Your submission was sent successfully! Close

Thank you for contacting us. A member of our team will be in touch shortly. Close

You have successfully unsubscribed! Close

Thank you for signing up for our newsletter!
In these regular emails you will find the latest updates about Ubuntu and upcoming events where you can meet our team.Close

USN-4333-2: Python vulnerabilities

30 April 2020

Several security issues were fixed in Python.

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

Releases

Packages

  • python3.8 - Interactive high-level object-oriented language (version 3.8)

Details

USN-4333-1 fixed vulnerabilities in Python. This update provides
the corresponding update for Ubuntu 20.04 LTS.

Original advisory details:

It was discovered that Python incorrectly stripped certain characters from
requests. A remote attacker could use this issue to perform CRLF injection.
(CVE-2019-18348)

It was discovered that Python incorrectly handled certain HTTP requests.
An attacker could possibly use this issue to cause a denial of service.
(CVE-2020-8492)

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 20.04

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

References

Related notices

  • USN-4333-1: libpython3.6-stdlib, idle-python3.6, python3.7-venv, libpython3.6-dev, libpython3.4, libpython3.5-minimal, idle-python2.7, python2.7, python3.5-minimal, libpython3.7-stdlib, python3.6-venv, libpython3.4-dev, idle-python3.7, libpython3.6, python3.4-doc, python3.7-examples, python3.5-venv, python3.5, libpython2.7-stdlib, python3.5-dev, python3.6-minimal, python3.5-examples, python3.7-minimal, libpython3.4-testsuite, python2.7-dev, libpython3.5-testsuite, libpython3.5-dev, python3.6-dev, python3.7, python2.7-doc, idle-python3.5, python2.7-examples, python3.4-examples, libpython3.6-minimal, libpython3.6-testsuite, libpython2.7, python2.7-minimal, libpython3.7, libpython2.7-dev, libpython3.7-minimal, python3.7-doc, libpython3.4-minimal, python3.4, libpython3.7-testsuite, python3.4-dev, python3.6-examples, python3.5-doc, python3.4-minimal, python3.4-venv, idle-python3.4, python3.6-doc, python3.7-dev, libpython3.4-stdlib, libpython3.5, libpython3.7-dev, libpython2.7-minimal, libpython2.7-testsuite, python3.6, libpython3.5-stdlib
  • USN-6891-1: python3.10-examples, python3.11-minimal, idle-python3.7, libpython3.6, python3.11-nopie, python3.5, python3.5-dev, python3.7-minimal, libpython3.10-minimal, python3.6-dev, libpython3.10-testsuite, python3.11-venv, idle-python3.5, python3.9-minimal, libpython3.9-stdlib, python3.9-doc, python3.10, python3.10-venv, libpython3.11-dev, libpython3.5, libpython3.11-testsuite, libpython3.10-stdlib, python3.8-doc, libpython3.9-testsuite, idle-python3.6, python3.8, python3.12-doc, libpython3.5-minimal, python3.12-nopie, libpython3.9-minimal, python3.7-examples, libpython3.12-stdlib, python3.10-nopie, python3.12-examples, python3.11-full, python3.10-minimal, python3.12-dev, python3.8-venv, python3.12-venv, libpython3.12-minimal, libpython3.8-minimal, libpython3.7-testsuite, libpython3.8-testsuite, python3.9-full, python3.7-dev, python3.8-examples, python3.9-dev, python3.7-venv, idle-python3.9, libpython3.9, python3.5-minimal, python3.10-doc, python3.5-venv, python3.9-venv, python3.5-examples, python3.12-full, python3.10-full, idle-python3.8, python3.10-dev, libpython3.10-dev, python3.7, python3.11-dev, libpython3.6-testsuite, libpython3.8-dev, python3.11-doc, python3.11, libpython3.7-minimal, python3.11-examples, python3.7-doc, python3.8-full, python3.5-doc, python3.12, python3.6-doc, libpython3.8-stdlib, idle-python3.10, python3.6, libpython3.5-stdlib, libpython3.12, python3.8-minimal, libpython3.6-stdlib, python3.8-dev, libpython3.6-dev, python3.6-venv, libpython3.7-stdlib, idle-python3.11, libpython3.11-stdlib, libpython3.10, python3.6-minimal, libpython3.5-testsuite, idle-python3.12, libpython3.5-dev, libpython3.12-dev, libpython3.6-minimal, libpython3.9-dev, libpython3.7, python3.9-examples, libpython3.12-testsuite, python3.12-minimal, libpython3.11, libpython3.8, python3.9, python3.6-examples, libpython3.11-minimal, libpython3.7-dev
  • USN-4754-3: python3.7-venv, python3.8, python3.8-dev, idle-python2.7, python2.7, libpython3.7-stdlib, idle-python3.7, python3.7-examples, libpython2.7-stdlib, python3.7-minimal, python2.7-dev, idle-python3.8, python3.7, python3.8-venv, python2.7-doc, python2.7-examples, libpython3.8-dev, python2.7-minimal, libpython2.7, libpython3.7, libpython3.8-minimal, libpython2.7-dev, libpython3.7-minimal, libpython3.8, python3.7-doc, libpython3.7-testsuite, libpython3.8-testsuite, python3.7-dev, python3.8-examples, libpython3.7-dev, libpython3.8-stdlib, libpython2.7-minimal, libpython2.7-testsuite, python3.8-minimal
  • USN-5200-1: python3.7-venv, python3.8, python3.8-dev, libpython3.7-stdlib, idle-python3.7, python3.7-examples, python3.7-minimal, idle-python3.8, python3.7, python3.8-venv, libpython3.8-dev, libpython3.7, libpython3.8-minimal, libpython3.7-minimal, libpython3.8, python3.7-doc, libpython3.7-testsuite, libpython3.8-testsuite, python3.7-dev, python3.8-examples, libpython3.7-dev, libpython3.8-stdlib, python3.8-minimal

Join the discussion

Need help with your security needs?

Ubuntu Pro provides up to ten-year security coverage for over 23,000 open-source packages within the Ubuntu Main and Universe repositories.

Talk to an expert to find out what would work best for you

Further reading