vulnerability
Ubuntu: USN-7991-1 (CVE-2025-3032): Thunderbird vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 9 | (AV:N/AC:M/Au:N/C:C/I:C/A:N) | Apr 1, 2025 | Jun 26, 2025 | Feb 4, 2026 |
Severity
9
CVSS
(AV:N/AC:M/Au:N/C:C/I:C/A:N)
Published
Apr 1, 2025
Added
Jun 26, 2025
Modified
Feb 4, 2026
Description
Leaking of file descriptors from the fork server to web content processes could allow for privilege escalation attacks. This vulnerability affects Firefox < 137 and Thunderbird < 137.
Solution
ubuntu-upgrade-thunderbird
References
- CVE-2025-3032
- https://attackerkb.com/topics/CVE-2025-3032
- CWE-403
- UBUNTU-USN-7991-1
- URL-https://bugzilla.mozilla.org/show_bug.cgi?id=1949987
- URL-https://www.cve.org/CVERecord?id=CVE-2025-3032
- URL-https://www.mozilla.org/en-US/security/advisories/mfsa2025-20/#CVE-2025-3032
- URL-https://www.mozilla.org/security/advisories/mfsa2025-20/
- URL-https://www.mozilla.org/security/advisories/mfsa2025-23/
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