| Package | Affected versions | Patched versions |
|---|---|---|
| firefox | < 140.3.0< 143.0 | 140.3.0143.0 |
| thunderbird | ≥ 141.0, < 143.0< 140.3.0 | 143.0140.3.0 |
Sandbox escape due to undefined behavior, invalid pointer in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 143, Firefox ESR 140.3, Thunderbird 143, and Thunderbird 140.3.
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