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USN-3605-1: Sharutils vulnerability

22 March 2018

Sharutils could be made to execute arbitrary code if it opened a specially crafted file.

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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.

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Releases

Packages

  • sharutils - shar, unshar, uuencode, uudecode

Details

It was discovered that Sharutils incorrectly handled certain files. An attacker
could possibly use this to 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 17.10
Ubuntu 16.04
Ubuntu 14.04

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

References