macOS 12.6.3 (build 21G419) is an update to macOS 12 (Monterey) that was released on January 23, 2023 by Apple Inc.
Features[]
This build included security updates to address vulnerabilities which could allow an app to gain root privileges, execute arbitrary code, and access user-sensitive data.[1][2]
Development history[]
The first developer beta appeared on December 14, 2022.[3] A release candidate became available to developers on January 18, 2023.[4]
References[]
- ↑ Apple gives some older iPhones OS updates, going back to iPhone 5s by Wesley Hilliard, AppleInsider. 2023-01-23.
- ↑ macOS Big Sur 12.6.3 (21G419) Update! What’s New?, Mr. Macintosh. 2023-01-24.
- ↑ [Pre-Release] macOS Monterey 12.6.3 (Italian) by antuneddu, macOS86. 2022-12-14.
- ↑ Apple Seeds Release Candidate Version of macOS Ventura 13.2 to Developers by Juli Clover, MacRumors. 2023-01-18.
See also[]
- macOS 11.7.3, a build for macOS Big Sur users that addressed similar security issues.
External links[]
- Apple security updates at Apple Support (2023-01-23)
- About the security content of macOS Monterey 12.6.3 (2023-01-23)