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Category:   Application (Generic)  >   KOffice Vendors:   KDE.org
(Red Hat Issues Fix) KOffice Integer Overflow in KPresenter May Let Remote Users Execute Arbitrary Code
SecurityTracker Alert ID:  1017675
SecurityTracker URL:  http://securitytracker.com/id/1017675
CVE Reference:   CVE-2006-6120   (Links to External Site)
Date:  Feb 20 2007
Impact:   Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): prior to 1.6.1
Description:   A vulnerability was reported in KOffice. A remote user can cause arbitrary code to be executed on the target user's system.

A remote user can create a specially crafted PPT file that, when loaded by the target user, will trigger an integer overflow in KPresenter and execute arbitrary code on the target system. The code will run with the privileges of the target user.

Impact:   A remote user can create a PPT file that, when loaded by the target user, will execute arbitrary code on the target user's system.
Solution:   Red Hat has released a fix.

The Red Hat advisory is available at:

https://rhn.redhat.com/errata/RHSA-2007-0010.html

Vendor URL:  www.koffice.org/ (Links to External Site)
Cause:   Boundary error
Underlying OS:  Linux (Red Hat Enterprise)
Underlying OS Comments:  2.1

Message History:   This archive entry is a follow-up to the message listed below.
Nov 30 2006 KOffice Integer Overflow in KPresenter May Let Remote Users Execute Arbitrary Code



 Source Message Contents

Subject:  [RHSA-2007:0010-01] Moderate: koffice security update


-----BEGIN PGP SIGNED MESSAGE-----
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- ---------------------------------------------------------------------
                   Red Hat Security Advisory

Synopsis:          Moderate: koffice security update
Advisory ID:       RHSA-2007:0010-01
Advisory URL:      https://rhn.redhat.com/errata/RHSA-2007-0010.html
Issue date:        2007-02-20
Updated on:        2007-02-20
Product:           Red Hat Enterprise Linux
CVE Names:         CVE-2006-6120 
- ---------------------------------------------------------------------

1. Summary:

Updated KOffice packages that fix a security issue are now available for
Red Hat Enterprise Linux 2.1.

This update has been rated as having moderate security impact by the Red
Hat Security Response Team.

2. Relevant releases/architectures:

Red Hat Enterprise Linux AS (Advanced Server) version 2.1 - i386, ia64
Red Hat Linux Advanced Workstation 2.1 - ia64
Red Hat Enterprise Linux ES version 2.1 - i386
Red Hat Enterprise Linux WS version 2.1 - i386

3. Problem description:

KOffice is a collection of productivity applications for the K Desktop
Environment (KDE) GUI desktop.

An integer overflow bug was found in KOffice's PPT file processor. An
attacker could create a malicious PPT file that could cause KOffice to
execute arbitrary code if the file was opened by a victim.  (CVE-2006-6120)

All users of KOffice are advised to upgrade to these updated packages, which
contains a backported patch to correct this issues.

4. Solution:

Before applying this update, make sure all previously released errata
relevant to your system have been applied.

This update is available via Red Hat Network.  To use Red Hat Network,
launch the Red Hat Update Agent with the following command:

up2date

This will start an interactive process that will result in the appropriate
RPMs being upgraded on your system.

5. Bug IDs fixed (http://bugzilla.redhat.com/):

217738 - CVE-2006-6120 koffice integer overflow

6. RPMs required:

Red Hat Enterprise Linux AS (Advanced Server) version 2.1:

SRPMS:
ftp://updates.redhat.com/enterprise/2.1AS/en/os/SRPMS/koffice-1.1.1-2.3.src.rpm
52c3cfb9b5eb38f1c99b53dc5d8d56df  koffice-1.1.1-2.3.src.rpm

i386:
843f35a9ef08270d9dec5d5c071756d8  koffice-1.1.1-2.3.i386.rpm
af4bdfbdb50dd1da6527f0d3f54762f8  koffice-devel-1.1.1-2.3.i386.rpm

ia64:
522af4bed9d2feee80f67bb75b22e918  koffice-1.1.1-2.3.ia64.rpm
0fe4d6181a1b302bb8e7417a381f3b3b  koffice-devel-1.1.1-2.3.ia64.rpm

Red Hat Linux Advanced Workstation 2.1:

SRPMS:
ftp://updates.redhat.com/enterprise/2.1AW/en/os/SRPMS/koffice-1.1.1-2.3.src.rpm
52c3cfb9b5eb38f1c99b53dc5d8d56df  koffice-1.1.1-2.3.src.rpm

ia64:
522af4bed9d2feee80f67bb75b22e918  koffice-1.1.1-2.3.ia64.rpm
0fe4d6181a1b302bb8e7417a381f3b3b  koffice-devel-1.1.1-2.3.ia64.rpm

Red Hat Enterprise Linux ES version 2.1:

SRPMS:
ftp://updates.redhat.com/enterprise/2.1ES/en/os/SRPMS/koffice-1.1.1-2.3.src.rpm
52c3cfb9b5eb38f1c99b53dc5d8d56df  koffice-1.1.1-2.3.src.rpm

i386:
843f35a9ef08270d9dec5d5c071756d8  koffice-1.1.1-2.3.i386.rpm
af4bdfbdb50dd1da6527f0d3f54762f8  koffice-devel-1.1.1-2.3.i386.rpm

Red Hat Enterprise Linux WS version 2.1:

SRPMS:
ftp://updates.redhat.com/enterprise/2.1WS/en/os/SRPMS/koffice-1.1.1-2.3.src.rpm
52c3cfb9b5eb38f1c99b53dc5d8d56df  koffice-1.1.1-2.3.src.rpm

i386:
843f35a9ef08270d9dec5d5c071756d8  koffice-1.1.1-2.3.i386.rpm
af4bdfbdb50dd1da6527f0d3f54762f8  koffice-devel-1.1.1-2.3.i386.rpm

These packages are GPG signed by Red Hat for security.  Our key and 
details on how to verify the signature are available from
https://www.redhat.com/security/team/key/#package

7. References:

http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-6120
http://www.redhat.com/security/updates/classification/#moderate

8. Contact:

The Red Hat security contact is <secalert@redhat.com>.  More contact
details at https://www.redhat.com/security/team/contact/

Copyright 2007 Red Hat, Inc.
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