| Package | Affected versions | Patched versions |
|---|---|---|
| firefox | < 140.8.0< 148.0 | 140.8.0148.0 |
| thunderbird | < 140.8.0< 148.0 | 140.8.0148.0 |
Use-after-free in the JavaScript Engine component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
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