7.5
High
CVE-2025-9182 Denial-of-service due to out-of-memory in the Graphics: WebRender component
Description
Denial-of-service due to out-of-memory in the Graphics: WebRender component. This vulnerability was fixed in Firefox 142, Firefox ESR 140.2, Thunderbird 142, and Thunderbird 140.2.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Firefox 142 | earliest → < 142 | 142 |
| Firefox 140.2 | earliest → < 140.2 | 140.2 |
| Firefox ESR 140.2 | earliest → < 140.2 | 140.2 |
| Thunderbird 142 | earliest → < 142 | 142 |
| Thunderbird 140.2 | earliest → < 140.2 | 140.2 |