well, kinda 
http://news.com.com/Flawed+Symantec+...3-6186271.html
Flawed Symantec update cripples Chinese PCs
A Symantec antivirus signature update mistakenly quarantined two critical system files in the Simplified Chinese version of Windows XP last week, crippling PCs throughout China.
According to the Chinese Internet Security Response Team (CISRT), users of Norton Antivirus, Norton Internet Security 2007 and Norton 360 who installed an antivirus signature update released by Symantec on May 17 could not reboot their PCs. The update reportedly mistook two Windows system files--"netapi32.dll" and "lsasrv.dll"--as the Backdoor.Haxdoo Trojan horse. The two files were subsequently quarantined.
...
According to CCTV.com, which is part of China's largest national TV network, the problem has affected millions of PCs ...
A Symantec antivirus signature update mistakenly quarantined two critical system files in the Simplified Chinese version of Windows XP last week, crippling PCs throughout China.
According to the Chinese Internet Security Response Team (CISRT), users of Norton Antivirus, Norton Internet Security 2007 and Norton 360 who installed an antivirus signature update released by Symantec on May 17 could not reboot their PCs. The update reportedly mistook two Windows system files--"netapi32.dll" and "lsasrv.dll"--as the Backdoor.Haxdoo Trojan horse. The two files were subsequently quarantined.
...
According to CCTV.com, which is part of China's largest national TV network, the problem has affected millions of PCs ...
Comment