VDB
DEBIAN-CVE-2023-6858
DEBIAN-CVE-2023-6858
PUBLISHED
CVSS 8.800000190734863 HIGH
Firefox was susceptible to a heap buffer overflow in `nsTextFragment` due to insufficient OOM handling. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.
Risk Scores
CVSS 3.1
8.800000190734863
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian:12 | thunderbird | 102.15.0-1, 1:102.11.0-1, 1:102.12.0-1 |
| Debian:14 | firefox-esr | 0, 0, 0 |
| Debian:12 | firefox-esr | *, *, * |
| Debian:11 | firefox-esr | 91.8.0esr-1~deb10u1, 0, 102.1.0esr-1 |
| Debian:14 | thunderbird | 0, 0, 0 |
| Debian:13 | firefox-esr | 0, 0, 0 |
| Debian:11 | thunderbird | 1:102.15.0-1~deb10u1, 1:102.14.0-1~deb12u1, 1:102.14.0-1~deb11u1 |
| Debian:13 | thunderbird | 0, 0, 0 |
Timeline
- Dec 19, 2023 CVE Published
- Apr 28, 2026 CVE Updated