About Apple security updates
For our customers' protection, Apple doesn't disclose, discuss, or confirm security issues until an investigation has occurred and patches or releases are available. Recent releases are listed on the Apple security updates page.
Apple security documents reference vulnerabilities by CVE-ID when possible.
For more information about security, see the Apple Product Security page.
macOS Mojave 10.14.6 Supplemental Update 2, Security Update 2019-005 High Sierra, Security Update 2019-005 Sierra
Released September 26, 2019
Available for: macOS Sierra 10.12.6, macOS High Sierra 10.13.6, and macOS Mojave 10.14.6
Impact: A remote attacker may be able to cause unexpected application termination or arbitrary code execution
Description: An out-of-bounds read was addressed with improved input validation.
CVE-2019-8641: Samuel Groß and Natalie Silvanovich of Google Project Zero
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.