Buffer Overflow Vulnerability in Skia Library with Hardware Accelerated Canvas 2D Actions

Buffer Overflow Vulnerability in Skia Library with Hardware Accelerated Canvas 2D Actions

CVE-2018-18493 · HIGH Severity

AV:N/AC:L/AU:N/C:P/I:P/A:P

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.

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