VDB
DEBIAN-CVE-2025-6424
DEBIAN-CVE-2025-6424
PUBLISHED
CVSS 9.800000190734863 CRITICAL
A use-after-free in FontFaceSet resulted in a potentially exploitable crash. This vulnerability was fixed in Firefox 140, Firefox ESR 115.25, Firefox ESR 128.12, Thunderbird 140, and Thunderbird 128.12.
Risk Scores
CVSS 3.1
9.800000190734863
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian:12 | thunderbird | 102.14.0-1, 115.0, 115.1.0-1 |
| Debian:13 | thunderbird | 0, 0 |
| Debian:14 | thunderbird | 0, 0 |
| Debian:11 | firefox-esr | 115.5.0, 115.6.0, 115.6.0 |
| Debian:14 | firefox-esr | 0, 0 |
| Debian:11 | thunderbird | 91.3.0-1, 0, 1:102.0.1-1 |
| Debian:13 | firefox-esr | 0, 0 |
| Debian:12 | firefox-esr | 0, 102.11.0esr-1, 102.12.0esr-1~deb10u1 |
Timeline
- Jun 24, 2025 CVE Published
- Apr 28, 2026 CVE Updated