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CVE-2018-18493 A buffer overflow can occur in the Skia library during buffer offset calculations with hardware accelerated canvas 2D…
Description
A buffer overflow can occur in the Skia library during buffer offset calculations with hardware accelerated canvas 2D actions due to the use of 32-bit calculations instead of 64-bit. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.4, Firefox ESR < 60.4, and Firefox < 64.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Thunderbird 60.4 | earliest → < 60.4 | 60.4 |
| Firefox ESR 60.4 | earliest → < 60.4 | 60.4 |
| Firefox 64 | earliest → < 64 | 64 |
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