Patch Repository

Windows Server 2012 R2 Datacenter Edition (x64) Patch Details
Patch Name Windows8.1-KB3134815-2012R2-x64.msu
Patch Description Update for Windows Server 2012 R2 (KB3134815)
Bulletin Id MSWU-1802
Bulletin Title CryptDuplicateKey function does not save state for an RC2 40-Bit key in Windows 8.1 or Windows Server 2012 R2 (KB3134815)
Severity Unrated
Location Path Windows8.1-KB3134815-2012R2-x64.msu
Bulletin Summary This article describes an issue that occurs when you use the CryptDuplicateKey function to duplicate an RC2 40-bit key in Windows 8.1 or Windows Server 2012 R2. You can fix this issue by using the update in this article. Before you install this update, check out the Prerequisites section.
Superceding Bulletin Id MS21-JUN2
Patch Release Date Feb 16, 2016

Affected Product Information

Product Name Service Pack Name
Windows Server 2012 R2 Datacenter Edition (x64)Windows Server 2012 R2 Gold (x64)
Windows Server 2012 R2 Essentials Edition (x64)Windows Server 2012 R2 Gold (x64)
Windows Server 2012 R2 Foundation Edition (x64)Windows Server 2012 R2 Gold (x64)
Windows Server 2012 R2 Standard Edition (x64)Windows Server 2012 R2 Gold (x64)
Update 1 for Windows 8.1 and Server 2012 R2Windows 8.1 Update 1
Windows Server 2012 R2 Storage Server Standard Edition (x64)Windows Server 2012 R2 Gold (x64)
Windows Server 2012 R2 Hyper-V Edition (x64)Windows Server 2012 R2 Gold (x64)
Windows Server 2012 R2 Storage Server Workgroup Edition (x64)Windows Server 2012 R2 Gold (x64)
Windows Server 2012 R2 Datacenter (evaluation installation) Edition (x64)Windows Server 2012 R2 Gold (x64)
Windows Server 2012 R2 Server Standard (evaluation installation) Edition (x64)Windows Server 2012 R2 Gold (x64)

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