Apple · Macos Sierra · CVE-2019-8528
**Name of the Vulnerable Software and Affected Versions**
watchOS versions prior to 5.2
macOS Mojave versions prior to 10.14.4
macOS High Sierra versions prior to Security Update 2019-002
macOS Sierra versions prior to Security Update 2019-002
iOS versions prior to 12.2
**Description**
A use after free issue was addressed with improved memory management. This issue allows an application to potentially execute arbitrary code with kernel privileges.
**Recommendations**
For watchOS versions prior to 5.2, update to watchOS 5.2.
For macOS Mojave versions prior to 10.14.4, update to macOS Mojave 10.14.4.
For macOS High Sierra versions prior to Security Update 2019-002, apply Security Update 2019-002.
For macOS Sierra versions prior to Security Update 2019-002, apply Security Update 2019-002.
For iOS versions prior to 12.2, update to iOS 12.2.