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Symptoms

Consider the following scenario:

  • You use Microsoft Office Outlook 2007 or Microsoft Outlook 2010 to receive email messages in Windows Vista, in Windows Server 2008, in Windows 7, or in Windows Server 2008 R2.

  • You receive a compressed S/MIME email message that is created by a third-party Outlook add-in.

  • The third-party Outlook add-in is not installed on your computer.

  • You try to open the email message.

In this scenario, Outlook crashes.

Cause

This issue occurs because of a double free operation in the Crypt32.dll module.

Resolution

Hotfix information

A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing the problem described in this article. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next software update that contains this hotfix.

If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, contact Microsoft Customer Service and Support to obtain the hotfix.

Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft Web site:

http://support.microsoft.com/contactus/?ws=supportNote The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.

Prerequisites

To apply this hotfix, you must be running one of the following operating systems:

  • Windows Vista Service Pack 1 (SP1)

  • Windows Vista Service Pack 2 (SP2)

  • Windows Server 2008

  • Windows Server 2008 Service Pack 2 (SP2)

  • Windows 7

  • Windows 7 Service Pack 1 (SP1)

  • Windows Server 2008 R2

  • Windows Server 2008 R2 Service Pack 1 (SP1)

For more information about how to obtain a Windows Vista service pack, click the following article number to view the article in the Microsoft Knowledge Base:

935791 How to obtain the latest Windows Vista service pack

For more information about how to obtain a Windows Server 2008 service pack, click the following article number to view the article in the Microsoft Knowledge Base:

968849 How to obtain the latest service pack for Windows Server 2008

For more information about how to obtain a Windows 7 or a Windows Server 2008 R2 service pack, click the following article number to view the article in the Microsoft Knowledge Base:

976932 Information about Service Pack 1 for Windows 7 and for Windows Server 2008 R2

Registry information

To use the hotfix in this package, you do not have to make any changes to the registry.

Restart requirement

You must restart the computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace a previously released hotfix.

File information

The global version of this hotfix installs files that have the attributes that are listed in the following tables. The dates and the times for these files are listed in Coordinated Universal Time (UTC). The dates and the times for these files on your local computer are displayed in your local time together with your current daylight saving time (DST) bias. Additionally, the dates and the times may change when you perform certain operations on the files.

Windows Vista and Windows Server 2008 file information notes

Important Windows Vista hotfixes and Windows Server 2008 hotfixes are included in the same packages. However, only "Windows Vista" is listed on the Hotfix Request page. To request the hotfix package that applies to one or both operating systems, select the hotfix that is listed under "Windows Vista" on the page. Always refer to the "Applies To" section in articles to determine the actual operating system that each hotfix applies to.

  • The files that apply to a specific product, SR_Level (RTM, SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table.

    Version

    Product

    SR_Level

    Service branch

    6.0.600
    1.
    22xxx

    Windows Vista and Windows Server 2008

    SP1

    LDR

    6.0.600
    2.
    22xxx

    Windows Vista and Windows Server 2008

    SP2

    LDR

  • Service Pack 1 is integrated into the release version of Windows Server 2008. Therefore, RTM milestone files apply only to Windows Vista. RTM milestone files have a 6.0.0000.xxxxx version number.

  • The MANIFEST files (.manifest) and the MUM files (.mum) that are installed for each environment are listed separately in the "Additional file information for Windows Server 2008 and for Windows Vista" section. MUM files and MANIFEST files, and the associated security catalog (.cat) files, are extremely important to maintain the state of the updated components. The security catalog files, for which the attributes are not listed, are signed with a Microsoft digital signature.

For all supported x86-based versions of Windows Server 2008 and of Windows Vista

File name

File version

File size

Date

Time

Platform

Crypt32.dll

6.0.6001.22859

978,432

22-Feb-2011

14:34

x86

Crypt32.dll

6.0.6002.22594

978,944

22-Feb-2011

18:12

x86

For all supported x64-based versions of Windows Server 2008 and of Windows Vista

File name

File version

File size

Date

Time

Platform

Crypt32.dll

6.0.6001.22859

1,255,936

22-Feb-2011

14:54

x64

Crypt32.dll

6.0.6002.22594

1,259,520

22-Feb-2011

16:04

x64

For all supported IA-64-based versions of Windows Server 2008

File name

File version

File size

Date

Time

Platform

Crypt32.dll

6.0.6001.22859

2,373,632

22-Feb-2011

14:27

IA-64

Crypt32.dll

6.0.6002.22594

2,373,632

22-Feb-2011

15:26

IA-64

Windows 7 and Windows Server 2008 R2 file information notes


Important Windows 7 hotfixes and Windows Server 2008 R2 hotfixes are included in the same packages. However, hotfixes on the Hotfix Request page are listed under both operating systems. To request the hotfix package that applies to one or both operating systems, select the hotfix that is listed under "Windows 7/Windows Server 2008 R2" on the page. Always refer to the "Applies To" section in articles to determine the actual operating system that each hotfix applies to.

