cvedb.io
CVE-2018-18493
CRITICAL · CVSS 9.8
EPSS exploitation probability: 0%
Published 2019-02-28T18:29:01.507 · Last modified 2026-06-17T01:47:23.563

Summary

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

mozilla — firefox

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.