CVE-2023-34416
Critical
Description
Memory safety bugs present in Firefox 113, Firefox ESR 102.11, and Thunderbird 102.12. 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 affects Firefox ESR < 102.12, Firefox < 114, and Thunderbird < 102.12.
SeverityCritical
CVSS9.8
Exploit probability—
Product
Mozilla Firefox
PublishedJun 19, 2023
First seenJun 19, 2023
How to fix
Update
- mozilla firefox114.0 or later
- mozilla firefox_esr102.12 or later
- mozilla thunderbird102.12 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| mozilla firefox | v < 114.0 | 114.0 |
| mozilla firefox_esr | v < 102.12 | 102.12 |
| mozilla thunderbird | v < 102.12 | 102.12 |
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