  • The files that apply to a specific product, SR_Level (RTM, SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table.

    Version

    Product

    SR_Level

    Service branch

    6.1.760
    0.
    20xxx

    Windows 7 and Windows Server 2008 R2

    RTM

    LDR

    6.1.760
    1.
    21xxx

    Windows 7 and Windows Server 2008 R2

    SP1

    LDR

  • The MANIFEST files (.manifest) and the MUM files (.mum) that are installed for each environment are listed separately in the "Additional file information for Windows Server 2008 R2 and for Windows 7" section. MUM and MANIFEST files, and the associated security catalog (.cat) files, are extremely important to maintain the state of the updated components. The security catalog files, for which the attributes are not listed, are signed with a Microsoft digital signature.

For all supported x86-based versions of Windows 7

File name

File version

File size

Date

Time

Crypt32.dll

6.1.7600.20908

1,151,488

24-Feb-2011

05:43

Crypt32.dll

6.1.7601.21667

1,154,048

24-Feb-2011

05:12

For all supported x64-based versions of Windows 7 and of Windows Server 2008 R2

File name

File version

File size

Date

Time

Crypt32.dll

6.1.7600.20908

1,454,592

24-Feb-2011

06:21

Crypt32.dll

6.1.7601.21667

1,456,128

24-Feb-2011

06:18

For all supported IA-64-based versions of Windows Server 2008 R2

File name

File version

File size

Date

Time

Crypt32.dll

6.1.7600.20908

2,644,992

24-Feb-2011

05:19

Crypt32.dll

6.1.7601.21667

2,647,040

24-Feb-2011

05:01

Status

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

More Information

For more information about software update terminology, 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

Additional file information

Additional file information for Windows Vista and for Windows Server 2008

Additional files for all supported x86-based versions of Windows Vista and of Windows Server 2008

File name

X86_6c3de2e4705fede7c7f6f16f8d3b56a8_31bf3856ad364e35_6.0.6001.22859_none_e787fe309b0719ab.manifest

File version

Not applicable

File size

699

Date (UTC)

23-Feb-2011

Time (UTC)

09:35

Platform

Not applicable

File name

X86_82a41b0d09231189b49a67bdce81bab9_31bf3856ad364e35_6.0.6002.22594_none_9255a323502827da.manifest

File version

Not applicable

File size

699

Date (UTC)

23-Feb-2011

Time (UTC)

09:35

Platform

Not applicable

File name

X86_microsoft-windows-crypt32-dll_31bf3856ad364e35_6.0.6001.22859_none_5bcc5eeef711c279.manifest

File version

Not applicable

File size

7,228

Date (UTC)

22-Feb-2011

Time (UTC)

15:12

Platform

Not applicable

File name

X86_microsoft-windows-crypt32-dll_31bf3856ad364e35_6.0.6002.22594_none_5d828fb4f45d08ae.manifest

File version

Not applicable

File size

7,228

Date (UTC)

22-Feb-2011

Time (UTC)

19:23

Platform

Not applicable

Additional files for all supported x64-based versions of Windows Vista and of Windows Server 2008

File name

Amd64_338fbcf93f07a9cf78684dca5e11d7c0_31bf3856ad364e35_6.0.6002.22594_none_1939e6dfdf8d345f.manifest

File version

Not applicable

File size

1,046

Date (UTC)

23-Feb-2011

Time (UTC)

09:35

Platform

Not applicable

File name

Amd64_373f9d0f73498516d3cddf2f13da86f9_31bf3856ad364e35_6.0.6001.22859_none_c8d51fde8712f37b.manifest

File version

Not applicable

File size

703

Date (UTC)

23-Feb-2011

Time (UTC)

09:35

Platform

Not applicable

File name

Amd64_910c845b4a8d200655571c56069f7954_31bf3856ad364e35_6.0.6001.22859_none_b70b40c8703c4ba0.manifest

