USN-2986-1: dosfstools vulnerabilities

Publication date

31 May 2016

Overview

dosfstools could be made to crash or run programs if it processed a specially crafted filesystem.


Packages

  • dosfstools - utilities for making and checking MS-DOS FAT filesystems

Details

Hanno Böck discovered that dosfstools incorrectly handled certain malformed
filesystems. A local attacker could use this issue to cause dosfstools to
crash, resulting in a denial of service, or possibly execute arbitrary
code.

Hanno Böck discovered that dosfstools incorrectly handled certain malformed
filesystems. A local attacker could use this issue to cause dosfstools to
crash, resulting in 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
16.04 xenial dosfstools –  3.0.28-2ubuntu0.1
15.10 wily dosfstools –  3.0.28-1ubuntu0.1
14.04 trusty dosfstools –  3.0.26-1ubuntu0.1
12.04 precise dosfstools –  3.0.12-1ubuntu1.3

Reduce your security exposure

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