[Snyk] Security upgrade ubuntu from 16.04 to xenial-20201014

[cha3ban]

This PR was automatically created by Snyk using the credentials of a real user.


Snyk has created this PR to fix 5 vulnerabilities in the dockerfile dependencies of this project.

Keeping your Docker base image up-to-date means you’ll benefit from security fixes in the latest version of your chosen image.

Snyk changed the following file(s):

• clang/tools/clang-fuzzer/Dockerfile

We recommend upgrading to ubuntu:xenial-20201014, as this image has only 91 known vulnerabilities. To do this, merge this pull request, then verify your application still works as expected.

Vulnerabilities that will be fixed with an upgrade:

	Issue	Score
	Directory Traversal SNYK-UBUNTU1604-DPKG-2848000	264
	Security Features SNYK-UBUNTU1604-APPARMOR-277329	263
	Out-of-bounds Write SNYK-UBUNTU1604-LZ4-1298099	263
	Out-of-bounds Write SNYK-UBUNTU1604-ZLIB-2975639	263
	Improper Input Validation SNYK-UBUNTU1604-GZIP-2442559	253

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Important

• Check the changes in this PR to ensure they won't cause issues with your project.
• Max score is 1000. Note that the real score may have changed since the PR was raised.
• This PR was automatically created by Snyk using the credentials of a real user.

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Learn how to fix vulnerabilities with free interactive lessons:

🦉 Directory Traversal
🦉 Improper Input Validation