VDB
DEBIAN-CVE-2023-6204
DEBIAN-CVE-2023-6204
PUBLISHED
CVSS 6.5 MEDIUM
On some systems—depending on the graphics settings and drivers—it was possible to force an out-of-bounds read and leak memory data into the images created on the canvas element. This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5.
Risk Scores
CVSS v3.1
6.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian:13 | thunderbird | 0, 0, 0 |
| Debian:11 | thunderbird | 1:102.2.0-1, *, 0 |
| Debian:12 | thunderbird | *, 1:102.11.0-1, 1:102.12.0-1 |
| Debian:12 | firefox-esr | *, 115.4.0esr-1~deb10u1, 115.4.0esr-1~deb12u1 |
| Debian:14 | firefox-esr | 0, 0, 0 |
| Debian:13 | firefox-esr | 0, 0, 0 |
| Debian:14 | thunderbird | 0, 0, 0 |
| Debian:11 | firefox-esr | 91.9.1esr-1, 91.9.1esr-1~deb11u1, 91.9.1esr-1~deb9u1 |
Timeline
- Nov 21, 2023 CVE Published
- Apr 28, 2026 CVE Updated