Multiple buffer overflows were discovered in the GNU/Linux version of Avast when analyzing corrupted ISO and RPM files. Avast for Workstations version 1.0.8 Trial versions and possibly others are affected.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/72851/IVIZ-08-013.txt
Source: https://packetstormsecurity.com/files/72851/iViZ-Security-Advisory-08-013.html