Avast update marks falsely malware

Avast Antivirus company issued update to correct a mistake means hundreds of files as trojans. The company is a matter of improved only five half hours later. Wrong as Trojan files were identified companies such as Adobe, Realtek, drivers for sound cards and different media players. Considering that the improved update released in a relatively short period of time, users of that time did not use the computer did not even notice the existence of the problem. Problematic update is legitimate files identified as Win32: Delfi-MZG Trojan. Similar problems occur in industry security solutions, but often are quickly repaired.