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TITLE:
OpenOffice 2 TIFF Parsing Integer Overflow Vulnerabilities

SECUNIA ADVISORY ID:
SA26816

VERIFY ADVISORY:
http://secunia.com/advisories/26816/

CRITICAL:
Highly critical

IMPACT:
System access

WHERE:
>From remote

SOFTWARE:
OpenOffice.org 2.x
http://secunia.com/product/6157/

DESCRIPTION:
Some vulnerabilities have been reported in OpenOffice, which
potentially can be exploited by malicious people to compromise a
user's system.

The vulnerabilities are caused due to integer overflows when
processing certain tags within TIFF images. This can be exploited to
cause heap-based buffer overflows by e.g. tricking a user into
opening a specially crafted document.

Successful exploitation may allow the execution of arbitrary code.

The vulnerabilities are reported in versions prior to 2.3.

SOLUTION:
Update to version 2.3.
http://download.openoffice.org/index.html

PROVIDED AND/OR DISCOVERED BY:
Discovered by an anonymous researcher and reported via iDefense Labs.

ORIGINAL ADVISORY:
OpenOffice.org:
http://www.openoffice.org/security/cves/CVE-2007-2834.html

iDefense Labs:
http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=593

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About:
This Advisory was delivered by Secunia as a free service to help
everybody keeping their systems up to date against the latest
vulnerabilities.

Subscribe:
http://secunia.com/secunia_security_advisories/

Definitions: (Criticality, Where etc.)
http://secunia.com/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.

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