejail\/releases\/tag\/0.9.60\">Uvid\u011bl sv\u011btlo sv\u011bta<\/a><\/noindex> uvoln\u011bn\u00ed projektu <noindex><a rel=\"nofollow\" href=\"https:\/\/firejail.wordpress.com\/\">Firejail 0.9.60<\/a><\/noindex>, v r\u00e1mci kter\u00e9ho se vyv\u00edj\u00ed syst\u00e9m pro izolovan\u00e9 prov\u00e1d\u011bn\u00ed grafick\u00fdch, konzolov\u00fdch a serverov\u00fdch aplikac\u00ed. Pou\u017eit\u00ed Firejail minimalizuje riziko kompromitace hlavn\u00edho syst\u00e9mu p\u0159i spou\u0161t\u011bn\u00ed ned\u016fv\u011bryhodn\u00fdch \u010di potenci\u00e1ln\u011b zraniteln\u00fdch program\u016f. Program je naps\u00e1n v jazyce C, <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/netblue30\/firejail\">distribuov\u00e1no<\/a><\/noindex> pod licenc\u00ed GPLv2 a m\u016f\u017ee fungovat v jak\u00e9koliv distribuci Linuxu s j\u00e1drem star\u0161\u00edm ne\u017e 3.0. Hotov\u00e9 bal\u00ed\u010dky s Firejail <noindex><a rel=\"nofollow\" href=\"https:\/\/sourceforge.net\/projects\/firejail\/files\/firejail\/\">jsou p\u0159ipraveny<\/a><\/noindex> v form\u00e1tu deb (Debian, Ubuntu) a rpm (CentOS, Fedora).<\/p>\n<p>Pro izolaci ve Firejail <noindex><a rel=\"nofollow\" href=\"https:\/\/firejail.wordpress.com\/features-3\/\">se pou\u017e\u00edvaj\u00ed<\/a><\/noindex>  namespaces, AppArmor a filtrov\u00e1n\u00ed syst\u00e9mov\u00fdch vol\u00e1n\u00ed (seccomp-bpf) v Linuxu. Po spu\u0161t\u011bn\u00ed program a v\u0161echny jej\u00ed podprozcesy pou\u017e\u00edvaj\u00ed odd\u011blen\u00e9 pohledy na zdroje j\u00e1dra, jako jsou s\u00ed\u0165ov\u00fd z\u00e1sobn\u00edk, tabulka proces\u016f a body p\u0159ipojen\u00ed. Navz\u00e1jem z\u00e1visl\u00e9 aplikace lze slou\u010dit do jednoho spole\u010dn\u00e9ho sandboxu. Pokud si p\u0159ejete, Firejail lze pou\u017e\u00edt i pro spu\u0161t\u011bn\u00ed kontejner\u016f Docker, LXC a OpenVZ. <\/p>\n<p>Na rozd\u00edl od prost\u0159edk\u016f kontejnerov\u00e9 izolace je firejail maxim\u00e1ln\u011b <noindex><a rel=\"nofollow\" href=\"https:\/\/firejail.wordpress.com\/documentation-2\/basic-usage\/\">jednoduch\u00fd<\/a><\/noindex> V konfiguraci nevy\u017eaduje p\u0159\u00edpravu syst\u00e9mov\u00e9ho obrazu \u2014 slo\u017een\u00ed kontejneru se vytv\u00e1\u0159\u00ed za b\u011bhu na z\u00e1klad\u011b obsahu aktu\u00e1ln\u00edho souborov\u00e9ho syst\u00e9mu a odstra\u0148uje se po skon\u010den\u00ed b\u011bhu aplikace. Jsou poskytov\u00e1ny flexibiln\u00ed prost\u0159edky pro stanoven\u00ed pravidel p\u0159\u00edstupu k souborov\u00e9mu syst\u00e9mu, lze ur\u010dovat, k jak\u00fdm soubor\u016fm a adres\u00e1\u0159\u016fm je povolen nebo zak\u00e1z\u00e1n p\u0159\u00edstup, p\u0159ipojovat pro data do\u010dasn\u00e9 souborov\u00e9 syst\u00e9my (tmpfs), omezovat p\u0159\u00edstup k soubor\u016fm nebo adres\u00e1\u0159\u016fm pouze pro \u010dten\u00ed, kombinovat adres\u00e1\u0159e pomoc\u00ed bind-mount a overlayfs.<\/p>\n<p>Pro velk\u00e9 mno\u017estv\u00ed popul\u00e1rn\u00edch aplikac\u00ed, v\u010detn\u011b Firefoxu, Chromia, VLC a Transmission, jsou p\u0159ipraveny hotov\u00e9 <noindex><a rel=\"nofollow\" href=\"https:\/\/firejail.wordpress.com\/documentation-2\/building-custom-profiles\/\">profily<\/a><\/noindex> izolace syst\u00e9mov\u00fdch vol\u00e1n\u00ed. Pro proveden\u00ed programu v re\u017eimu izolace sta\u010d\u00ed uv\u00e9st n\u00e1zev aplikace jako argument utility firejail, nap\u0159\u00edklad \u201efirejail firefox\u201c nebo \u201esudo firejail \/etc\/init.d\/nginx start\u201c. <\/p>\n<p>V nov\u00e9m vyd\u00e1n\u00ed:<\/p>\n<ul>\n<li class=\"l\"> Byla odstran\u011bna zranitelnost, kter\u00e1 umo\u017e\u0148ovala \u0161kodliv\u00e9mu procesu obej\u00edt mechanismus omezen\u00ed syst\u00e9mov\u00fdch vol\u00e1n\u00ed. Podstata zranitelnosti spo\u010d\u00edv\u00e1 v tom, \u017ee filtry Seccomp se kop\u00edruj\u00ed do adres\u00e1\u0159e \/run\/firejail\/mnt, kter\u00fd je zapisovateln\u00fd uvnit\u0159 izolovan\u00e9ho prost\u0159ed\u00ed. Spou\u0161t\u011bn\u00e9 v re\u017eimu izolace \u0161kodliv\u00e9 procesy mohou tyto soubory zm\u011bnit, co\u017e povede k tomu, \u017ee nov\u00e9 procesy spu\u0161t\u011bn\u00e9 