RHSA-2023:6793 - Security Advisory

Topic

An update for rh-python38-python is now available for Red Hat Software Collections.

Red Hat Product Security has rated this update as having a security impact of Important. 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.

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: rh-python38-python (3.8.18), rh-python38-python-cryptography (2.8), rh-python38-python-pip (19.3.1), rh-python38-python-requests (2.22.0), rh-python38-python-setuptools (41.6.0), rh-python38-python-wheel (0.33.6).

Security Fix(es):

• python: urllib.parse url blocklisting bypass (CVE-2023-24329)
• python: TLS handshake bypass (CVE-2023-40217)
• python: tarfile module directory traversal (CVE-2007-4559)
• pypa-setuptools: Regular Expression Denial of Service (ReDoS) in package_index.py (CVE-2022-40897)
• python-wheel: remote attackers can cause denial of service via attacker controlled input to wheel cli (CVE-2022-40898)
• python: CPU denial of service via inefficient IDNA decoder (CVE-2022-45061)
• python-cryptography: memory corruption via immutable objects (CVE-2023-23931)
• python-requests: Unintended leak of Proxy-Authorization header (CVE-2023-32681)

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.

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

Affected Products

• Red Hat Software Collections (for RHEL Server) 1 for RHEL 7 x86_64
• Red Hat Software Collections (for RHEL Server for System Z) 1 for RHEL 7 s390x
• Red Hat Software Collections (for RHEL Server for IBM Power LE) 1 for RHEL 7 ppc64le
• Red Hat Software Collections (for RHEL Workstation) 1 for RHEL 7 x86_64

Fixes

• BZ - 263261 - CVE-2007-4559 python: tarfile module directory traversal
• BZ - 2144072 - CVE-2022-45061 python: CPU denial of service via inefficient IDNA decoder
• BZ - 2158559 - CVE-2022-40897 pypa-setuptools: Regular Expression Denial of Service (ReDoS) in package_index.py
• BZ - 2165864 - CVE-2022-40898 python-wheel: remote attackers can cause denial of service via attacker controlled input to wheel cli
• BZ - 2171817 - CVE-2023-23931 python-cryptography: memory corruption via immutable objects
• BZ - 2173917 - CVE-2023-24329 python: urllib.parse url blocklisting bypass
• BZ - 2209469 - CVE-2023-32681 python-requests: Unintended leak of Proxy-Authorization header
• BZ - 2235789 - CVE-2023-40217 python: TLS handshake bypass

CVEs

• CVE-2007-4559
• CVE-2022-40897
• CVE-2022-40898
• CVE-2022-45061
• CVE-2023-23931
• CVE-2023-24329
• CVE-2023-32681
• CVE-2023-40217

References

• https://access.redhat.com/security/updates/classification/#important