USN-5519-1: Python vulnerability

Releases

• Ubuntu 22.04 LTS
• Ubuntu 21.10
• Ubuntu 20.04 LTS
• Ubuntu 18.04 ESM
• Ubuntu 16.04 ESM
• Ubuntu 14.04 ESM

Packages

• python2.7 - An interactive high-level object-oriented language
• python3.10 - Interactive high-level object-oriented language (version 3.10)
• python3.4 - An interactive high-level object-oriented language
• python3.5 - An interactive high-level object-oriented language
• python3.6 - An interactive high-level object-oriented language
• python3.8 - An interactive high-level object-oriented language
• python3.9 - Interactive high-level object-oriented language (version 3.9)

Details

It was discovered that Python incorrectly handled certain inputs.
An attacker could possibly use this issue to execute arbitrary code.

Update instructions

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

Ubuntu 22.04

• python3.10 - 3.10.4-3ubuntu0.1
• python2.7 - 2.7.18-13ubuntu1.1
• python3.10-minimal - 3.10.4-3ubuntu0.1
• python2.7-minimal - 2.7.18-13ubuntu1.1

Ubuntu 21.10

• python3.9-minimal - 3.9.7-2ubuntu0.1
• python2.7 - 2.7.18-8ubuntu0.2
• python3.9 - 3.9.7-2ubuntu0.1
• python2.7-minimal - 2.7.18-8ubuntu0.2

Ubuntu 20.04

• python2.7 - 2.7.18-1~20.04.3
• python3.8 - 3.8.10-0ubuntu1~20.04.5
• python3.8-minimal - 3.8.10-0ubuntu1~20.04.5
• python2.7-minimal - 2.7.18-1~20.04.3

Ubuntu 18.04

• python2.7 - 2.7.17-1~18.04ubuntu1.8
• python3.6-minimal - 3.6.9-1~18.04ubuntu1.8
• python3.6 - 3.6.9-1~18.04ubuntu1.8
• python2.7-minimal - 2.7.17-1~18.04ubuntu1.8

Ubuntu 16.04

• python2.7 - 2.7.12-1ubuntu0~16.04.18+esm2
  Available with Ubuntu Pro
• python3.5 - 3.5.2-2ubuntu0~16.04.13+esm3
  Available with Ubuntu Pro
• python2.7-minimal - 2.7.12-1ubuntu0~16.04.18+esm2
  Available with Ubuntu Pro
• python3.5-minimal - 3.5.2-2ubuntu0~16.04.13+esm3
  Available with Ubuntu Pro

Ubuntu 14.04

• python3.4-minimal - 3.4.3-1ubuntu1~14.04.7+esm13
  Available with Ubuntu Pro
• python2.7 - 2.7.6-8ubuntu0.6+esm11
  Available with Ubuntu Pro
• python3.4 - 3.4.3-1ubuntu1~14.04.7+esm13
  Available with Ubuntu Pro
• python2.7-minimal - 2.7.6-8ubuntu0.6+esm11
  Available with Ubuntu Pro

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

References

• CVE-2015-20107

Related notices

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