Rapid7 Vulnerability & Exploit Database

RHSA-2012:0104: libxml2 security update

Back to Search

RHSA-2012:0104: libxml2 security update

Severity
8
CVSS
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
Published
01/07/2012
Created
07/25/2018
Added
02/21/2012
Modified
07/04/2017

Description

The libxml2 library is a development toolbox providing the implementationof various XML standards.A heap-based buffer overflow flaw was found in the way libxml2 decodedentity references with long names. A remote attacker could provide aspecially-crafted XML file that, when opened in an application linkedagainst libxml2, would cause the application to crash or, potentially,execute arbitrary code with the privileges of the user running theapplication. (CVE-2011-3919)All users of libxml2 are advised to upgrade to these updated packages,which contain a backported patch to correct this issue. The desktop mustbe restarted (log out, then log back in) for this update to take effect.

Solution(s)

  • redhat-upgrade-libxml2
  • redhat-upgrade-libxml2-devel
  • redhat-upgrade-libxml2-python

With Rapid7 live dashboards, I have a clear view of all the assets on my network, which ones can be exploited, and what I need to do in order to reduce the risk in my environment in real-time. No other tool gives us that kind of value and insight.

– Scott Cheney, Manager of Information Security, Sierra View Medical Center

;