The ELF file parser in Quick Heal (aka Cat QuickHeal) 11.00, McAfee Anti-Virus Scanning Engine 5.400.0.1158, McAfee Gateway (formerly Webwasher) 2010.1C, eSafe 7.0.17.0, Kaspersky Anti-Virus 7.0.0.125, F-Secure Anti-Virus 9.0.16160.0, Sophos Anti-Virus 4.61.0, Antiy Labs AVL SDK 2.0.3.7, Rising Antivirus 22.83.00.03, Fortinet Antivirus 4.2.254.0, and Panda Antivirus 10.0.2.7 allows remote attackers to bypass malware detection via an ELF file with a modified class field. NOTE: this may later be SPLIT into multiple CVEs if additional information is published showing that the error occurred independently in different ELF parser implementations.