List of Remote Desktop Server (RDS, a.k.a. TS server) related hotfixes for post Service Pack 2 for Windows Server 2008 as of Mar. 15, 2010.

In alphabetical order:

1) 978829 The CTRL and ALT keys in a Terminal Service session get stuck when you unlock a local computer
http://support.microsoft.com/?id=978829
Update(s):
Aaclient.dll  6.0.6002.22303 
Mstscax.dll  6.0.6002.22303 
Tsgqec.dll  6.0.6002.22303 
Supersedes: 967885
2) 974195 You cannot connect to a terminal server that is running Windows Server 2008 through the TS Gateway by using its FQDN if it is in a disjointed namespace and if the TCP port 445 is disabled between the terminal server and the TS Gateway
http://support.microsoft.com/?id=974195
Update(s):
Aaedge.dll  6.0.6002.22267
Aatspp.dll  6.0.6002.22267
Tsgclean.exe  6.0.6002.22267

3) 975943 Error code when an application uses the CredSSP if the authenticated user account is a member of many security groups on a computer that is running Windows Vista or Windows Server 2008: "0x80090329"
http://support.microsoft.com/?id=975943
Update(s):
Credssp.dll  6.0.6002.22230 
Icaapi.dll  6.0.6002.22230 
Tspkg.dll  6.0.6002.22230
Tssecsrv.sys  6.0.6002.22230 

4) 975759 An application or service that uses a file system filter driver may experience function failure on a computer that is running Windows Vista, Windows Server 2003, or Windows Server 2008
http://support.microsoft.com/?id=975759
Update(s):
Fltmgr.sys  6.0.6002.22250
Ntoskrnl.exe  6.0.6002.22250 

5) 970603 The content of a printout is different when you print a PDF document by using Terminal Services Easy Print in a Terminal Services (TS) session in Windows Vista or Windows Server 2008
http://support.microsoft.com/?id=970603
Update(s):
Gdi32.dll  6.0.6002.22131

6) 979548 You cannot enter an agreement number of a volume license that contains more than seven digits in Remote Desktop Licensing Manager or in TS Licensing Manager
http://support.microsoft.com/?id=979548
Update(s):
Licmgr.exe  6.0.6002.22134
Lrwizdll.dll  6.0.6002.22134 
Supersedes: 971302, 968074

7) 972595 You cannot log on or the system stops responding when the Stored User Names and Passwords feature is enabled on a computer that is running Windows Server 2008 or Windows Vista
http://support.microsoft.com/?id=972595
Update(s):
Ksecdd.sys  6.0.6002.22152 
Lsasrv.dll  6.0.6002.22204 
Lsass.exe  6.0.6002.22204 
Msv1_0.dll  6.0.6002.22204 
Secur32.dll  6.0.6002.22204 
Wdigest.dll  6.0.6002.22204 

8) 977686 The Licensing Diagnosis tool incorrectly reports that there are no available Terminal Services client access licenses in Windows Server 2008
http://support.microsoft.com/?id=977686
Update(s):
Lsdiag.dll  6.0.6002.22280 
Lsdiagres.dll  6.0.0.0 
Tsconfig.dll  6.0.6002.22280 
Supersedes: 972069

9) 973356 Error message when you create one or more network printers in a Windows Server 2008-based terminal server session: "Printers cannot be installed"
http://support.microsoft.com/?id=973356
Update(s):
Localspl.dll  6.0.6002.22167

10) 968995 The Terminal Server Licensing MMC snap-in or the TS Licensing Manager MMC snap-in uses NT LAN Manager instead of the Kerberos protocol to pass authentication, respectively, in Windows Server 2003 or in Windows Vista and Windows Server 2008
http://support.microsoft.com/?id=968995
Update(s):
Mstlsapi.dll  6.0.6002.22137

11) 971404 You encounter poor performance after thousands of IP addresses are bound to a network adapter on a computer that is running Windows Server 2008 or Windows Vista
http://support.microsoft.com/?id=971404
Update(s):
Rpcss.dll  6.0.6002.22139 
Tcpip.sys  6.0.6002.22139 

12) 973062 The audio redirection feature does not work when you use Remote Desktop Connection Client for Mac 2.0 to make a terminal server session to a computer that is running Windows Server 2008 x64 Edition or Windows Vista x64 Edition
http://support.microsoft.com/?id=973062
Update(s):
Rdpendp.dll  6.0.6002.22244 
Supersedes: 971370

13) 970689 A Windows Server 2008-based terminal server denies connection requests with the error message "The remote procedure call failed and did not execute" randomly under a heavy logon/logoff condition
http://support.microsoft.com/?id=970689
Update(s):
Regapi.dll  6.0.6002.22134

14) 971404 You encounter poor performance after thousands of IP addresses are bound to a network adapter on a computer that is running Windows Server 2008 or Windows Vista
http://support.microsoft.com/?id=971404
Update(s):
Rpcss.dll  6.0.6002.22139

15) 969851 Instead of the specified startup program, the whole desktop is started on a remote desktop connection when you change the "Terminal Services Profile" setting for the user account
http://support.microsoft.com/?id=969851
Update(s):
Regapi.dll  6.0.6002.22134 <-- superseded by 970689
Tsuserex.dll  6.0.6002.22134 

16) 977541 You are not redirected to the previously-disconnected terminal server session through the TS Session Broker service in a Windows Server 2008-based farm in TS Session Broker
http://support.microsoft.com/?id=977541
Update(s):
Sdclient.dll  6.0.6002.22269 
Tssdjet.dll  6.0.6002.22269 
Termsrv.dll  6.0.6002.22269 

17) 977269 Error message when you make a remote desktop connection to a terminal server that is running Windows Server 2008: “The requested operation requires elevation”
http://support.microsoft.com/?id=977269
Update(s):
Userinit.exe  6.0.6002.22270 
Supersedes: 969940

18) 979163 Many pages are printed when you try to print an Excel worksheet by using a redirected printer if the Terminal Services Easy Print feature is used
http://support.microsoft.com/?id=979163
Update(s):
Tsprint.dll  6.0.6001.22600 

19) 973744 You cannot exit an application that uses a redirected printer when you enable the Terminal Services Easy Print feature on a terminal server that is running Windows Server 2008
http://support.microsoft.com/?id=973744
Update(s):
Winsta.dll  6.0.6002.22179
Supersedes: 971311

20) 970067 You find high CPU usage for the Wmiprvse.exe process on a terminal server that is running Windows Server 2008 when you run the Windows System Resource Manager
http://support.microsoft.com/?id=970067
Update(s):
Wsrm.exe  6.0.6002.22152
Wsrmdbmig.exe  6.0.6002.22152
Wsrmeventlog.dll  6.0.6002.22152

21) 970910 A memory leak issue occurs if you call the WTSQuerySessionInformation function to query the published applications information or the initial program information for session ID 0
http://support.microsoft.com/?id=970910
Update(s):
Wtsapi32.dll  6.0.6002.22128