USN-2986-1: dosfstools vulnerabilities
Ubuntu Security Notice USN-2986-1
31st May, 2016
dosfstools vulnerabilities
A security issue affects these releases of Ubuntu and its
derivatives:
- Ubuntu 16.04 LTS
- Ubuntu 15.10
- Ubuntu 14.04 LTS
- Ubuntu 12.04 LTS
Summary
dosfstools could be made to crash or run programs if it processed a
specially crafted filesystem.
Software description
- 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.
Update instructions
The problem can be corrected by updating your system to the following
package version:
- Ubuntu 16.04 LTS:
-
dosfstools
3.0.28-2ubuntu0.1
- Ubuntu 15.10:
-
dosfstools
3.0.28-1ubuntu0.1
- Ubuntu 14.04 LTS:
-
dosfstools
3.0.26-1ubuntu0.1
- Ubuntu 12.04 LTS:
-
dosfstools
3.0.12-1ubuntu1.3
To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system update will make all the necessary changes.
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