[UNIX] kpdf Buffer Overflow Vulnerability

From: SecuriTeam (support_at_securiteam.com)
Date: 12/29/04

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Date: 29 Dec 2004 14:32:00 +0200

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      kpdf Buffer Overflow Vulnerability
    ------------------------------------------------------------------------

    SUMMARY

    kpdf, the KDE pdf viewer, shares code with xpdf. xpdf contains a buffer
    overflow that can be triggered by a specially crafted PDF file. We
    reported about xpdf's buffer overflow in our previous article:
    <http://www.securiteam.com/unixfocus/6U00T0AC0S.html> Multiple Vendor xpdf
    PDF Viewer Buffer Overflow Vulnerability.

    DETAILS

    Vulnerable Systems:
     * KDE 3.2 up to including KDE 3.2.3
     * KDE 3.3 up to including KDE 3.3.2

    Impact:
    Remotely supplied pdf files can be used to execute arbitrary code on the
    client machine.

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

    Patch:
    Patch for KDE 3.2.3 is available from
    <ftp://ftp.kde.org/pub/kde/security_patches>
    ftp://ftp.kde.org/pub/kde/security_patches:
    6f345c4b89f0bc27522f5d62bfd941cd post-3.2.3-kdegraphics-2.diff

    Patch for KDE 3.3.2 is available from
    <ftp://ftp.kde.org/pub/kde/security_patches>
    ftp://ftp.kde.org/pub/kde/security_patches:
    0ac92868d3b84284e54877e32cde521f post-3.3.2-kdegraphics.diff

    Time line and credits:
    21/12/2004 KDE Security Team alerted by Matthias Geerdsen
    22/12/2004 Patch from xpdf 3.00pl2 applied to KDE CVS and patches
    prepared.
    23/12/2004 Public disclosure.

    CVE Information:
     <http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-1125>
    CAN-2004-1125

    ADDITIONAL INFORMATION

    The information has been provided by <mailto:mueller@kde.org> Dirk
    Mueller.
    The original article can be found at:
    <http://www.kde.org/info/security/advisory-20041223-1.txt>
    http://www.kde.org/info/security/advisory-20041223-1.txt

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