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Red Hat Security Advisory

Synopsis:          Moderate: python3.9 security, bug fix, and enhancement update
Advisory ID:       RHSA-2022:8353-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2022:8353
Issue date:        2022-11-15
CVE Names:         CVE-2015-20107 CVE-2021-28861
====================================================================
1. Summary:

An update for python3.9 is now available for Red Hat Enterprise Linux 9.

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 CodeReady Linux Builder (v. 9) - aarch64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux AppStream (v. 9) - aarch64, noarch, ppc64le, s390x, x86_64
Red Hat Enterprise Linux BaseOS (v. 9) - aarch64, ppc64le, s390x, x86_64

3. Description:

Python is an interpreted, interactive, object-oriented programming
language, which includes modules, classes, exceptions, very high level
dynamic data types and dynamic typing. Python supports interfaces to many
system calls and libraries, as well as to various windowing systems.

The following packages have been upgraded to a later upstream version:
python3.9 (3.9.14). (BZ#2128249)

Security Fix(es):

* python: mailcap: findmatch() function does not sanitize the second
argument (CVE-2015-20107)

* python: open redirection vulnerability in lib/http/server.py may lead to
information disclosure (CVE-2021-28861)

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.

Additional Changes:

For detailed information on changes in this release, see the Red Hat
Enterprise Linux 9.1 Release Notes linked from 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/):

2054702 - hashlib.algorithms_available lists algorithms that are not available
2059951 - Please backport testsuite fix into python in RHEL 9
2075390 - CVE-2015-20107 python: mailcap: findmatch() function does not sanitize the second argument
2120642 - CVE-2021-28861 python: open redirection vulnerability in lib/http/server.py may lead to information disclosure
2128249 - Autobind of empty unix socket on Linux broken since python 3.9 [rhel-9.1.0]

6. Package List:

Red Hat Enterprise Linux AppStream (v. 9):

aarch64:
python3-devel-3.9.14-1.el9.aarch64.rpm
python3-tkinter-3.9.14-1.el9.aarch64.rpm
python3.9-debuginfo-3.9.14-1.el9.aarch64.rpm
python3.9-debugsource-3.9.14-1.el9.aarch64.rpm

noarch:
python-unversioned-command-3.9.14-1.el9.noarch.rpm

ppc64le:
python3-devel-3.9.14-1.el9.ppc64le.rpm
python3-tkinter-3.9.14-1.el9.ppc64le.rpm
python3.9-debuginfo-3.9.14-1.el9.ppc64le.rpm
python3.9-debugsource-3.9.14-1.el9.ppc64le.rpm

s390x:
python3-devel-3.9.14-1.el9.s390x.rpm
python3-tkinter-3.9.14-1.el9.s390x.rpm
python3.9-debuginfo-3.9.14-1.el9.s390x.rpm
python3.9-debugsource-3.9.14-1.el9.s390x.rpm

x86_64:
python3-devel-3.9.14-1.el9.i686.rpm
python3-devel-3.9.14-1.el9.x86_64.rpm
python3-tkinter-3.9.14-1.el9.x86_64.rpm
python3.9-debuginfo-3.9.14-1.el9.i686.rpm
python3.9-debuginfo-3.9.14-1.el9.x86_64.rpm
python3.9-debugsource-3.9.14-1.el9.i686.rpm
python3.9-debugsource-3.9.14-1.el9.x86_64.rpm

Red Hat Enterprise Linux BaseOS (v. 9):

Source:
python3.9-3.9.14-1.el9.src.rpm

aarch64:
python3-3.9.14-1.el9.aarch64.rpm
python3-libs-3.9.14-1.el9.aarch64.rpm
python3.9-debuginfo-3.9.14-1.el9.aarch64.rpm
python3.9-debugsource-3.9.14-1.el9.aarch64.rpm

ppc64le:
python3-3.9.14-1.el9.ppc64le.rpm
python3-libs-3.9.14-1.el9.ppc64le.rpm
python3.9-debuginfo-3.9.14-1.el9.ppc64le.rpm
python3.9-debugsource-3.9.14-1.el9.ppc64le.rpm

s390x:
python3-3.9.14-1.el9.s390x.rpm
python3-libs-3.9.14-1.el9.s390x.rpm
python3.9-debuginfo-3.9.14-1.el9.s390x.rpm
python3.9-debugsource-3.9.14-1.el9.s390x.rpm

x86_64:
python3-3.9.14-1.el9.x86_64.rpm
python3-libs-3.9.14-1.el9.i686.rpm
python3-libs-3.9.14-1.el9.x86_64.rpm
python3.9-debuginfo-3.9.14-1.el9.i686.rpm
python3.9-debuginfo-3.9.14-1.el9.x86_64.rpm
python3.9-debugsource-3.9.14-1.el9.i686.rpm
python3.9-debugsource-3.9.14-1.el9.x86_64.rpm

Red Hat CodeReady Linux Builder (v. 9):

aarch64:
python3-debug-3.9.14-1.el9.aarch64.rpm
python3-idle-3.9.14-1.el9.aarch64.rpm
python3-test-3.9.14-1.el9.aarch64.rpm
python3.9-debuginfo-3.9.14-1.el9.aarch64.rpm
python3.9-debugsource-3.9.14-1.el9.aarch64.rpm

ppc64le:
python3-debug-3.9.14-1.el9.ppc64le.rpm
python3-idle-3.9.14-1.el9.ppc64le.rpm
python3-test-3.9.14-1.el9.ppc64le.rpm
python3.9-debuginfo-3.9.14-1.el9.ppc64le.rpm
python3.9-debugsource-3.9.14-1.el9.ppc64le.rpm

s390x:
python3-debug-3.9.14-1.el9.s390x.rpm
python3-idle-3.9.14-1.el9.s390x.rpm
python3-test-3.9.14-1.el9.s390x.rpm
python3.9-debuginfo-3.9.14-1.el9.s390x.rpm
python3.9-debugsource-3.9.14-1.el9.s390x.rpm

x86_64:
python3-3.9.14-1.el9.i686.rpm
python3-debug-3.9.14-1.el9.i686.rpm
python3-debug-3.9.14-1.el9.x86_64.rpm
python3-idle-3.9.14-1.el9.i686.rpm
python3-idle-3.9.14-1.el9.x86_64.rpm
python3-test-3.9.14-1.el9.i686.rpm
python3-test-3.9.14-1.el9.x86_64.rpm
python3-tkinter-3.9.14-1.el9.i686.rpm
python3.9-debuginfo-3.9.14-1.el9.i686.rpm
python3.9-debuginfo-3.9.14-1.el9.x86_64.rpm
python3.9-debugsource-3.9.14-1.el9.i686.rpm
python3.9-debugsource-3.9.14-1.el9.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-2015-20107
https://access.redhat.com/security/cve/CVE-2021-28861
https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/9/html/9.1_release_notes/index

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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