Microsoft KB Archive/831578

= FIX: Memory Leak When SSL and Client Certificates Are Used With the HttpWebRequest Object =

Article ID: 831578

Article Last Modified on 10/25/2005

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APPLIES TO


 * Microsoft .NET Framework 1.1

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SYMPTOMS
When you use both client certificates and secure sockets layer (SSL) with the HttpWebRequest object to make calls to a secure Web site or Web service, the client process may leak memory. The leak is approximately 8 KB per connection.



RESOLUTION
A supported hotfix is now available from Microsoft, but it is only intended to correct the problem that is described in this article. Only apply it to systems that are experiencing this specific problem. This hotfix may receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next Microsoft .NET Framework service pack that contains this hotfix.

To resolve this problem immediately, contact Microsoft Product Support Services to obtain the hotfix. For a complete list of Microsoft Product Support Services telephone numbers and information about support costs, visit the following Microsoft Web site:

http://support.microsoft.com/contactus/?ws=support

Note In special cases, charges that are ordinarily incurred for support calls may be canceled if a Microsoft Support Professional determines that a specific update will resolve your problem. The usual support costs will apply to additional support questions and issues that do not qualify for the specific update in question.

The English version of this hotfix has the file attributes (or later) that are listed in the following table. The dates and times for these files are listed in coordinated universal time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time tool in Control Panel.

Date        Time   Version          Size    File name - 15-MAY-2003 17:49                   34,150  InstallSqlState.sql 15-MAY-2003 17:49                   33,522  InstallPersistSqlState.sql 14-NOV-2003 19:12                   14,472  WebUIValidation.js 14-NOV-2003  19:17  1.1.4322.971     32,768  Aspnet_wp.exe 14-NOV-2003 19:17  1.1.4322.971     32,768  Aspnet_state.exe 14-NOV-2003 19:17  1.1.4322.971     20,480  Aspnet_regiis.exe 14-NOV-2003 19:17  1.1.4322.971    258,048  Aspnet_isapi.dll 17-NOV-2003 08:57  1.1.4322.971  1,257,472  System.Web.dll 17-NOV-2003 08:56  1.1.4322.971    569,344  System.Web.Services.dll 17-NOV-2003 08:57  1.1.4322.971  1,339,392  System.XML.dll 17-NOV-2003 08:56  1.1.4322.971  1,220,608  System.dll 17-NOV-2003 08:55  1.1.4322.971    241,664  System.Messaging.dll 14-NOV-2003 19:07  1.1.4322.971     94,208  PerfCounter.dll 17-NOV-2003 08:56  1.1.4322.971    323,584  System.Runtime.Remoting.dll 17-NOV-2003 08:56  1.1.4322.971    131,072  System.Runtime.Serialization.Formatters.Soap.dll 17-NOV-2003 08:56  1.1.4322.971    819,200  System.Web.Mobile.dll



STATUS
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the &quot;Applies to&quot; section of this article.



MORE INFORMATION
For additional information, click the following article number to view the article in the Microsoft Knowledge Base:

824684 Description of the Standard Terminology That Is Used to Describe Microsoft Software Updates

Keywords: kbbug kbfix kbqfe kbnetframe110sp1fix kbnetframe110presp1fix kbhotfixserver KB831578

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