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CVE-2018-5099 A use-after-free vulnerability can occur when the widget listener is holding strong references to browser objects that…
Description
A use-after-free vulnerability can occur when the widget listener is holding strong references to browser objects that have previously been freed, resulting in a potentially exploitable crash when these references are used. This vulnerability affects Thunderbird < 52.6, Firefox ESR < 52.6, and Firefox < 58.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Thunderbird 52.6 | earliest → < 52.6 | 52.6 |
| Firefox ESR 52.6 | earliest → < 52.6 | 52.6 |
| Firefox 58 | earliest → < 58 | 58 |
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