USN-5821-3: pip regression

Releases

• Ubuntu 22.10
• Ubuntu 22.04 LTS
• Ubuntu 20.04 LTS
• Ubuntu 18.04 ESM
• Ubuntu 16.04 ESM
• Ubuntu 14.04 ESM

Packages

• python-pip - Python package installer

Details

USN-5821-1 fixed a vulnerability in wheel and pip. Unfortunately,
it was missing a commit to fix it properly in pip.

We apologize for the inconvenience.

Original advisory details:

Sebastian Chnelik discovered that wheel incorrectly handled
certain file names when validated against a regex expression.
An attacker could possibly use this issue to cause a
denial of service.

Update instructions

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

Ubuntu 22.10

• python3-pip-whl - 22.2+dfsg-1ubuntu0.2
• python3-pip - 22.2+dfsg-1ubuntu0.2

Ubuntu 22.04

• python3-pip-whl - 22.0.2+dfsg-1ubuntu0.2
• python3-pip - 22.0.2+dfsg-1ubuntu0.2

Ubuntu 20.04

• python-pip-whl - 20.0.2-5ubuntu1.8
• python3-pip - 20.0.2-5ubuntu1.8

Ubuntu 18.04

• python-pip - 9.0.1-2.3~ubuntu1.18.04.7
• python-pip-whl - 9.0.1-2.3~ubuntu1.18.04.7
• python3-pip - 9.0.1-2.3~ubuntu1.18.04.7

Ubuntu 16.04

• python-pip - 8.1.1-2ubuntu0.6+esm4
  Available with Ubuntu Pro
• python-pip-whl - 8.1.1-2ubuntu0.6+esm4
  Available with Ubuntu Pro
• python3-pip - 8.1.1-2ubuntu0.6+esm4
  Available with Ubuntu Pro

Ubuntu 14.04

• python-pip - 1.5.4-1ubuntu4+esm3
  Available with Ubuntu Pro
• python-pip-whl - 1.5.4-1ubuntu4+esm3
  Available with Ubuntu Pro
• python3-pip - 1.5.4-1ubuntu4+esm3
  Available with Ubuntu Pro

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

References

• CVE-2022-40898

Related notices

• USN-5821-1: python3-wheel-whl, python-wheel-common, wheel, python-wheel, python3-wheel
• USN-5821-2: wheel, python-wheel-common, python3-wheel, python-wheel