AVG Anti-Virus UPX Processing Denial of Service

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Secunia Advisory: SA31290
Release Date: 2008-07-29

Critical: Moderately critical
Impact: DoS
Where: From remote
Solution Status: Vendor Patch

Software: AVG Anti-Virus 8.x





Description:
Sergio ‘shadown’ Alvarez has reported a vulnerability in AVG Anti-Virus, which can be exploited by malicious people to cause a DoS (Denial of Service).

The vulnerability is caused due to a divide-by-zero error when processing UPX compressed executables. This can be exploited to cause the scanning engine to crash when scanning a specially crafted UPX compressed executable file.

The vulnerability affects versions prior to 8.0.156.

Solution:
Update to version 8.0.156 or later



Bollettino di Sicurezza
 
Al momento la 8.0.156 non è disponibile per AVG Free a quanto pare ;)
 
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