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OpenAdvisories
Medium USN-4961-2 1 CVE

python-pip vulnerability

Published May 19, 2022 · Updated Jun 29, 2026

Ecosystem: Ubuntu

Summary

USN-4961-1 fixed a vulnerability in pip. This update provides the
corresponding updates for Ubuntu 14.04 ESM, Ubuntu 16.04 ESM and
Ubuntu 18.04 ESM.

Original advisory details:

It was discovered that pip incorrectly handled unicode separators in git
references. A remote attacker could possibly use this issue to install a
different revision on a repository.

Fixed packages 3

ReleasePackageFixed in
Ubuntu · Pro 14.04 LTS Pro:14.04:LTS python-pip 1.5.4-1ubuntu4+esm1
Ubuntu · Pro 16.04 LTS Pro:16.04:LTS python-pip 8.1.1-2ubuntu0.6+esm2
Ubuntu · Pro 18.04 LTS Pro:18.04:LTS python-pip 9.0.1-2.3~ubuntu1.18.04.5+esm2

Vulnerabilities 1

  • Medium 5.7
    CVE-2021-3572 Public exploit

    Improper Input Validation in pip

    A flaw was found in python-pip in the way it handled Unicode separators in git references. A remote attacker could possibly use this issue to install a different revision on a repository. The highest threat from this vulnerability is to data integrity. This i…

    python-pip pip python-pip python-IPy Debian Ubuntu Azure Linux PyPI

References

  • report
    https://ubuntu.com/security/CVE-2021-3572