The remote Oracle Linux host is missing a security update.
From Red Hat Security Advisory 2010:0752 :
An updated gpdf package that fixes two security issues is now
available for Red Hat Enterprise Linux 4.
The Red Hat Security Response Team has rated this update as having
important security impact. Common Vulnerability Scoring System (CVSS)
base scores, which give detailed severity ratings, are available for
each vulnerability from the CVE links in the References section.
GPdf is a viewer for Portable Document Format (PDF) files.
An uninitialized pointer use flaw was discovered in GPdf. An attacker
could create a malicious PDF file that, when opened, would cause GPdf
to crash or, potentially, execute arbitrary code. (CVE-2010-3702)
An array index error was found in the way GPdf parsed PostScript Type
1 fonts embedded in PDF documents. An attacker could create a
malicious PDF file that, when opened, would cause GPdf to crash or,
potentially, execute arbitrary code. (CVE-2010-3704)
Users are advised to upgrade to this updated package, which contains
backported patches to correct these issues.
See also :
Update the affected gpdf package.
Risk factor :
Medium / CVSS Base Score : 6.8