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The remote Oracle Linux host is missing one or more security updates.
From Red Hat Security Advisory 2012:1288 :
Updated libxml2 packages that fix multiple security issues are now
available for Red Hat Enterprise Linux 5 and 6.
The Red Hat Security Response Team has rated this update as having
moderate 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.
The libxml2 library is a development toolbox providing the
implementation of various XML standards.
Multiple integer overflow flaws, leading to heap-based buffer
overflows, were found in the way libxml2 handled documents that enable
entity expansion. A remote attacker could provide a large, specially
crafted XML file that, when opened in an application linked against
libxml2, would cause the application to crash or, potentially, execute
arbitrary code with the privileges of the user running the
A one byte buffer overflow was found in the way libxml2 evaluated
certain parts of XML Pointer Language (XPointer) expressions. A remote
attacker could provide a specially crafted XML file that, when opened
in an application linked against libxml2, would cause the application
to crash or, potentially, execute arbitrary code with the privileges
of the user running the application. (CVE-2011-3102)
All users of libxml2 are advised to upgrade to these updated packages,
which contain backported patches to correct these issues. The desktop
must be restarted (log out, then log back in) for this update to take
See also :
Update the affected libxml2 packages.
Risk factor :
Medium / CVSS Base Score : 6.8
CVSS Temporal Score : 5.3
Public Exploit Available : true
Family: Oracle Linux Local Security Checks
Nessus Plugin ID: 68629 ()
Bugtraq ID: 480565108451300521075354054718
CVE ID: CVE-2011-3102CVE-2012-2807
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