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USN-4151-2: Python vulnerabilities

10 October 2019

Several security issues were fixed in Python.

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Releases

Packages

  • python2.7 - An interactive high-level object-oriented language
  • python3.4 - An interactive high-level object-oriented language

Details

USN-4151-1 fixed several vulnerabilities in Python. This update provides
the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM.

Original advisory details:

It was discovered that Python incorrectly parsed certain email addresses. A
remote attacker could possibly use this issue to trick Python applications
into accepting email addresses that should be denied. (CVE-2019-16056)

It was discovered that the Python documentation XML-RPC server incorrectly
handled certain fields. A remote attacker could use this issue to execute a
cross-site scripting (XSS) attack. (CVE-2019-16935)

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.

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Update instructions

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

Ubuntu 14.04
Ubuntu 12.04

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

Related notices

  • USN-4151-1: libpython3.5-testsuite, libpython2.7-dev, python3.5-doc, python3.5-minimal, libpython3.6-dev, python3.6-minimal, python3.5-venv, libpython3.5, libpython3.6-minimal, idle-python3.6, libpython3.6-testsuite, libpython2.7, libpython3.7-dev, libpython3.7-minimal, libpython3.7-testsuite, python3.7-dev, python3.6-doc, python3.7-doc, libpython3.5-stdlib, python2.7-dev, python3.7, libpython3.7, python2.7-doc, python3.5-examples, libpython2.7-stdlib, python3.6-dev, python2.7-minimal, python3.5, libpython3.5-dev, python2.7-examples, python3.6-venv, python3.5-dev, python3.6-examples, python3.7-minimal, libpython3.7-stdlib, python2.7, libpython2.7-testsuite, libpython2.7-minimal, python3.6, idle-python3.5, libpython3.6, libpython3.6-stdlib, python3.7-venv, libpython3.5-minimal, idle-python2.7, idle-python3.7, python3.7-examples