Public Date:
912400: CVE-2013-0338 libxml2: CPU consumption DoS when performing string substitutions during entities expansion

The MITRE CVE dictionary describes this issue as:

libxml2 2.9.0 and earlier allows context-dependent attackers to cause a denial of service (CPU and memory consumption) via an XML file containing an entity declaration with long replacement text and many references to this entity, aka "internal entity expansion" with linear complexity.

Find out more about CVE-2013-0338 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v2 metrics

NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.

Base Score 4.3
Base Metrics AV:N/AC:M/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat Security Errata

Platform Errata Release Date
Red Hat Enterprise Linux version 6 (libxml2) RHSA-2013:0581 2013-02-28
Red Hat Enterprise Linux version 5 (libxml2) RHSA-2013:0581 2013-02-28

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 6 mingw32-libxml2 Will not fix