Alert GCSA-21130 - Aggiornamento di sicurezza per Mozilla Firefox e Thunderbird

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   alert ID: GCSA-21130
       data: 09 dicembre 2021
     titolo: Aggiornamento di sicurezza per Mozilla Firefox e Thunderbird

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:: Descrizione del problema

   Mozilla ha rilasciato nuove versioni del browser Firefox
   e del client di posta Thunderbird con le quali risolve
   varie vulnerabilita', alcune di livello critico.

   Maggiori informazioni sono disponibili alla sezione "Riferimenti".


:: Software interessato

   Firefox versioni precedenti alla 95
   Firefox ESR versioni precedenti alla 91.4.0

   Thunderbird versioni precedenti alla 91.4.0


:: Impatto

   Esecuzione remota di codice arbitrario (RCE)
   Denial of Service (DoS)
   Bypass delle funzionalita' di sicurezza (SFB)
   Cross-Site Scripting (XSS)
   Provide Misleading Information (spoofing)
   Accesso a dati riservati (ID)


:: Soluzioni

   Aggiornare Firefox alle ultime versioni

   Firefox 95
   Firefox ESR 91.4.0

   https://www.mozilla.org/it/firefox/new/
   https://www.mozilla.org/en-US/firefox/all/#product-desktop-release
   https://www.mozilla.org/en-US/firefox/organizations/
   https://support.mozilla.org/en-US/kb/update-firefox-latest-release

   Aggiornare Thunderbird all'ultima versione

   Thunderbird 91.4.0

   https://support.mozilla.org/it/kb/aggiornamento-di-thunderbird
   https://www.mozilla.org/it/thunderbird/
   https://www.thunderbird.net/en-US/thunderbird/all/


:: Riferimenti

   Mozilla Foundation Security Advisory
   https://www.mozilla.org/en-US/security/advisories/mfsa2021-54/
   https://www.mozilla.org/en-US/security/advisories/mfsa2021-53/
   https://www.mozilla.org/en-US/security/advisories/mfsa2021-52/

   What's new in Firefox - Release Notes
   https://www.mozilla.org/en-US/firefox/95.0/releasenotes/

   Thunderbird - Release Notes
   https://www.thunderbird.net/en-US/thunderbird/91.4.0/releasenotes/

   RedHat Advisory
   https://access.redhat.com/errata/RHSA-2021:5013
   https://access.redhat.com/errata/RHSA-2021:5014
   https://access.redhat.com/errata/RHSA-2021:5015
   https://access.redhat.com/errata/RHSA-2021:5016
   https://access.redhat.com/errata/RHSA-2021:5017

   Mitre CVE
   https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43546
   https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43545
   https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43543
   https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43542
   https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43541
   https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43539
   https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43538
   https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43537
   https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43536
   https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43528

   SecurityWeek
   https://www.securityweek.com/firefox-95-rolls-out-new-isolation-feature-rlbox


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http://www.cert.garr.it/alert/ricevi-gli-alert-di-cert
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