About the security content of tvOS 9.1.1

This document describes the security content of tvOS 9.1.1.

For the protection of our customers, Apple does not disclose, discuss, or confirm security issues until a full investigation has occurred and any necessary patches or releases are available. To learn more about Apple Product Security, see the Apple Product Security website.

For information about the Apple Product Security PGP Key, see How to use the Apple Product Security PGP Key.

Where possible, CVE IDs are used to reference the vulnerabilities for further information.

To learn about other security updates, see Apple security updates.

tvOS 9.1.1

  • Disk Images

    Available for: Apple TV (4th generation)

    Impact: A local user may be able to execute arbitrary code with kernel privileges

    Description: A memory corruption issue existed in the parsing of disk images. This issue was addressed through improved memory handling.

    CVE-ID

    CVE-2016-1717 : Frank Graziano of Yahoo! Pentest Team

  • IOHIDFamily

    Available for: Apple TV (4th generation)

    Impact: A local user may be able to execute arbitrary code with kernel privileges

    Description: A memory corruption issue existed in an IOHIDFamily API. This issue was addressed through improved memory handling.

    CVE-ID

    CVE-2016-1719 : Ian Beer of Google Project Zero

  • IOKit

    Available for: Apple TV (4th generation)

    Impact: A local user may be able to execute arbitrary code with kernel privileges

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

    CVE-ID

    CVE-2016-1720 : Ian Beer of Google Project Zero

  • Kernel

    Available for: Apple TV (4th generation)

    Impact: A local user may be able to execute arbitrary code with kernel privileges

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

    CVE-ID

    CVE-2016-1721 : Ian Beer of Google Project Zero and Ju Zhu of Trend Micro

  • libxslt

    Available for: Apple TV (4th generation)

    Impact: Processing maliciously crafted XML may lead to arbitrary code execution

    Description: A type confusion issue existed in libxslt. This issue was addressed through improved memory handling.

    CVE-ID

    CVE-2015-7995 : puzzor

  • syslog

    Available for: Apple TV (4th generation)

    Impact: A local user may be able to execute arbitrary code with root privileges

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

    CVE-ID

    CVE-2016-1722 : Joshua J. Drake and Nikias Bassen of Zimperium zLabs

  • WebKit

    Available for: Apple TV (4th generation)

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

    Description: Multiple memory corruption issues existed in WebKit. These issues were addressed through improved memory handling.

    CVE-ID

    CVE-2016-1724 : Apple

    CVE-2016-1727 : Apple

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