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USN-5821-2: wheel vulnerability

24 January 2023

wheel could be made to crash if it received specially crafted input.

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Releases

Packages

  • wheel - built-package format for Python

Details

USN-5821-1 fixed a vulnerability in wheel. This update provides
the corresponding update for Ubuntu 16.04 ESM.
Original advisory details:

Sebastian Chnelik discovered that wheel incorrectly handled
certain file names when validated against a regex expression.
An attacker could possibly use this issue to cause a
denial of service.

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

In general, a standard system update will make all the necessary changes.
If installed, python-pip and python3-pip will also need to be updated.

References

Related notices

  • USN-5821-1: python-wheel-common, python3-wheel, python3-wheel-whl, wheel, python-wheel
  • USN-5821-3: python3-pip, python-pip, python-pip-whl, python3-pip-whl