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CVE-2023-6204 On some systems—depending on the graphics settings and drivers—it was possible to force an out-of-bounds read and leak…
Description
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.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Firefox 120 | earliest → < 120 | 120 |
| Firefox ESR 115.5 | earliest → < 115.5.0 | 115.5.0 |
| Thunderbird 115.5 | earliest → < 115.5 | 115.5 |
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