- Resolves an issue where Activity rings may disappear from the watch face

- Fixes an issue that prevented Force Touch options from appearing in some third-party apps

CoreGraphics

Available for: All Apple Watch models

Impact: Viewing a maliciously crafted JPEG file may lead to arbitrary code execution

Description: A memory corruption issue was addressed through improved memory handling.

CVE-2016-4673: Marco Grassi (@marcograss) of KeenLab (@keen_lab), Tencent

FontParser

Available for: All Apple Watch models

Impact: Parsing a maliciously crafted font may disclose sensitive user information

Description: An out-of-bounds read was addressed through improved bounds checking.

CVE-2016-4660: Ke Liu of Tencent's Xuanwu Lab

Kernel

Available for: All Apple Watch models

Impact: An application may be able to disclose kernel memory

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

CVE-2016-4680: Max Bazaliy of Lookout and in7egral

libarchive

Available for: All Apple Watch models

Impact: A malicious archive may be able to overwrite arbitrary files

Description: An issue existed within the path validation logic for symlinks. This issue was addressed through improved path sanitization.

CVE-2016-4679: Omer Medan of enSilo Ltd

libxpc

Available for: All Apple Watch models

Impact: An application may be able to execute arbitrary code with root privileges

Description: A logic issue was addressed through additional restrictions.

CVE-2016-4675: Ian Beer of Google Project Zero

Sandbox Profiles

Available for: All Apple Watch models

Impact: An application may be able to retrieve metadata of photo directories

Description: An access issue was addressed through additional sandbox restrictions on third party applications.

CVE-2016-4664: Razvan Deaconescu, Mihai Chiroiu (University POLITEHNICA of Bucharest); Luke Deshotels, William Enck (North Carolina State University); Lucas Vincenzo Davi, Ahmad-Reza Sadeghi (TU Darmstadt)

Sandbox Profiles

Available for: All Apple Watch ...