Microsoft has released new Windows XP updates:

Windows XP Patch: Hard Disk May Become Corrupted When Entering Standby or Hibernation
Hard Disk May Become Corrupted When Entering Standby or Hibernation Windows XP Patch: Panasonic DV Camera May Not Enumerate
This update addresses the "Panasonic DV Camera May Not Enumerate" issue in Windows XP.

Windows XP Patch: USB Devices May Not Work After You Unplug a Downstream USB Hub from the Host Controller
This update addresses the "USB Devices May Not Work After You Unplug a Downstream USB Hub from the Host Controller" issue in Windows XP

New Windows XP Updates