File version

Not applicable

File size

1,046

Date (UTC)

23-Feb-2011

Time (UTC)

09:35

Platform

Not applicable

File name

Amd64_microsoft-windows-crypt32-dll_31bf3856ad364e35_6.0.6001.22859_none_b7eafa72af6f33af.manifest

File version

Not applicable

File size

7,258

Date (UTC)

22-Feb-2011

Time (UTC)

15:28

Platform

Not applicable

File name

Amd64_microsoft-windows-crypt32-dll_31bf3856ad364e35_6.0.6002.22594_none_b9a12b38acba79e4.manifest

File version

Not applicable

File size

7,258

Date (UTC)

22-Feb-2011

Time (UTC)

16:51

Platform

Not applicable

File name

X86_microsoft-windows-crypt32-dll_31bf3856ad364e35_6.0.6001.22859_none_5bcc5eeef711c279.manifest

File version

Not applicable

File size

7,228

Date (UTC)

22-Feb-2011

Time (UTC)

15:12

Platform

Not applicable

File name

X86_microsoft-windows-crypt32-dll_31bf3856ad364e35_6.0.6002.22594_none_5d828fb4f45d08ae.manifest

File version

Not applicable

File size

7,228

Date (UTC)

22-Feb-2011

Time (UTC)

19:23

Platform

Not applicable

Additional files for all supported IA-64-based versions of Windows Server 2008

File name

Ia64_05ff1720925a0168be7fa1d71237cd47_31bf3856ad364e35_6.0.6002.22594_none_2d24cdbcccf7a9f8.manifest

File version

Not applicable

File size

1,044

Date (UTC)

23-Feb-2011

Time (UTC)

09:35

Platform

Not applicable

File name

Ia64_2c7dc169429dc5aa1f5a663decb7fecf_31bf3856ad364e35_6.0.6001.22859_none_557ba2fe02d96ec1.manifest

File version

Not applicable

File size

1,044

Date (UTC)

23-Feb-2011

Time (UTC)

09:35

Platform

Not applicable

File name

Ia64_621ce28237b478cdeb3b8d25d5aaa990_31bf3856ad364e35_6.0.6001.22859_none_60dbc388411a9c4c.manifest

File version

Not applicable

File size

701

Date (UTC)

23-Feb-2011

Time (UTC)

09:35

Platform

Not applicable

File name

Ia64_microsoft-windows-crypt32-dll_31bf3856ad364e35_6.0.6001.22859_none_5bce02e4f70fcb75.manifest

File version

Not applicable

File size

7,243

Date (UTC)

22-Feb-2011

Time (UTC)

14:42

Platform

Not applicable

File name

Ia64_microsoft-windows-crypt32-dll_31bf3856ad364e35_6.0.6002.22594_none_5d8433aaf45b11aa.manifest

File version

Not applicable

File size

7,243

Date (UTC)

22-Feb-2011

Time (UTC)

16:14

Platform

Not applicable

File name

X86_microsoft-windows-crypt32-dll_31bf3856ad364e35_6.0.6001.22859_none_5bcc5eeef711c279.manifest

File version

Not applicable

File size

7,228

Date (UTC)

22-Feb-2011

Time (UTC)

15:12

Platform

Not applicable

File name

X86_microsoft-windows-crypt32-dll_31bf3856ad364e35_6.0.6002.22594_none_5d828fb4f45d08ae.manifest

File version

Not applicable

File size

7,228

Date (UTC)

22-Feb-2011

Time (UTC)

19:23

Platform

Not applicable

Additional file information for Windows 7 and for Windows Server 2008 R2

Additional files for all supported x86-based versions of Windows 7

File name

X86_41da966eb1102dca0c8342108fe60571_31bf3856ad364e35_6.1.7600.20908_none_baf8ee1b12f34fc9.manifest

File version

Not applicable

File size

699

Date (UTC)

24-Feb-2011

Time (UTC)

14:08

File name

X86_eb83a349bf9e4b9afc8409d721eee7f0_31bf3856ad364e35_6.1.7601.21667_none_62486a485d26d8af.manifest

File version

Not applicable

File size

699

Date (UTC)

24-Feb-2011

Time (UTC)

14:08

File name

X86_microsoft-windows-crypt32-dll_31bf3856ad364e35_6.1.7600.20908_none_5c293e8658015a55.manifest

