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CVE-2023-6858
Published: Dec 19, 2023
Modified: May 7, 2025
PUBLISHED
Description
Firefox was susceptible to a heap buffer overflow in `nsTextFragment` due to insufficient OOM handling. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.
| Vendor | Product | Versions |
|---|---|---|
Mozilla | Firefox ESR | affected unspecified - < 115.6 |
Mozilla | Thunderbird | affected unspecified - < 115.6 |
Mozilla | Firefox | affected unspecified - < 121 |
References
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