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TITLE:
KDE and KOffice PDF Invalid Tree Node Denial of Service Weakness

SECUNIA ADVISORY ID:
SA23799

VERIFY ADVISORY:
http://secunia.com/advisories/23799/

CRITICAL:
Not critical

IMPACT:
DoS

WHERE:
>From remote

SOFTWARE:
KDE 3.x
http://secunia.com/product/219/
KOffice 1.x
http://secunia.com/product/4155/

DESCRIPTION:
A weakness has been reported in KDE and KOffice, which can be
exploited by malicious people to cause a DoS (Denial of Service).

The weakness is caused due to an error within the handling of catalog
dictionaries or page attributes that reference an invalid page
treenode. This can be exploited to cause an infinite loop by e.g.
tricking a user into opening a specially crafted PDF document.

The weakness is reported in KDE 3.2.0 through KDE 3.5.5 and KOffice
1.2 and newer.

SOLUTION:
Apply patches.

Patch for KOffice 1.2.1 and newer:
ftp://ftp.kde.org/pub/kde/security_patches/koffce-xpdf-CVE-2007-0104.diff

Patch for KDE 3.2.3 and newer:
ftp://ftp.kde.org/pub/kde/security_patches/post-3.2.3-kdegraphics-CVE-2007-0104.diff
ftp://ftp.kde.org/pub/kde/security_patches/post-3.5.5-kdegraphics-CVE-2007-0104.diff

PROVIDED AND/OR DISCOVERED BY:
Reported by the vendor.

ORIGINAL ADVISORY:
http://www.kde.org/info/security/advisory-20070115-1.txt

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About:
This Advisory was delivered by Secunia as a free service to help
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vulnerabilities.

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