RHSA-2022:1764MediumCVSS 8.8

Red Hat Security Advisory: python38:3.8 and python38-devel:3.8 security update

Published
May 10, 2022
Last Modified
August 6, 2026

🔗 CVE IDs covered (4)

CVE-2021-3733 →CVE-2021-3737 →CVE-2021-43818 →CVE-2022-0391 →

📋 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-2021-43818 — python-lxml: HTML Cleaner allows crafted and SVG embedded scripts to pass through CVE-2022-0391 — python: urllib.parse does not sanitize URLs containing ASCII newline and tabs

🎯 Affected products200

  • Red Hat Enterprise Linux AppStream (v. 8)
  • Red Hat Enterprise Linux CRB (v. 8)
  • Cython-0:0.29.14-4.module+el8.4.0+8888+89bc7e79.src (python38:3.8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • Cython-debugsource-0:0.29.14-4.module+el8.4.0+8888+89bc7e79.aarch64 (python38:3.8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • Cython-debugsource-0:0.29.14-4.module+el8.4.0+8888+89bc7e79.ppc64le (python38:3.8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • Cython-debugsource-0:0.29.14-4.module+el8.4.0+8888+89bc7e79.s390x (python38:3.8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • Cython-debugsource-0:0.29.14-4.module+el8.4.0+8888+89bc7e79.x86_64 (python38:3.8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • PyYAML-0:5.4.1-1.module+el8.5.0+10721+14d8e0d5.src (python38:3.8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • PyYAML-debugsource-0:5.4.1-1.module+el8.5.0+10721+14d8e0d5.aarch64 (python38:3.8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • PyYAML-debugsource-0:5.4.1-1.module+el8.5.0+10721+14d8e0d5.ppc64le (python38:3.8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • PyYAML-debugsource-0:5.4.1-1.module+el8.5.0+10721+14d8e0d5.s390x (python38:3.8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • PyYAML-debugsource-0:5.4.1-1.module+el8.5.0+10721+14d8e0d5.x86_64 (python38:3.8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • babel-0:2.7.0-11.module+el8.5.0+11015+9c1c7c42.src (python38:3.8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • mod_wsgi-0:4.6.8-3.module+el8.4.0+8888+89bc7e79.src (python38:3.8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • numpy-0:1.17.3-6.module+el8.5.0+12205+a865257a.src (python38:3.8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • numpy-debugsource-0:1.17.3-6.module+el8.5.0+12205+a865257a.aarch64 (python38:3.8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • numpy-debugsource-0:1.17.3-6.module+el8.5.0+12205+a865257a.ppc64le (python38:3.8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • numpy-debugsource-0:1.17.3-6.module+el8.5.0+12205+a865257a.s390x (python38:3.8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • numpy-debugsource-0:1.17.3-6.module+el8.5.0+12205+a865257a.x86_64 (python38:3.8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • pytest-0:4.6.6-3.module+el8.4.0+8888+89bc7e79.src (python38-devel:3.8) as a component of Red Hat Enterprise Linux CRB (v. 8)
  • python-PyMySQL-0:0.10.1-1.module+el8.4.0+9692+8e86ab84.src (python38:3.8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • python-asn1crypto-0:1.2.0-3.module+el8.4.0+8888+89bc7e79.src (python38:3.8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • python-atomicwrites-0:1.3.0-8.module+el8.4.0+8888+89bc7e79.src (python38-devel:3.8) as a component of Red Hat Enterprise Linux CRB (v. 8)
  • python-attrs-0:19.3.0-3.module+el8.4.0+8888+89bc7e79.src (python38-devel:3.8) as a component of Red Hat Enterprise Linux CRB (v. 8)
  • python-cffi-0:1.13.2-3.module+el8.4.0+8888+89bc7e79.src (python38:3.8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • python-cffi-debugsource-0:1.13.2-3.module+el8.4.0+8888+89bc7e79.aarch64 (python38:3.8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • python-cffi-debugsource-0:1.13.2-3.module+el8.4.0+8888+89bc7e79.ppc64le (python38:3.8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • python-cffi-debugsource-0:1.13.2-3.module+el8.4.0+8888+89bc7e79.s390x (python38:3.8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • python-cffi-debugsource-0:1.13.2-3.module+el8.4.0+8888+89bc7e79.x86_64 (python38:3.8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • python-chardet-0:3.0.4-19.module+el8.4.0+8888+89bc7e79.src (python38:3.8) as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • +170 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 do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability. 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 (10)