6.5
Medium
CVE-2022-28282 By using a link with rel="localization" a use-after-free could have been triggered by destroying an object during…
Description
By using a link with <code>rel="localization"</code> a use-after-free could have been triggered by destroying an object during JavaScript execution and then referencing the object through a freed pointer, leading to a potential exploitable crash. This vulnerability affects Thunderbird < 91.8, Firefox < 99, and Firefox ESR < 91.8.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Thunderbird 91.8 | earliest → < 91.8 | 91.8 |
| Firefox 99 | earliest → < 99 | 99 |
| Firefox ESR 91.8 | earliest → < 91.8 | 91.8 |
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