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USN-2986-1: dosfstools vulnerabilities

31 May 2016

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

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Releases

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.

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.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 16.04
Ubuntu 15.10
Ubuntu 14.04
Ubuntu 12.04

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

References

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Further reading