RHSA-2022:1663MediumCVSS 6.5

Red Hat Security Advisory: python27-python and python27-python-pip security update

Published
May 2, 2022
Last Modified
October 14, 2026

🔗 CVE IDs covered (4)

CVE-2021-4189 →CVE-2022-0391 →CVE-2021-3733 →CVE-2021-3737 →

📋 Description

CVE-2021-3733 — python: urllib: Regular expression DoS in AbstractBasicAuthHandler CVE-2021-3737 — python: urllib: HTTP client possible infinite loop on a 100 Continue response CVE-2021-4189 — python: ftplib should not use the host from the PASV response CVE-2022-0391 — python: urllib.parse does not sanitize URLs containing ASCII newline and tabs

🎯 Affected products40

  • Red Hat Software Collections for RHEL Workstation(v. 7)
  • Red Hat Software Collections for RHEL(v. 7)
  • python27-python-0:2.7.18-4.el7.ppc64le as a component of Red Hat Software Collections for RHEL Workstation(v. 7)
  • python27-python-0:2.7.18-4.el7.s390x as a component of Red Hat Software Collections for RHEL Workstation(v. 7)
  • python27-python-0:2.7.18-4.el7.src as a component of Red Hat Software Collections for RHEL Workstation(v. 7)
  • python27-python-0:2.7.18-4.el7.src as a component of Red Hat Software Collections for RHEL(v. 7)
  • python27-python-0:2.7.18-4.el7.x86_64 as a component of Red Hat Software Collections for RHEL Workstation(v. 7)
  • python27-python-0:2.7.18-4.el7.x86_64 as a component of Red Hat Software Collections for RHEL(v. 7)
  • python27-python-debug-0:2.7.18-4.el7.ppc64le as a component of Red Hat Software Collections for RHEL Workstation(v. 7)
  • python27-python-debug-0:2.7.18-4.el7.s390x as a component of Red Hat Software Collections for RHEL Workstation(v. 7)
  • python27-python-debug-0:2.7.18-4.el7.x86_64 as a component of Red Hat Software Collections for RHEL Workstation(v. 7)
  • python27-python-debug-0:2.7.18-4.el7.x86_64 as a component of Red Hat Software Collections for RHEL(v. 7)
  • python27-python-debuginfo-0:2.7.18-4.el7.ppc64le as a component of Red Hat Software Collections for RHEL Workstation(v. 7)
  • python27-python-debuginfo-0:2.7.18-4.el7.s390x as a component of Red Hat Software Collections for RHEL Workstation(v. 7)
  • python27-python-debuginfo-0:2.7.18-4.el7.x86_64 as a component of Red Hat Software Collections for RHEL Workstation(v. 7)
  • python27-python-debuginfo-0:2.7.18-4.el7.x86_64 as a component of Red Hat Software Collections for RHEL(v. 7)
  • python27-python-devel-0:2.7.18-4.el7.ppc64le as a component of Red Hat Software Collections for RHEL Workstation(v. 7)
  • python27-python-devel-0:2.7.18-4.el7.s390x as a component of Red Hat Software Collections for RHEL Workstation(v. 7)
  • python27-python-devel-0:2.7.18-4.el7.x86_64 as a component of Red Hat Software Collections for RHEL Workstation(v. 7)
  • python27-python-devel-0:2.7.18-4.el7.x86_64 as a component of Red Hat Software Collections for RHEL(v. 7)
  • python27-python-libs-0:2.7.18-4.el7.ppc64le as a component of Red Hat Software Collections for RHEL Workstation(v. 7)
  • python27-python-libs-0:2.7.18-4.el7.s390x as a component of Red Hat Software Collections for RHEL Workstation(v. 7)
  • python27-python-libs-0:2.7.18-4.el7.x86_64 as a component of Red Hat Software Collections for RHEL Workstation(v. 7)
  • python27-python-libs-0:2.7.18-4.el7.x86_64 as a component of Red Hat Software Collections for RHEL(v. 7)
  • python27-python-pip-0:8.1.2-7.el7.noarch as a component of Red Hat Software Collections for RHEL Workstation(v. 7)
  • python27-python-pip-0:8.1.2-7.el7.noarch as a component of Red Hat Software Collections for RHEL(v. 7)
  • python27-python-pip-0:8.1.2-7.el7.src as a component of Red Hat Software Collections for RHEL Workstation(v. 7)
  • python27-python-pip-0:8.1.2-7.el7.src as a component of Red Hat Software Collections for RHEL(v. 7)
  • python27-python-test-0:2.7.18-4.el7.ppc64le as a component of Red Hat Software Collections for RHEL Workstation(v. 7)
  • python27-python-test-0:2.7.18-4.el7.s390x as a component of Red Hat Software Collections for RHEL Workstation(v. 7)
  • +10 more not shown

✅ Remediation

For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Workaround: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

🔗 References (8)