[KDE Security Advisory] kpdf temp file writing DoS vulnerability

[Dirk Mueller]

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KDE Security Advisory: kpdf temp file writing DoS vulnerability
Original Release Date: 2005-08-09
URL: http://www.kde.org/info/security/advisory-20050809-1.txt

0. References
CAN-2005-2097

1. Systems affected:

KDE 3.3.1 up to including KDE 3.4.1.

2. Overview:

kpdf, the KDE pdf viewer, shares code with xpdf. xpdf contains
a vulnerability that causes it to write a file in $TMPDIR with
almost infinite size, which can severly impact system performance.

3. Impact:

Remotely supplied pdf files can be used to fill up all available
disk space when opened with kpdf.

4. Solution:

Source code patches have been made available which fix these
vulnerabilities. Contact your OS vendor / binary package provider
for information about how to obtain updated binary packages.

5. Patch:

Patch for KDE 3.3.1 is available from=20
ftp://ftp.kde.org/pub/kde/security_patches :

fc6fc7fa6886d6ff19037e7547846990 post-3.3.1-kdegraphics-4.diff

Patch for KDE 3.4.1 is available from=20
ftp://ftp.kde.org/pub/kde/security_patches :

fc6fc7fa6886d6ff19037e7547846990 post-3.4.1-kdegraphics-4.diff

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