KDE 2 and KDE 3.1.1 and earlier 3.x versions allows attackers to execute arbitrary commands via (1) PostScript (PS) or (2) PDF files, related to missing -dPARANOIDSAFER and -dSAFER arguments when using the kghostview Ghostscript viewer.
http://www.redhat.com/support/errata/RHSA-2003-002.html
http://www.mandriva.com/security/advisories?name=MDKSA-2003:049
http://www.kde.org/info/security/advisory-20030409-1.txt
http://www.debian.org/security/2003/dsa-296
http://www.debian.org/security/2003/dsa-293
http://www.debian.org/security/2003/dsa-284
http://marc.info/?l=bugtraq&m=105034222521369&w=2
http://marc.info/?l=bugtraq&m=105017403010459&w=2
http://marc.info/?l=bugtraq&m=105012994719099&w=2
http://marc.info/?l=bugtraq&m=105001557020141&w=2
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000747
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000668