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F-PROT Antivirus: Multiple Denial of Service vulnerabilities

Content:

1.  Gentoo Linux Security Advisory

Version Information

Advisory Reference GLSA 200904-14 / f-prot
Release Date April 14, 2009
Latest Revision April 17, 2009: 04
Impact normal
Exploitable remote
Package Vulnerable versions Unaffected versions Architecture(s)
app-antivirus/f-prot < 6.0.2 >= 6.0.2 All supported architectures

Related bugreports: #232665, #253497

Synopsis

Multiple errors in F-PROT Antivirus may lead to a Denial of Service.

2.  Impact Information

Background

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

Description

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).

Impact

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

3.  Resolution Information

Workaround

There is no known workaround at this time.

Resolution

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

Code Listing 3.1: Resolution

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

4.  References



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Page updated April 14, 2009

Summary: This is a Gentoo Linux Security Advisory

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