1. Ubuntu Security Notices
  2. USN-4172-2

USN-4172-2: file vulnerability

Publication date

31 October 2019

Overview

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

Releases

Packages

  • 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.

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

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

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
14.04 trusty libmagic1 –  1:5.14-2ubuntu3.4+esm1
file –  1:5.14-2ubuntu3.4+esm1
12.04 precise libmagic1 –  5.09-2ubuntu0.8
file –  5.09-2ubuntu0.8

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Get Ubuntu Pro

References

Have additional questions?

Talk to a member of the team ›