CVE-2018-4422: Apple Mac OS X

High severity, CVSS 8.8. EPSS: 1.4% chance of exploitation in the next 30 days.

A memory corruption issue was addressed with improved memory handling. This issue affected versions prior to macOS Mojave 10.14.1.

Affected products

• Apple Mac OS X: before 10.14.1 (fixed in 10.14.1)

Published 2019-04-03. Last modified 2026-06-17.