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USN-4333-2: Python vulnerabilities

30 April 2020

Several security issues were fixed in Python.

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)

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.

Related notices

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