8.1
Élevée
CVE-2025-6436 Memory safety bugs present in Firefox 139 and Thunderbird 139
Description
Memory safety bugs present in Firefox 139 and Thunderbird 139. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 140 and Thunderbird 140.
Produits et versions touchés
| Produit | Versions touchées | Corrigé en |
|---|---|---|
| Firefox 140 | premières → < 140 | 140 |
| Thunderbird 140 | premières → < 140 | 140 |
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Les 2221 CVE de Firefox →
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Élevée
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Élevée