Multiple Apple Security Updates

Number: AV16-143
Date: 14 September 2016


The purpose of this advisory is to bring attention to multiple Apple security updates for; iOS 10, iOS 10.0.1, Xcode 8 and watchOS 3.


Apple has released the following support articles;

HT207143 - Security Update: iOS 10 - iPhone 5 and later, iPad 4th generation and later, iPod touch 6th generation and later
HT207145 - Security Update: iOS 10.0.1 - iPhone 5 and later, iPad 4th generation and later, iPod touch 6th generation and later
HT207140 - Security Update: Xcode 8 - OS X El Capitan v10.11.5 and later
HT207141 - Security Update: watchOS3 - All Apple Watch models

These updates address multiple vulnerabilities, including, termination of application, arbitrary code execution, exposure of sensitive information on devices and the blocking of updates on devices.

CVE References: CVE-2016-4741, CVE-2016-4719, CVE-2016-4746, CVE-2016-4747, CVE-2016-4740, CVE-2016-4749, CVE-2016-4620, CVE-2016-4655, CVE-2016-4704, CVE-2016-4705, CVE-2016-4719.

Suggested action

CCIRC recommends that owner/operators test and deploy the vendor released updates or workarounds to affected platforms referred to in the Apple Support Articles (see below)


Note to Readers

In support of Public Safety's mission to build a safe and resilient Canada, CCIRC's mandate is to help ensure the security and resilience of the vital non-federal government cyber systems that underpin Canada's national security, public safety and economic prosperity. As Canada's computer security incident response team, CCIRC is Canada's national coordination centre for the prevention and mitigation of, preparedness for, response to, and recovery from cyber incidents on non-federal government systems. It does this by providing authoritative advice and support, and coordinating information sharing and incident response.

Please note, CCIRC PGP key has recently been updated.

For general information, please contact Public Safety Canada's Public Affairs division at:

Telephone: 613-944-4875 or 1-800-830-3118
Fax: 613-998-9589

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