CVE-2019-8579: Apple Mac OS X

High severity, CVSS 7.8. EPSS: 0.3% chance of exploitation in the next 30 days.

An input validation issue was addressed with improved memory handling. This issue is fixed in macOS Mojave 10.14.4, Security Update 2019-002 High Sierra, Security Update 2019-002 Sierra. An application may be able to gain elevated privileges.

Affected products

• Apple Mac OS X: before 10.14.4 (fixed in 10.14.4)

Published 2020-10-27. Last modified 2026-06-17.