Ubuntu: 2028-1: Apache XML Security for Java vulnerability
Posted by Benjamin D. Thomas   
Ubuntu Apache XML Security for Java could be tricked into validating spoofedsignatures.
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Ubuntu Security Notice USN-2028-1
November 12, 2013

libxml-security-java vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 10.04 LTS

Summary:

Apache XML Security for Java could be tricked into validating spoofed
signatures.

Software Description:
- libxml-security-java: implementation of security standards for XML

Details:

James Forshaw discovered that Apache XML Security for Java incorrectly
validated CanonicalizationMethod parameters. An attacker could use this
flaw to spoof XML signatures.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 10.04 LTS:
  libxml-security-java            1.4.3-2ubuntu0.1

In general, a standard system update will make all the necessary changes.

References:
  http://www.ubuntu.com/usn/usn-2028-1
  CVE-2013-2172

Package Information:
  https://launchpad.net/ubuntu/+source/libxml-security-java/1.4.3-2ubuntu0.1