About the security content of iTunes 8.1

This document describes the security content of iTunes 8.1.

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 find out 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 find out more about other Security Updates, see “Apple Security Updates”.

iTunes 8.1

• iTunes

  CVE-ID: CVE-2009-0016

  Available for: Windows XP or Vista

  Impact: sending a maliciously crafted DAAP message may lead to a denial of service

  Description: an infinite loop exists in the handling of iTunes Digital Audio Access Protocol (DAAP) messages. Sending a message containing a maliciously crafted Content-Length parameter in the DAAP header may lead to a denial of service. This update addresses the issue by performing additional validation of DAAP messages. This issue does not affect Mac OS X systems. Credit to Xiaopeng Zhang, Zhenhua Liu and Junfeng Jia of Fortinet’s FortiGuard Global Security Research Team for reporting this issue.

• iTunes

  CVE-ID: CVE-2009-0143

  Available for: Mac OS X v10.4.10 or later, Mac OS X Server v10.4.10 or later, Windows XP or Vista

  Impact: subscribing to a malicious podcast may lead to the disclosure of iTunes username and password

  Description: A design issue exists in the iTunes podcast feature. A subscription to a malicious podcast may cause an authentication dialogue to be presented to the user. This dialogue may entice the user to send iTunes credentials to the podcast server. This update addresses the issue by clarifying the origin of the authentication request in the dialogue. Credit to Simon Bellwood for reporting this issue.