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=====================================================================
                   Red Hat Security Advisory

Synopsis:          Moderate: Red Hat Software Collections security update
Advisory ID:       RHSA-2022:1664-01
Product:           Red Hat Software Collections
Advisory URL:      https://access.redhat.com/errata/RHSA-2022:1664
Issue date:        2022-05-02
CVE Names:         CVE-2021-43818 
=====================================================================

1. Summary:

An update for rh-python38-python, rh-python38-python-lxml, and
rh-python38-python-pip is now available for Red Hat Software Collections.

Red Hat Product Security has rated this update as having a security impact
of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which
gives a detailed severity rating, is available for each vulnerability from
the CVE link(s) in the References section.

2. Relevant releases/architectures:

Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) - noarch, ppc64le, s390x, x86_64
Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) - noarch, x86_64

3. Description:

lxml is an XML processing library providing access to libxml2 and libxslt
libraries using the Python ElementTree API.

Security Fix(es):

* python-lxml: HTML Cleaner allows crafted and SVG embedded scripts to pass
through (CVE-2021-43818)

For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
page(s) listed in the References section.

4. Solution:

For details on how to apply this update, which includes the changes
described in this advisory, refer to:

https://access.redhat.com/articles/11258

5. Bugs fixed (https://bugzilla.redhat.com/):

2032569 - CVE-2021-43818 python-lxml: HTML Cleaner allows crafted and SVG embedded scripts to pass through
2064443 - SCL Python 3.8: pip contains bundled pre-built exe files in site-packages/pip/_vendor/distlib/ [rhscl-3.8.z]
2068592 - Rebase the python3.8 interpreter to version 3.8.13 [rhscl-3.8.z]

6. Package List:

Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7):

Source:
rh-python38-python-3.8.13-1.el7.src.rpm
rh-python38-python-lxml-4.4.1-8.el7.src.rpm
rh-python38-python-pip-19.3.1-3.el7.src.rpm

noarch:
rh-python38-python-pip-19.3.1-3.el7.noarch.rpm
rh-python38-python-pip-wheel-19.3.1-3.el7.noarch.rpm
rh-python38-python-rpm-macros-3.8.13-1.el7.noarch.rpm
rh-python38-python-srpm-macros-3.8.13-1.el7.noarch.rpm

ppc64le:
rh-python38-python-3.8.13-1.el7.ppc64le.rpm
rh-python38-python-debug-3.8.13-1.el7.ppc64le.rpm
rh-python38-python-debuginfo-3.8.13-1.el7.ppc64le.rpm
rh-python38-python-devel-3.8.13-1.el7.ppc64le.rpm
rh-python38-python-idle-3.8.13-1.el7.ppc64le.rpm
rh-python38-python-libs-3.8.13-1.el7.ppc64le.rpm
rh-python38-python-lxml-4.4.1-8.el7.ppc64le.rpm
rh-python38-python-lxml-debuginfo-4.4.1-8.el7.ppc64le.rpm
rh-python38-python-test-3.8.13-1.el7.ppc64le.rpm
rh-python38-python-tkinter-3.8.13-1.el7.ppc64le.rpm

s390x:
rh-python38-python-3.8.13-1.el7.s390x.rpm
rh-python38-python-debug-3.8.13-1.el7.s390x.rpm
rh-python38-python-debuginfo-3.8.13-1.el7.s390x.rpm
rh-python38-python-devel-3.8.13-1.el7.s390x.rpm
rh-python38-python-idle-3.8.13-1.el7.s390x.rpm
rh-python38-python-libs-3.8.13-1.el7.s390x.rpm
rh-python38-python-lxml-4.4.1-8.el7.s390x.rpm
rh-python38-python-lxml-debuginfo-4.4.1-8.el7.s390x.rpm
rh-python38-python-test-3.8.13-1.el7.s390x.rpm
rh-python38-python-tkinter-3.8.13-1.el7.s390x.rpm

x86_64:
rh-python38-python-3.8.13-1.el7.x86_64.rpm
rh-python38-python-debug-3.8.13-1.el7.x86_64.rpm
rh-python38-python-debuginfo-3.8.13-1.el7.x86_64.rpm
rh-python38-python-devel-3.8.13-1.el7.x86_64.rpm
rh-python38-python-idle-3.8.13-1.el7.x86_64.rpm
rh-python38-python-libs-3.8.13-1.el7.x86_64.rpm
rh-python38-python-lxml-4.4.1-8.el7.x86_64.rpm
rh-python38-python-lxml-debuginfo-4.4.1-8.el7.x86_64.rpm
rh-python38-python-test-3.8.13-1.el7.x86_64.rpm
rh-python38-python-tkinter-3.8.13-1.el7.x86_64.rpm

Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7):

Source:
rh-python38-python-3.8.13-1.el7.src.rpm
rh-python38-python-lxml-4.4.1-8.el7.src.rpm
rh-python38-python-pip-19.3.1-3.el7.src.rpm

noarch:
rh-python38-python-pip-19.3.1-3.el7.noarch.rpm
rh-python38-python-pip-wheel-19.3.1-3.el7.noarch.rpm
rh-python38-python-rpm-macros-3.8.13-1.el7.noarch.rpm
rh-python38-python-srpm-macros-3.8.13-1.el7.noarch.rpm

x86_64:
rh-python38-python-3.8.13-1.el7.x86_64.rpm
rh-python38-python-debug-3.8.13-1.el7.x86_64.rpm
rh-python38-python-debuginfo-3.8.13-1.el7.x86_64.rpm
rh-python38-python-devel-3.8.13-1.el7.x86_64.rpm
rh-python38-python-idle-3.8.13-1.el7.x86_64.rpm
rh-python38-python-libs-3.8.13-1.el7.x86_64.rpm
rh-python38-python-lxml-4.4.1-8.el7.x86_64.rpm
rh-python38-python-lxml-debuginfo-4.4.1-8.el7.x86_64.rpm
rh-python38-python-test-3.8.13-1.el7.x86_64.rpm
rh-python38-python-tkinter-3.8.13-1.el7.x86_64.rpm

These packages are GPG signed by Red Hat for security.  Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. References:

https://access.redhat.com/security/cve/CVE-2021-43818
https://access.redhat.com/security/updates/classification/#moderate

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2022 Red Hat, Inc.
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