File version

Not applicable

File size

2,743

Date (UTC)

24-Feb-2011

Time (UTC)

06:23

File name

X86_microsoft-windows-crypt32-dll_31bf3856ad364e35_6.1.7601.21667_none_5dcdb9d455595769.manifest

File version

Not applicable

File size

2,743

Date (UTC)

24-Feb-2011

Time (UTC)

05:43

Additional files for all supported x64-based versions of Windows 7 and of Windows Server 2008 R2

File name

Amd64_08e2d2c308499cd227a87d66b855e989_31bf3856ad364e35_6.1.7601.21667_none_35ac2a2c0850470c.manifest

File version

Not applicable

File size

1,046

Date (UTC)

24-Feb-2011

Time (UTC)

14:08

File name

Amd64_25a55e5409f6c567272b3ce6c4821764_31bf3856ad364e35_6.1.7600.20908_none_dffbfe3946bf2a33.manifest

File version

Not applicable

File size

703

Date (UTC)

24-Feb-2011

Time (UTC)

14:08

File name

Amd64_41da966eb1102dca0c8342108fe60571_31bf3856ad364e35_6.1.7600.20908_none_1717899ecb50c0ff.manifest

File version

Not applicable

File size

701

Date (UTC)

24-Feb-2011

Time (UTC)

14:08

File name

Amd64_54a40a8078c3164ec8bb2e8293f99c0b_31bf3856ad364e35_6.1.7600.20908_none_d69f73f176ef060f.manifest

File version

Not applicable

File size

1,046

Date (UTC)

24-Feb-2011

Time (UTC)

14:08

File name

Amd64_7d406b2d4263a754295de3309978c4f1_31bf3856ad364e35_6.1.7601.21667_none_21a7180b104501f7.manifest

File version

Not applicable

File size

703

Date (UTC)

24-Feb-2011

Time (UTC)

14:08

File name

Amd64_eb83a349bf9e4b9afc8409d721eee7f0_31bf3856ad364e35_6.1.7601.21667_none_be6705cc158449e5.manifest

File version

Not applicable

File size

701

Date (UTC)

24-Feb-2011

Time (UTC)

14:08

File name

Amd64_microsoft-windows-crypt32-dll_31bf3856ad364e35_6.1.7600.20908_none_b847da0a105ecb8b.manifest

File version

Not applicable

File size

2,747

Date (UTC)

24-Feb-2011

Time (UTC)

07:06

File name

Amd64_microsoft-windows-crypt32-dll_31bf3856ad364e35_6.1.7601.21667_none_b9ec55580db6c89f.manifest

File version

Not applicable

File size

2,747

Date (UTC)

24-Feb-2011

Time (UTC)

06:56

Additional files for all supported IA-64-based versions of Windows Server 2008 R2

File name

Ia64_0d166c2a22e3b6d4de95bed5d15f2677_31bf3856ad364e35_6.1.7600.20908_none_ca32eee21bea3530.manifest

File version

Not applicable

File size

701

Date (UTC)

24-Feb-2011

Time (UTC)

14:08

File name

Ia64_41da966eb1102dca0c8342108fe60571_31bf3856ad364e35_6.1.7600.20908_none_bafa921112f158c5.manifest

File version

Not applicable

File size

700

Date (UTC)

24-Feb-2011

Time (UTC)

14:08

File name

Ia64_e03af9c1056a5c598c79721ea6305bd8_31bf3856ad364e35_6.1.7601.21667_none_3e3a005555252f39.manifest

File version

Not applicable

File size

701

Date (UTC)

24-Feb-2011

Time (UTC)

14:08

File name

Ia64_eb83a349bf9e4b9afc8409d721eee7f0_31bf3856ad364e35_6.1.7601.21667_none_624a0e3e5d24e1ab.manifest

File version

Not applicable

File size

700

Date (UTC)

24-Feb-2011

Time (UTC)

14:08

File name

Ia64_microsoft-windows-crypt32-dll_31bf3856ad364e35_6.1.7600.20908_none_5c2ae27c57ff6351.manifest

File version

Not applicable

File size

2,745

Date (UTC)

24-Feb-2011

Time (UTC)

07:09

File name

Ia64_microsoft-windows-crypt32-dll_31bf3856ad364e35_6.1.7601.21667_none_5dcf5dca55576065.manifest

File version

Not applicable

File size

2,745

Date (UTC)

24-Feb-2011

Time (UTC)

06:32

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