{"id":106390,"date":"2023-01-19T00:48:17","date_gmt":"2023-01-18T22:48:17","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-sistemy-izolyaczii-prilozhenij-firejail-0-9-72"},"modified":"2023-01-19T00:48:17","modified_gmt":"2023-01-18T22:48:17","slug":"vypusk-sistemy-izolyaczii-prilozhenij-firejail-0-9-72","status":"publish","type":"post","link":"https:\/\/prohoster.info\/it\/blog\/news\/vypusk-sistemy-izolyaczii-prilozhenij-firejail-0-9-72","title":{"rendered":"Rilascio del sistema di isolamento delle applicazioni Firejail 0.9.72","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>\u00c8 stato pubblicato il rilascio del progetto Firejail 0.9.72, che sviluppa un sistema per l'esecuzione isolata di applicazioni grafiche, console e server, consentendo di ridurre al minimo il rischio di compromissione del sistema principale durante l'avvio di programmi non affidabili o potenzialmente vulnerabili. Il programma \u00e8 scritto in C, distribuito con licenza GPLv2 e pu\u00f2 funzionare su qualsiasi distribuzione Linux con un kernel superiore alla versione 3.0. I pacchetti precompilati di Firejail sono disponibili nei formati deb (Debian, Ubuntu) e rpm (CentOS, Fedora).      <\/p>\n<p>Per l'isolamento in Firejail vengono utilizzati gli spazi dei nomi (namespaces), AppArmor e la filtrazione delle chiamate di sistema (seccomp-bpf) in Linux. Dopo l'avvio, il programma e tutti i suoi processi figli utilizzano visioni separate delle risorse del kernel, come lo stack di rete, la tabella dei processi e i punti di mount. Le applicazioni interconnesse possono essere unite in un unico sandbox comune. Se desiderato, Firejail pu\u00f2 essere utilizzato anche per eseguire contenitori Docker, LXC e OpenVZ.     <\/p>\n<p>A differenza degli strumenti di isolamento dei container, firejail \u00e8 estremamente semplice da configurare e non richiede la preparazione di un'immagine di sistema: il contenitore viene creato al volo in base al contenuto del file system corrente e viene rimosso al termine dell'applicazione. Sono forniti strumenti flessibili per definire le regole di accesso al file system, consentendo di stabilire quali file e directory possono essere accessibili o meno, e si possono collegare file system temporanei (tmpfs), limitare l'accesso a file o directory in sola lettura, e combinare directory tramite bind-mount e overlayfs.      <\/p>\n<p>Per un gran numero di applicazioni popolari, inclusi Firefox, Chromium, VLC e Transmission, sono stati preparati profili predefiniti per l'isolamento delle chiamate di sistema. Per ottenere i privilegi necessari per configurare l'ambiente isolato, il file eseguibile firejail viene installato con il flag SUID root (dopo l'inizializzazione, i privilegi vengono ripristinati). Per eseguire un programma in modalit\u00e0 isolamento, \u00e8 sufficiente specificare il nome dell'applicazione come argomento per l'utility firejail, ad esempio, \u00abfirejail firefox\u00bb o \u00absudo firejail \/etc\/init.d\/nginx start\u00bb.   <\/p>\n<p>Nel nuovo rilascio:  <\/p>\n<ul>\n<li class=\"l\"> \u00c8 stato aggiunto un filtro seccomp per le chiamate di sistema, bloccando la creazione di spazi dei nomi (per consentirlo, \u00e8 stata aggiunta l'opzione \u201c--restrict-namespaces\u201d). Tabelle delle chiamate di sistema e gruppi seccomp sono stati aggiornati.\n<li class=\"l\"> Migliorato il modo force-nonewprivs (NO_NEW_PRIVS), che impedisce l'ottenimento di privilegi aggiuntivi nei nuovi processi.\n<li class=\"l\"> \u00c8 stata aggiunta la possibilit\u00e0 di utilizzare profili AppArmor personalizzati (per l'attivazione \u00e8 stata proposta l'opzione \u201c--apparmor\u201d).\n<li class=\"l\"> Nel sistema di monitoraggio del traffico di rete nettrace, che mostra le informazioni su IP e intensit\u00e0 del traffico da ciascun indirizzo, \u00e8 stato implementato il supporto per ICMP e sono state proposte le opzioni \u201c--dnstrace\u201d, \u201c--icmptrace\u201d e \u201c--snitrace\u201d.\n<li class=\"l\"> Rimosse le opzioni --cgroup e --shell (per impostazione predefinita viene applicato --shell=none). Per impostazione predefinita, \u00e8 stata interrotta la compilazione di firetunnel. Disattivate le impostazioni chroot, private-lib e tracelog in \/etc\/firejail\/firejail.config. Interrotta la supporto per grsecurity.      <\/ul>\n<p>Fonte: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=58493\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 Firejail 0.9.72, \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u044e\u0449\u0435\u0433\u043e \u0441\u0438\u0441\u0442\u0435\u043c\u0443 \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, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0443\u044e \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 3.0. \u0413\u043e\u0442\u043e\u0432\u044b\u0435 \u043f\u0430\u043a\u0435\u0442\u044b \u0441 Firejail \u043f\u043e\u0434\u0433\u043e\u0442\u043e\u0432\u043b\u0435\u043d\u044b [&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-106390","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 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