Dear fellow Red Hat users, go and update your xpdf binary.
The worst possible scenario is remote access.
Read more about the security update at the RHN support site.
https://rhn.redhat.com/errata/RHSA-2005-840.html
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Several flaws were discovered in Xpdf. An attacker could construct a
carefully crafted PDF file that could cause Xpdf to crash or possibly
execute arbitrary code when opened. The Common Vulnerabilities and
Exposures project assigned the name CAN-2005-3193 to these issues.