USN-3863-2: APT vulnerability

22 January 2019

An attacker could trick APT into installing altered packages.

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Releases

Packages

  • apt - Advanced front-end for dpkg

Details

USN-3863-1 fixed a vulnerability in APT. This update provides
the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

Max Justicz discovered that APT incorrectly handled certain parameters
during redirects. If a remote attacker were able to perform a
machine-in-the-middle attack, this flaw could potentially be used to install
altered packages.

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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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Update instructions

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

Ubuntu 12.04

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

References

Related notices

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Further reading