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Vulnerability of ClamAV: vulnerabilities of PE, PDF and SIS

Synthesis of the vulnerability 

An attacker can use several vulnerabilities of ClamAV, in order to trigger a denial of service or to execute code.
Vulnerable software: ClamAV, Fedora, openSUSE.
Severity of this announce: 3/4.
Number of vulnerabilities in this bulletin: 4.
Creation date: 24/04/2013.
Revision date: 25/04/2013.
Références of this computer vulnerability: BID-59434, BID-60118, CERTA-2013-AVI-268, CVE-2013-2020, CVE-2013-2021, FEDORA-2013-10953, FEDORA-2013-10980, FEDORA-2013-8047, MDVSA-2013:159, openSUSE-SU-2013:0813-1, openSUSE-SU-2013:0813-2, openSUSE-SU-2013:0881-1, openSUSE-SU-2013:0883-1, VIGILANCE-VUL-12709.

Description of the vulnerability 

Several vulnerabilities were announced in ClamAV.

An attacker can generate a buffer overflow in libclamav/pe.c, in order to trigger a denial of service, and possibly to execute code. [severity:3/4; CVE-2013-2020]

An attacker can generate a buffer overflow in libclamav/pdf.c, in order to trigger a denial of service, and possibly to execute code. [severity:3/4; BID-60118, CVE-2013-2021]

An attacker can generate a buffer overflow in libclamav/sis.c, in order to trigger a denial of service, and possibly to execute code. [severity:2/4]

An unknown vulnerability was announced in libclamav/pe_icons.c. [severity:1/4]

An attacker can therefore use several vulnerabilities of ClamAV, in order to trigger a denial of service or to execute code.
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This cybersecurity bulletin impacts software or systems such as ClamAV, Fedora, openSUSE.

Our Vigil@nce team determined that the severity of this cybersecurity weakness is important.

The trust level is of type confirmed by the editor, with an origin of document.

This bulletin is about 4 vulnerabilities.

An attacker with a expert ability can exploit this computer vulnerability bulletin.

Solutions for this threat 

ClamAV: version 0.97.8.
The version 0.97.8 is fixed:
  http://downloads.sourceforge.net/clamav/clamav-0.97.8.tar.gz

Fedora 18: new clamav packages.
New packages are available:
  clamav-0.97.8-1.fc18

Fedora: new clamav packages.
New packages are available:
  Fedora 18: clamav-0.97.8-2.fc18
  Fedora 17: clamav-0.97.8-2.fc17

Mandriva: new clamav packages.
New packages are available:
  clamav-0.97.8-0.1mdvmes5.2
  clamav-0.97.8-1.mbs1

openSUSE: new clamav packages.
New packages are available:
  openSUSE 11.4 : clamav-0.97.8-21.1
  openSUSE 12.1 : clamav-0.97.8-15.1
  openSUSE 12.2 : clamav-0.97.8-1.12.1
  openSUSE 12.3 : clamav-0.97.8-5.8.1
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