CVEvulnerability
CVE-2025-0247
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2025-01-07
- Last modified
- 2026-10-05
- Assigner
- [email protected]
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-787
Description
Memory safety bugs present in Firefox 133 and Thunderbird 133. 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 134 and Thunderbird 134.
Affected configurations
• mozilla firefox (< 134.0)
• mozilla thunderbird (< 134.0)
Related
Weakness · CWE (1)
- CWE-787 Out-of-bounds Write weakness
References
- https://bugzilla.mozilla.org/buglist.cgi?bug_id=1835193%2C1910021%2C1919803%2C1931576%2C1931948%2C1932173 Broken Link, Issue Tracking
- https://www.mozilla.org/security/advisories/mfsa2025-01/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2025-04/ Vendor Advisory