The remote Red Hat host is missing a security update.
Updated gpdf packages that fix several security issues are now available for Red Hat Enterprise Linux 4. This update has been rated as having important security impact by the Red Hat Security Response Team. gpdf is a GNOME-based viewer for Portable Document Format (PDF) files. Alin Rad Pop discovered several flaws in the handling of PDF files. An attacker could create a malicious PDF file that would cause gpdf to crash, or potentially execute arbitrary code when opened. (CVE-2007-4352, CVE-2007-5392, CVE-2007-5393) Users are advised to upgrade to these updated packages, which contain backported patches to resolve these issues.