| Package | Affected versions | Patched versions |
|---|---|---|
| firefox | ≥ 52.0, < 52.1.0< 55.0 | 52.1.055.0 |
| firefox esr | < 52.3 | 52.3 |
| thunderbird | < 52.3 | 52.3 |
A buffer overflow can occur when the image renderer attempts to paint non-displayable SVG elements. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.
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