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CVE-2020-12422 In non-standard configurations, a JPEG image created by JavaScript could have caused an internal variable to overflow,…
Description
In non-standard configurations, a JPEG image created by JavaScript could have caused an internal variable to overflow, resulting in an out of bounds write, memory corruption, and a potentially exploitable crash. This vulnerability affects Firefox < 78.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Firefox 78 | earliest → < 78 | 78 |
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