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USN-5713-1: Python vulnerability

3 November 2022

Python could be made to run programs if it received specially crafted socket connections.

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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

  • python3.10 - An interactive high-level object-oriented language

Details

Devin Jeanpierre discovered that Python incorrectly handled sockets when
the multiprocessing module was being used. A local attacker could possibly
use this issue to execute arbitrary code and escalate privileges.

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 22.10
Ubuntu 22.04

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

References

Related notices

  • USN-5888-1: python3.9-venv, libpython3.9, python3.9-doc, python3.9-dev, python3.9-examples, python3.9-minimal, python3.9-full, idle-python3.9, libpython3.9-dev, libpython3.9-testsuite, libpython3.9-stdlib, python3.9, libpython3.9-minimal