LibreOffice: Multiple vulnerabilities — GLSA 201209-05

Multiple vulnerabilities have been found in LibreOffice, allowing remote attackers to execute arbitrary code or cause a Denial of Service.

Affected Packages

app-office/libreoffice on all architectures
Affected versions < 3.5.5.3
Unaffected versions >= 3.5.5.3
app-office/libreoffice-bin on all architectures
Affected versions < 3.5.5.3
Unaffected versions >= 3.5.5.3

Background

LibreOffice is a full office productivity suite.

Description

Multiple vulnerabilities have been found in LibreOffice:

  • The Microsoft Word Document parser contains an out-of-bounds read error (CVE-2011-2713).
  • The Raptor RDF parser contains an XML External Entity expansion error (CVE-2012-0037).
  • The graphic loading parser contains an integer overflow error which could cause a heap-based buffer overflow (CVE-2012-1149).
  • Multiple errors in the XML manifest handling code could cause a heap-based buffer overflow (CVE-2012-2665).

Impact

A remote attacker could entice a user to open a specially crafted document file using LibreOffice, possibly resulting in execution of arbitrary code with the privileges of the process or a Denial of Service condition.

Workaround

There is no known workaround at this time.

Resolution

All LibreOffice users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose ">=app-office/libreoffice-3.5.5.3"
 

All users of the LibreOffice binary package should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose
 ">=app-office/libreoffice-bin-3.5.5.3"
 

References

Release Date
September 24, 2012

Latest Revision
September 24, 2012: 1

Severity
normal

Exploitable
remote

Bugzilla entries