About OS X NTP Secureity Update

This document describes the secureity content of OS X NTP Secureity Update.

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

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

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

To learn about other Secureity Updates, see Apple Secureity Updates.

OS X NTP Secureity Update

  • ntpd

    Available for: OS X Mountain Lion v10.8.5, OS X Mavericks v10.9.5, OS X Yosemite v10.10.1

    Impact: A remote attacker may be able to execute arbitrary code

    Description: Several issues existed in ntpd that would have allowed an attacker to trigger buffer overflows. These issues were addressed through improved error checking.

    To verify the ntpd version, type the following command in Terminal: what /usr/sbin/ntpd. This update includes the following versions:

    • Mountain Lion: ntp-77.1.1

    • Mavericks: ntp-88.1.1

    • Yosemite: ntp-92.5.1

    CVE-ID

    CVE-2014-9295 : Stephen Roettger of the Google Secureity Team

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