This one is hitting quite a few people so I thought I'd let ya know just in case
Only effects Windows NT 4, 2000, XP home and Pro, and 2003 Server operating systems
Windows 95/98/ME all safe
You can get the removal tool here
http://securityresponse.symantec.com/avcenter/venc/data/w32.blaster.worm.removal.tool.html
You can also get the Security Patch from Microsoft here.
http://www.microsoft.com/technet/treeview/default.asp?url=/technet/security/bulletin/MS03-026.asp
Only effects Windows NT 4, 2000, XP home and Pro, and 2003 Server operating systems
Windows 95/98/ME all safe
You can get the removal tool here
http://securityresponse.symantec.com/avcenter/venc/data/w32.blaster.worm.removal.tool.html
You can also get the Security Patch from Microsoft here.
http://www.microsoft.com/technet/treeview/default.asp?url=/technet/security/bulletin/MS03-026.asp