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A vulnerabilidade foi descoberta no Internet Explorer, que pode ser explorado por pessoas maliciosos para comprometer o sistema.

A vulnerabilidade é causada devido a uma utilização livre de erro, depois quando composto elementos HTML estão vinculados à mesma fonte de dados. Isto pode ser explorado para dereference libertado memória através de um documento HTML especialmente criados.

Exploração bem sucedida permite execução de código arbitrário.

NOTA: Alegadamente, a vulnerabilidade está sendo explorada ativamente.

A vulnerabilidade está confirmada no Internet Explorer 7 em um patch aplicado integralmente o Windows XP SP3 e no Internet Explorer 6 em um patch aplicado integralmente o Windows XP SP2, e relatado no Internet Explorer 5.01 SP4. Outras versões também podem ser afetados.

Solução:

Windows 2000 SP4 and Internet Explorer 5.01 SP4:

http://www.microsoft.com/downloads/de…=d3e18732-47f1-40ce-999c-d1fd283bf138

Windows 2000 SP4 and Internet Explorer 6 SP1:

http://www.microsoft.com/downloads/de…=124c14b6-9323-4f6f-902b-727aa56444bc

Windows XP SP2/SP3 and Internet Explorer 6:

http://www.microsoft.com/downloads/de…=1d83e0af-46fa-4bfc-ba57-635435a7ef2d

Windows XP Professional x64 Edition (optionally with SP2) and Internet Explorer 6:

http://www.microsoft.com/downloads/de…=a585cb73-2c1a-4fa8-862a-ad6aeaeaf2f8

Windows Server 2003 SP1/SP2 and Internet Explorer 6:

http://www.microsoft.com/downloads/de…=d81e9cf9-ce0c-463a-a359-49a348cb89ae

Windows Server 2003 x64 Edition (optionally with SP2) and Internet Explorer 6:

http://www.microsoft.com/downloads/de…=015df302-d79f-43a1-b5c5-32ac04de0510

Windows Server 2003 with SP1/SP2 for Itanium-based Systems and Internet Explorer 6:

http://www.microsoft.com/downloads/de…=18016305-7f72-47f6-ab4c-94282289bf5f

Windows XP SP2/SP3 and Internet Explorer 7:

http://www.microsoft.com/downloads/de…=0190a289-164e-41a7-8c01-fa1aaed3f531

Windows XP Professional x64 Edition (optionally with SP2) and Internet Explorer 7:

http://www.microsoft.com/downloads/de…=9ba71e23-8cef-4399-b215-983b0dcf5cb5

Windows Server 2003 SP1/SP2 and Internet Explorer 7:

http://www.microsoft.com/downloads/de…=388847ec-817e-45cf-8fa7-32c7e1f57f80

Windows Server 2003 x64 Edition (optionally with SP2) and Internet Explorer 7:

http://www.microsoft.com/downloads/de…=2ae17caf-6204-470e-8480-380d3d505657

Windows Server 2003 with SP1/SP2 for Itanium-based Systems and Internet Explorer 7:

http://www.microsoft.com/downloads/de…=97d6c093-f68d-4ddf-8e3c-f29662a1940f

Windows Vista (optionally with SP1) and Internet Explorer 7:

http://www.microsoft.com/downloads/de…=7887111d-4fac-4823-bdd2-a18d9468fdf0

Windows Vista x64 Edition (optionally with SP1) and Internet Explorer 7:

http://www.microsoft.com/downloads/de…=69979d92-8d45-47fe-ac4c-c2f1f23cf1fb

Windows Server 2008 for 32-bit Systems and Internet Explorer 7:

http://www.microsoft.com/downloads/de…=5552e564-dd1c-4e2a-9a42-6317522c884d

Windows Server 2008 for x64-based Systems and Internet Explorer 7:

http://www.microsoft.com/downloads/de…=889c6eb1-7d1f-4e60-b637-535cb6e4e443

Windows Server 2008 for Itanium-based Systems and Internet Explorer 7:

http://www.microsoft.com/downloads/de…=06cb502a-6818-4599-aa24-6eddb83e4b84