vulnerability
Ubuntu: USN-7991-1 (CVE-2025-5272): Thunderbird vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 8 | (AV:N/AC:L/Au:N/C:P/I:P/A:P) | May 27, 2025 | Jun 26, 2025 | Apr 15, 2026 |
Severity
8
CVSS
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
Published
May 27, 2025
Added
Jun 26, 2025
Modified
Apr 15, 2026
Description
Memory safety bugs present in Firefox 138 and Thunderbird 138. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 139 and Thunderbird 139.
Solution
ubuntu-upgrade-thunderbird
References
- CVE-2025-5272
- https://attackerkb.com/topics/CVE-2025-5272
- CWE-787
- EUVD-EUVD-2025-18103
- UBUNTU-USN-7991-1
- https://bugzilla.mozilla.org/buglist.cgi?bug_id=1726254%2C1742738%2C1960121
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2025-18103
- https://www.cve.org/CVERecord?id=CVE-2025-5272
- https://www.mozilla.org/en-US/security/advisories/mfsa2025-42/#CVE-2025-5272
- https://www.mozilla.org/security/advisories/mfsa2025-42/
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