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Ubuntu Security Notice USN-2494-1
February 04, 2015

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

– Ubuntu 14.10
– Ubuntu 14.04 LTS
– Ubuntu 12.04 LTS
– Ubuntu 10.04 LTS

Summary:

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

Software Description:
– file: Tool to determine file types

Details:

Francisco Alonso discovered that file incorrectly handled certain ELF
files. An attacker could use this issue to cause file to crash, resulting
in a denial of service. (CVE-2014-3710)

Thomas Jarosch discovered that file incorrectly handled certain ELF files.
An attacker could use this issue to cause file to hang or crash, resulting
in a denial of service. (CVE-2014-8116)

Thomas Jarosch discovered that file incorrectly limited recursion. An
attacker could use this issue to cause file to hang or crash, resulting in
a denial of service. (CVE-2014-8117)

Update instructions:

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

Ubuntu 14.10:
file 1:5.19-1ubuntu1.2

Ubuntu 14.04 LTS:
file 1:5.14-2ubuntu3.3

Ubuntu 12.04 LTS:
file 5.09-2ubuntu0.6

Ubuntu 10.04 LTS:
file 5.03-5ubuntu1.5

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

References:
http://www.ubuntu.com/usn/usn-2494-1
CVE-2014-3710, CVE-2014-8116, CVE-2014-8117

Package Information:
https://launchpad.net/ubuntu/+source/file/1:5.19-1ubuntu1.2
https://launchpad.net/ubuntu/+source/file/1:5.14-2ubuntu3.3
https://launchpad.net/ubuntu/+source/file/5.09-2ubuntu0.6
https://launchpad.net/ubuntu/+source/file/5.03-5ubuntu1.5

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