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The remote Oracle Linux host is missing one or more security updates.
From Red Hat Security Advisory 2009:0409 :
Updated krb5 packages that fix a security issue 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.
Kerberos is a network authentication system which allows clients and
servers to authenticate to each other using symmetric encryption and a
trusted third party, the Key Distribution Center (KDC).
An input validation flaw was found in the ASN.1 (Abstract Syntax
Notation One) decoder used by MIT Kerberos. A remote attacker could
use this flaw to crash a network service using the MIT Kerberos
library, such as kadmind or krb5kdc, by causing it to dereference or
free an uninitialized pointer. (CVE-2009-0846)
All krb5 users should upgrade to these updated packages, which contain
a backported patch to correct this issue. All running services using
the MIT Kerberos libraries must be restarted for the update to take
See also :
Update the affected krb5 packages.
Risk factor :
Critical / CVSS Base Score : 10.0
Family: Oracle Linux Local Security Checks
Nessus Plugin ID: 67837 ()
CVE ID: CVE-2009-0844CVE-2009-0845CVE-2009-0846CVE-2009-0847
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