v tomto stejn\u00e9m prost\u0159ed\u00ed budou provedeny bez pou\u017eit\u00ed filtru syst\u00e9mov\u00fdch vol\u00e1n\u00ed;\n<li class=\"l\"> Ve filtru memory-deny-write-execute je zabezpe\u010deno zablokov\u00e1n\u00ed vol\u00e1n\u00ed \u201ememfd_create\u201c;\n<li class=\"l\"> Byla p\u0159id\u00e1na nov\u00e1 mo\u017enost \u201eprivate-cwd\u201c pro zm\u011bnu pracovn\u00edho adres\u00e1\u0159e pro jail;\n<li class=\"l\"> Byla p\u0159id\u00e1na mo\u017enost \u201e\u2014nodbus\u201c pro zablokov\u00e1n\u00ed D-Bus socket\u016f;\n<li class=\"l\"> Byla vr\u00e1cena podpora CentOS 6;\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/netblue30\/firejail\/pull\/2601\">Ukon\u010deno<\/a><\/noindex> podpora bal\u00ed\u010dk\u016f ve form\u00e1tech <noindex><a rel=\"nofollow\" href=\"https:\/\/flatpak.org\/\">flatpak<\/a><\/noindex> a <noindex><a rel=\"nofollow\" href=\"https:\/\/snapcraft.io\/\">snap<\/a><\/noindex>.<br \/>\n<noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/netblue30\/firejail\/pull\/2601\/commits\/581d3cd01432c6666dbf6168fe5bdb3dae90fa46\">Bylo uvedeno<\/a><\/noindex>, \u017ee pro tyto bal\u00ed\u010dky by m\u011bl b\u00fdt pou\u017eit jejich vlastn\u00ed n\u00e1stroj;<\/p>\n<li class=\"l\"> Byly p\u0159id\u00e1ny nov\u00e9 profily pro izolaci 87 dal\u0161\u00edch program\u016f, mezi nimi mypaint, nano, xfce4-mixer, gnome-keyring, redshift, font-manager, gconf-editor, gsettings, freeciv, lincity-ng, openttd, torcs, tremulous, warsow, freemind, kid3, freecol, opencity, utox, freeoffice-planmaker, freeoffice-presentations, freeoffice-textmaker, inkview, meteo-qt, ktouch, yelp a cantata.\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Zdroj: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=50760\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0423\u0432\u0438\u0434\u0435\u043b \u0441\u0432\u0435\u0442 \u0440\u0435\u043b\u0438\u0437 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 Firejail 0.9.60, \u0432 \u0440\u0430\u043c\u043a\u0430\u0445 \u043a\u043e\u0442\u043e\u0440\u043e\u0433\u043e \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u0441\u0438\u0441\u0442\u0435\u043c\u0430 \u0434\u043b\u044f \u0438\u0437\u043e\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u0433\u043e \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u0433\u0440\u0430\u0444\u0438\u0447\u0435\u0441\u043a\u0438\u0445, \u043a\u043e\u043d\u0441\u043e\u043b\u044c\u043d\u044b\u0445 \u0438 \u0441\u0435\u0440\u0432\u0435\u0440\u043d\u044b\u0445 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0439. \u041f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u0435 Firejail \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u043c\u0438\u043d\u0438\u043c\u0438\u0437\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u0440\u0438\u0441\u043a \u043a\u043e\u043c\u043f\u0440\u043e\u043c\u0435\u0442\u0430\u0446\u0438\u0438 \u043e\u0441\u043d\u043e\u0432\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u043f\u0440\u0438 \u0437\u0430\u043f\u0443\u0441\u043a\u0435 \u043d\u0435 \u0437\u0430\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u044e\u0449\u0438\u0445 \u0434\u043e\u0432\u0435\u0440\u0438\u044f \u0438\u043b\u0438 \u043f\u043e\u0442\u0435\u043d\u0446\u0438\u0430\u043b\u044c\u043d\u043e \u0443\u044f\u0437\u0432\u0438\u043c\u044b\u0445 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c. \u041f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0430 \u043d\u0430\u043f\u0438\u0441\u0430\u043d\u0430 \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 \u0421\u0438, \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 GPLv2 \u0438 \u043c\u043e\u0436\u0435\u0442 \u0440\u0430\u0431\u043e\u0442\u0430\u0442\u044c \u0432 \u043b\u044e\u0431\u043e\u043c \u0434\u0438\u0441\u0442\u0440\u0438\u0431\u0443\u0442\u0438\u0432\u0435 Linux \u0441 \u044f\u0434\u0440\u043e\u043c \u0441\u0442\u0430\u0440\u0448\u0435 [&hellip;]<\/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-34673","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0423\u0432\u0438\u0434\u0435\u043b 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