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Category:   Application (Multimedia)  >   Apple QuickTime Vendors:   Apple
Apple QuickTime Integer Overflow May Let Remote Users Execute Arbitrary Code
SecurityTracker Alert ID:  1011969
SecurityTracker URL:
CVE Reference:   CAN-2004-0988   (Links to External Site)
Date:  Oct 27 2004
Impact:   Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): prior to 6.5.2
Description:   An integer overflow vulnerability was reported in Apple's QuickTime. A remote user may be able to execute arbitrary code on the target system.

It is reported that a remote user can create HTML that, when loaded by the target user, will trigger the integer overflow.

Only Windows-based platforms are affected (Mac OS X is not affected).

The vendor credits John Heasman of Next Generation Security Software with reporting this flaw.

Impact:   A remote user can execute arbitrary code on the target user's system with the privileges of the target user.
Solution:   Apple has released a fixed version (6.5.2), available at:

Vendor URL: (Links to External Site)
Cause:   Boundary error
Underlying OS:  Windows (Me), Windows (98), Windows (2000), Windows (XP)

Message History:   None.

 Source Message Contents

Subject:  APPLE-SA-2004-10-27 QuickTime 6.5.2

Hash: SHA1

APPLE-SA-2004-10-27 QuickTime 6.5.2

QuickTime 6.5.2 is now available and delivers the following security

CVE-ID: CAN-2004-0988
Available for:  Microsoft Windows XP, Microsoft Windows 2000,
Microsoft Windows ME and Microsoft Windows 98
Impact:  An integer overflow that may be exploitable in an HTML
Description:  A sign extension of an overflowed small integer can
result in a very large number being passed to a memory move function.
The fix prevents the small integer from overflowing.  This issue
does not exist in QuickTime for Mac OS X systems.  Credit to John
Heasman of Next Generation Security Software Ltd. for reporting this

CVE-ID: CAN-2004-0926
Available for:  Mac OS X v10.3.x, Mac OS X Server v10.3.x, Mac OS X
v10.2.8, Mac OS X Server v10.2.8, Microsoft Windows XP, Microsoft
Windows 2000, Microsoft Windows ME and Microsoft Windows 98
Impact:  A heap buffer overflow could allow attackers to execute
arbitrary code
Description:  Flaws in decoding the BMP image type could overwrite
heap memory and potentially allow the execution of arbitrary code
hidden in an image. This is the same security enhancement that was
made available in Security Update 2004-09-30, and can be deployed on
the additional system configurations covered by this QuickTime

QuickTime 6.5.2 may be obtained from the Software Update pane in
System Preferences, or Apple's QuickTime web site:

Information will also be posted to the Apple Product Security
web site:

This message is signed with Apple's Product Security PGP key,
and details are available at:

Version: PGP 8.1


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