About the security content of Apple TV 5.1

Learn about the security content of Apple TV 5.1.

This document describes the security content of Apple TV 5.1.

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".

Apple TV 5.1

  • Apple TV

    Available for: Apple TV 2nd generation and later

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

    Description: An uninitialized memory access existed in the handling of Sorenson encoded movie files. This issue was addressed through improved memory initialization.

    CVE-ID

    CVE-2012-3722 : Will Dormann of the CERT/CC

  • Apple TV

    Available for: Apple TV 2nd generation and later

    Impact: A malicious Wi-Fi network may be able to determine networks a device has previously accessed

    Description: Upon connecting to a Wi-Fi network, iOS may broadcast MAC addresses of previously accessed networks per the DNAv4 protocol. This issue was addressed by disabling DNAv4 on unencrypted Wi-Fi networks

    CVE-ID

    CVE-2012-3725 : Mark Wuergler of Immunity, Inc.

  • Apple TV

    Available for: Apple TV 2nd generation and later

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

    Description: A buffer overflow existed in libtiff's handling of ThunderScan encoded TIFF images. This issue was addressed by updating libtiff to version 3.9.5.

    CVE-ID

    CVE-2011-1167

  • Apple TV

    Available for: Apple TV 2nd generation and later

    Impact: Viewing a maliciously crafted PNG image may lead to an unexpected application termination or arbitrary code execution

    Description: Multiple memory corruption issues existed in libpng's handling of PNG images. These issues were addressed through improved validation of PNG images.

    CVE-ID

    CVE-2011-3026 : Jüri Aedla

    CVE-2011-3048

    CVE-2011-3328

  • Apple TV

    Available for: Apple TV 2nd generation and later

    Impact: Viewing a maliciously crafted JPEG image may lead to an unexpected application termination or arbitrary code execution

    Description: A double free issue existed in ImageIO's handling of JPEG images. This issue was addressed through improved memory management.

    CVE-ID

    CVE-2012-3726 : Phil of PKJE Consulting

  • Apple TV

    Available for: Apple TV 2nd generation and later

    Impact: Viewing a maliciously crafted TIFF image may lead to an unexpected application termination or arbitrary code execution

    Description: An integer overflow issue existed in libTIFF's handling of TIFF images. This issue was addressed through improved validation of TIFF images. This issue does not affect OS X Mountain Lion systems.

    CVE-ID

    CVE-2012-1173

  • Apple TV

    Available for: Apple TV 2nd generation and later

    Impact: Applications that use ICU may be vulnerable to an unexpected application termination or arbitrary code execution

    Description: A stack buffer overflow existed in the handling of ICU locale IDs. This issue was addressed through improved bounds checking.

    CVE-ID

    CVE-2011-4599

  • Apple TV

    Available for: Apple TV 2nd generation and later

    Impact: An attacker with a privileged network position may cause an unexpected application termination or arbitrary code execution

    Description: Multiple vulnerabilities existed in libxml, the most serious of which may lead to an unexpected application termination or arbitrary code execution. These issues were addressed by applying the relevant upstream patches.

    CVE-ID

    CVE-2011-1944 : Chris Evans of Google Chrome Security Team

    CVE-2011-2821 : Yang Dingning of NCNIPC, Graduate University of Chinese Academy of Sciences

    CVE-2011-2834 : Yang Dingning of NCNIPC, Graduate University of Chinese Academy of Sciences

    CVE-2011-3919 : Jüri Aedla

  • Apple TV

    Available for: Apple TV 2nd generation and later

    Impact: An attacker with a privileged network position may cause an unexpected application termination or arbitrary code execution

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

    CVE-ID

    CVE-2012-0682 : Apple Product Security

    CVE-2012-0683 : Dave Mandelin of Mozilla

    CVE-2012-3589 : Dave Mandelin of Mozilla

    CVE-2012-3590 : Apple Product Security

    CVE-2012-3591 : Apple Product Security

    CVE-2012-3592 : Apple Product Security

    CVE-2012-3678 : Apple Product Security

    CVE-2012-3679 : Chris Leary of Mozilla

Information about products not manufactured by Apple, or independent websites not controlled or tested by Apple, is provided without recommendation or endorsement. Apple assumes no responsibility with regard to the selection, performance, or use of third-party websites or products. Apple makes no representations regarding third-party website accuracy or reliability. Risks are inherent in the use of the Internet. Contact the vendor for additional information.

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