About the security content of watchOS 3.2.3

This document describes the security content of watchOS 3.2.3.

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watchOS 3.2.3

Released July 19, 2017

Contacts

Available for: All Apple Watch models

Impact: A remote attacker may be able to cause unexpected application termination or arbitrary code execution

Description: A buffer overflow issue was addressed through improved memory handling.

CVE-2017-7062: Shashank (@cyberboyIndia)

IOUSBFamily

Available for: All Apple Watch models

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

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

CVE-2017-7009: shrek_wzw of Qihoo 360 Nirvan Team

Kernel

Available for: All Apple Watch models

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

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

CVE-2017-7022: an anonymous researcher

CVE-2017-7024: an anonymous researcher

CVE-2017-7026: an anonymous researcher

Kernel

Available for: All Apple Watch models

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

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

CVE-2017-7023: an anonymous researcher

CVE-2017-7025: an anonymous researcher

CVE-2017-7027: an anonymous researcher

CVE-2017-7069: Proteas of Qihoo 360 Nirvan Team

Kernel

Available for: All Apple Watch models

Impact: An application may be able to read restricted memory

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

CVE-2017-7028: an anonymous researcher

CVE-2017-7029: an anonymous researcher

libarchive

Available for: All Apple Watch models

Impact: Unpacking a maliciously crafted archive may lead to arbitrary code execution

Description: A buffer overflow was addressed through improved bounds checking.

CVE-2017-7068: found by OSS-Fuzz 

libxml2

Available for: All Apple Watch models

Impact: Parsing a maliciously crafted XML document may lead to disclosure of user information

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

CVE-2017-7013: found by OSS-Fuzz

libxpc

Available for: All Apple Watch models

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

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

CVE-2017-7047: Ian Beer of Google Project Zero

Messages

Available for: All Apple Watch models

Impact: A remote attacker may cause an unexpected application termination

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

CVE-2017-7063: Shashank (@cyberboyIndia)

Wi-Fi

Available for: All Apple Watch models

Impact: An attacker within range may be able to execute arbitrary code on the Wi-Fi chip

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

CVE-2017-9417: Nitay Artenstein of Exodus Intelligence

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