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USN-4103-1: docker-credential-helpers vulnerability

19 August 2019

docker-credential-helpers could be made to crash or run programs as your login

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Releases

Packages

Details

Jasiel Spelman discovered that a double free existed in docker-credential-
helpers. A local attacker could use this to cause a denial of service
(crash) 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 19.04

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

References

Related notices

  • USN-4103-2: docker.io, vim-syntax-docker, golang-docker-dev, golang-github-docker-docker-dev, docker-doc
  • USN-4856-1: golang-github-docker-docker-credential-helpers-dev, golang-docker-credential-helpers, golang-github-docker-docker-credential-helpers

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Further reading