7.8
High
CVE-2024-3857 The JIT created incorrect code for arguments in certain cases
Description
The JIT created incorrect code for arguments in certain cases. This led to potential use-after-free crashes during garbage collection. This vulnerability affects Firefox < 125, Firefox ESR < 115.10, and Thunderbird < 115.10.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Firefox 125 | earliest → < 125 | 125 |
| Firefox ESR 115.10 | earliest → < 115.10 | 115.10 |
| Thunderbird 115.10 | earliest → < 115.10 | 115.10 |
| firefox_esr 115.10 | earliest → < 115.10 | 115.10 |
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