CVE-2025-3032

Leaking file descriptors from the fork server

CVSS 7.4 HIGHEPSS 0.3%CWE-403

Leaking of file descriptors from the fork server to web content processes could allow for privilege escalation attacks. This vulnerability was fixed in Firefox 137 and Thunderbird 137.

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

Productos afectados

Mozilla · Firefox Mozilla · Thunderbird

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Referencias

https://bugzilla.mozilla.org/show_bug.cgi?id=1949987 https://www.mozilla.org/security/advisories/mfsa2025-20/https://www.mozilla.org/security/advisories/mfsa2025-23/