About the security content of watchOS 6.3

This document describes the security content of watchOS 6.3.

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.

watchOS 6.3

Released 14 December 2020

Security

Available for: Apple Watch Series 1 and Apple Watch Series 2

Impact: Unauthorised code execution may lead to an authentication policy violation

Description: This issue was addressed with improved checks.

CVE-2020-27951: Apple

Information about products not manufactured by Apple, or independent websites not controlled or tested by Apple, is provided without recommendation or endorsement. Apple assumes no responsibility with regard to the selection, performance or use of third-party websites or products. Apple makes no representations regarding third-party website accuracy or reliability. Contact the vendor for additional information.

Published Date: