About the security content of QuickTime 7.3.1

This document describes the security content of QuickTime 7.3.1, which can be downloaded and installed via Software Update preferences, or from Apple Downloads.

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."

QuickTime 7.3.1

QuickTime

CVE-ID: CVE-2007-6166

Available for: Mac OS X v10.3.9, Mac OS X v10.4.9 or later, Mac OS X v10.5 or later, Windows Vista, XP SP2

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

Description: A buffer overflow exists in QuickTime's handling of Real Time Streaming Protocol (RTSP) headers. By enticing a user to view a maliciously crafted RTSP movie, an attacker may cause an unexpected application termination or arbitrary code execution. This update addresses the issue by ensuring that the destination buffer is sized to contain the data.

QuickTime

CVE-ID: CVE-2007-4706

Available for: Mac OS X v10.3.9, Mac OS X v10.4.9 or later, Mac OS X v10.5 or later, Windows Vista, XP SP2

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

Description: A heap buffer overflow exists in QuickTime's handling of QTL files. By enticing a user to view a maliciously crafted QTL file, an attacker may cause an unexpected application termination or arbitrary code execution. This update addresses the issue through improved bounds checking.

QuickTime

CVE-ID: CVE-2007-4707

Available for: Mac OS X v10.3.9, Mac OS X v10.4.9 or later, Mac OS X v10.5 or later, Windows Vista, XP SP2

Impact: Multiple vulnerabilities in QuickTime's Flash media handler

Description: Multiple vulnerabilities exist in QuickTime's Flash media handler, the most serious of which may lead to arbitrary code execution. With this update, the Flash media handler in QuickTime is disabled except for a limited number of existing QuickTime movies that are known to be safe. Credit to Tom Ferris of Adobe Secure Software Engineering Team (ASSET), Mike Price of McAfee Avert Labs, security researchers Lionel d'Hauenens & Brian Mariani of Syseclabs, and an anonymous researcher working with TippingPoint's Zero Day Initiative for reporting this issue.