Certain patches for kpdf do not include all relevant patches from xpdf that were associated with CVE-2005-3627, which allows context-dependent attackers to exploit vulnerabilities that were present in CVE-2005-3627.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11441
https://exchange.xforce.ibmcloud.com/vulnerabilities/25146
http://www.securityfocus.com/bid/17039
http://www.securityfocus.com/archive/1/427299/100/0/threaded
http://www.redhat.com/support/errata/RHSA-2006-0262.html
http://www.mandriva.com/security/advisories?name=MDKSA-2006:054
http://www.kde.org/info/security/advisory-20060202-1.txt
http://www.debian.org/security/2006/dsa-1008
http://securitytracker.com/id?1015751
http://securityreason.com/securityalert/566
http://secunia.com/advisories/19264