Ubuntu: 2162-1: file vulnerability
Posted by Benjamin D. Thomas   
Ubuntu File could be made to crash if it processed a specially crafted file.
==========================================================================
Ubuntu Security Notice USN-2162-1
April 07, 2014

file vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 13.10
- Ubuntu 12.10
- Ubuntu 12.04 LTS
- Ubuntu 10.04 LTS

Summary:

File could be made to crash if it processed a specially crafted file.

Software Description:
- file: Tool to determine file types

Details:

It was discovered that file incorrectly handled PE executable files. An
attacker could use this issue to cause file to crash, resulting in a denial
of service.

Update instructions:

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

Ubuntu 13.10:
  file                            5.11-2ubuntu4.2
  libmagic1                       5.11-2ubuntu4.2

Ubuntu 12.10:
  file                            5.11-2ubuntu0.2
  libmagic1                       5.11-2ubuntu0.2

Ubuntu 12.04 LTS:
  file                            5.09-2ubuntu0.3
  libmagic1                       5.09-2ubuntu0.3

Ubuntu 10.04 LTS:
  file                            5.03-5ubuntu1.2
  libmagic1                       5.03-5ubuntu1.2

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

References:
  http://www.ubuntu.com/usn/usn-2162-1
  CVE-2014-2270

Package Information:
  https://launchpad.net/ubuntu/+source/file/5.11-2ubuntu4.2
  https://launchpad.net/ubuntu/+source/file/5.11-2ubuntu0.2
  https://launchpad.net/ubuntu/+source/file/5.09-2ubuntu0.3
  https://launchpad.net/ubuntu/+source/file/5.03-5ubuntu1.2