About the security content of iOS 3.0.1

This document describes the security content of iOS 3.0.1.

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".

iOS 3.0.1

• CoreTelephony

  CVE-ID: CVE-2009-2204

  Available for: iOS 1.0 through iOS 3.0

  Impact: Receiving a maliciously crafted SMS message may lead to an unexpected service interruption or arbitrary code execution

  Description: A memory corruption issue exists in the decoding of SMS messages. Receiving a maliciously crafted SMS message may lead to an unexpected service interruption or arbitrary code execution. This update addresses the issue through improved error handling. Credit to Charlie Miller of Independent Security Evaluators and Collin Mulliner of Technical University Berlin for reporting this issue.