F-PROT Antivirus: Multiple Denial of Service vulnerabilities

F-PROT Antivirus: Multiple Denial of Service vulnerabilities Multiple errors in F-PROT Antivirus may lead to a Denial of Service. f-prot April 14, 2009 April 17, 2009: 04 232665 253497 remote 6.0.2 6.0.2

F-PROT Antivirus is a multi-platform virus scanner for workstations and mail servers.

The following vulnerabilities were found:

Multiple errors when processing UPX, ASPack or Microsoft Office files (CVE-2008-3243).
Infinite Sergio Alvarez of n.runs AG reported an invalid memory access when processing a CHM file with a large nb_dir value (CVE-2008-3244).
Jonathan Brossard from iViZ Techno Solutions reported that F-PROT Antivirus does not correctly process ELF binaries with corrupted headers (CVE-2008-5747).

A remote attacker could entice a user or automated system to scan a specially crafted file, leading to a crash or infinite loop.

There is no known workaround at this time.

All F-PROT Antivirus users should upgrade to the latest version:


    # emerge --sync
    # emerge --ask --oneshot --verbose ">=app-antivirus/f-prot-6.0.2"

CVE-2008-3243 CVE-2008-3244 CVE-2008-5747 craig p-y p-y