About the security content of macOS Sierra 10.12.3

This document describes the security content of macOS Sierra 10.12.3.

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macOS Sierra 10.12.3

Released January 23, 2017

APNs Server

Available for: macOS Sierra 10.12.2

Impact: An attacker in a privileged network position can track a user's activity

Description: A client certificate was sent in plaintext. This issue was addressed through improved certificate handling.

CVE-2017-2383: Matthias Wachs and Quirin Scheitle of Technical University Munich (TUM)

Entry added March 28, 2017

apache_mod_php

Available for: macOS Sierra 10.12.2

Impact: Multiple issues in PHP

Description: Multiple issues were addressed by updating to PHP version 5.6.28.

CVE-2016-8670

CVE-2016-9933

CVE-2016-9934

Bluetooth

Available for: macOS Sierra 10.12.2

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

Description: A use after free issue was addressed through improved memory management.

CVE-2017-2353: Ian Beer of Google Project Zero

Graphics Drivers

Available for: macOS Sierra 10.12.2

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

Description: A memory corruption issue was addressed through improved input validation.

CVE-2017-2358: Team Pangu and lokihardt at PwnFest 2016

Help Viewer

Available for: macOS Sierra 10.12.2

Impact: Processing maliciously crafted web content may lead to arbitrary code execution

Description: A cross-site scripting issue was addressed through improved URL validation.

CVE-2017-2361: lokihardt of Google Project Zero

IOAudioFamily

Available for: macOS Sierra 10.12.2

Impact: An application may be able to determine kernel memory layout

Description: An uninitialized memory issue was addressed through improved memory management.

CVE-2017-2357: Team Pangu and lokihardt at PwnFest 2016

Kernel

Available for: macOS Sierra 10.12.2

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

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

CVE-2017-2370: Ian Beer of Google Project Zero

Kernel

Available for: macOS Sierra 10.12.2

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

Description: A use after free issue was addressed through improved memory management.

CVE-2017-2360: Ian Beer of Google Project Zero

libarchive

Available for: macOS Sierra 10.12.2

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

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

CVE-2016-8687: Agostino Sarubbo of Gentoo

Vim

Available for: macOS Sierra 10.12.2

Impact: Opening a maliciously crafted file may lead to unexpected application termination or arbitrary code execution

Description: An input validation issue existed in modelines. This was addressed through improved input validation.

CVE-2016-1248: Florian Larysch

macOS Sierra 10.12.3 includes the security content of Safari 10.0.3.

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