USN-4172-2: file vulnerability

file vulnerability

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

• Ubuntu 14.04 ESM


• Ubuntu 12.04 ESM

Summary

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

Software Description

• file - Tool to determine file types

Details

USN-4172-1 fixed a vulnerability in file. This update provides
the corresponding update for Ubuntu 12.04 ESM Ubuntu 14.04 ESM.

Original advisory details:

It was discovered that file incorrectly handled certain malformed files. An
attacker could use this issue to cause a denial of service, or possibly
execute arbitrary code.

Update instructions

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

Ubuntu 14.04 ESM

file - 1:5.14-2ubuntu3.4+esm1

libmagic1 - 1:5.14-2ubuntu3.4+esm1

Ubuntu 12.04 ESM

file - 5.09-2ubuntu0.8

libmagic1 - 5.09-2ubuntu0.8

To update your system, please follow these instructions: