| Package | Affected versions | Patched versions |
|---|---|---|
| firefox | < 155.0.0 | 155.0.0 |
| thunderbird | < 155.0 | 155.0 |
Internally found bugs present in Thunderbird 154. Some of these bugs showed evidence of memory corruption or another security-relevant defect and we presume that with enough effort some of these could have been exploited. This vulnerability was fixed in Firefox 155 and Thunderbird 155.
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