About the security content of macOS Mojave 10.14.6 Supplemental Update 2, Security Update 2019-005 High Sierra, and Security Update 2019-005 Sierra - Apple Support

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macOS Mojave 10.14.6 Supplemental Update 2, Security Update 2019-005 High Sierra, Security Update 2019-005 Sierra

Released September 26, 2019

Foundation

Available for: macOS Sierra 10.12.6, macOS Mojave 10.14.6, macOS High Sierra 10.13.6

Impact: An application may be able to read restricted memory

Description: A validation issue was addressed with improved input sanitization.

CVE-2019-8641: Samuel Groß and Natalie Silvanovich of Google Project Zero

Entry updated February 11, 2020

macOS will have the following build numbers after you install this update:

• macOS 10.14 Mojave: 18G103
• macOS 10.13 High Sierra: 17G8037
• macOS 10.12 Sierra: 16G2136

Learn how to find the macOS version and build number on your Mac.

Learn how to update the software on your Mac.