QID 240302

Date Published: 2022-05-11

QID 240302: Red Hat Update for python27:2.7 (RHSA-2022:1821)

python is an interpreted, interactive, object-oriented programming language that supports modules, classes, exceptions, high-level dynamic data types, and dynamic typing.
The python27 packages provide a stable release of python 2.7 with a number of additional utilities and database connectors for mysql and postgresql.

Security Fix(es):
  • python: urllib: regular expression dos in abstractbasicauthhandler (cve-2021-3733)
  • python: ftplib should not use the host from the pasv response (cve-2021-4189)
  • python-lxml: html cleaner allows crafted and svg embedded scripts to pass through (cve-2021-43818)
  • python: urllib.parse does not sanitize urls containing ascii newline and tabs (cve-2022-0391)
  • python: urllib: http client possible infinite loop on a 100 continue response (cve-2021-3737)

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  • Red Hat enterprise linux for x86_64 8 x86_64
  • Red Hat enterprise linux for ibm z systems 8 s390x
  • Red Hat enterprise linux for power, little endian 8 ppc64le
  • Red Hat enterprise linux for arm 64 8 aarch64



Note: The preceding description block is extracted directly from the security advisory. Using automation, we have attempted to clean and format it as much as possible without introducing additional issues.

Successful exploitation of this vulnerability could lead to a security breach or could affect integrity, availability, and confidentiality.

  • CVSS V3 rated as High - 7.5 severity.
  • CVSS V2 rated as High - 6.8 severity.
    • Solution
    Refer to Red Hat security advisory RHSA-2022:1821 for updates and patch information.
    Vendor References

    CVEs related to QID 240302

    CVE-2021-3733 | CVE-2021-3737 | CVE-2021-4189 | CVE-2021-43818 | CVE-2022-0391 |
    Software Advisories
    Advisory ID Software Component Link
    RHSA-2022:1821 Red Hat Enterprise Linux URL Logo access.redhat.com/errata/RHSA-2022:1821
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