Alert GCSA-25076 - Aggiornamento di sicurezza per Mozilla Firefox e Thunderbird

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   alert ID: GCSA-25076
       data: 12 giugno 2025
     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 alto.

   Maggiori informazioni sono disponibili alla sezione "Riferimenti".


:: Software interessato

   Firefox versioni precedenti alla 139.0.4

   Thunderbird versioni precedenti alla 139.0.2
   Thunderbird versioni precedenti alla 128.11.1


:: Impatto

   Denial of Service (DoS)
   Accesso a dati riservati (ID)
   Bypass delle funzionalita' di sicurezza (SFB)


:: Soluzioni

   Aggiornare Firefox all'ultima versione

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

   Aggiornare Thunderbird all'ultima versione

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


:: Riferimenti

   Mozilla Foundation Security Advisory
   https://www.mozilla.org/en-US/security/advisories/
   https://www.mozilla.org/en-US/security/advisories/mfsa2025-47/
   https://www.mozilla.org/en-US/security/advisories/mfsa2025-49/
   https://www.mozilla.org/en-US/security/advisories/mfsa2025-50/

   Firefox - Release Notes
   https://www.mozilla.org/en-US/firefox/139.0.4/releasenotes/

   Thunderbird - Release Notes
   https://www.thunderbird.net/en-US/thunderbird/139.0.2/releasenotes/
   https://www.thunderbird.net/en-US/thunderbird/128.11.1esr/releasenotes/

   Mitre CVE
   https://www.cve.org/CVERecord?id=CVE-2025-49709
   https://www.cve.org/CVERecord?id=CVE-2025-49710
   https://www.cve.org/CVERecord?id=CVE-2025-5986


GARR CERT Security Alert - subscribe/unsubscribe:
http://www.cert.garr.it/alert/ricevi-gli-alert-di-cert
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