-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Moderate: python3 security update Advisory ID: RHSA-2021:1633-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2021:1633 Issue date: 2021-05-18 CVE Names: CVE-2020-26116 CVE-2020-27619 CVE-2021-3177 CVE-2021-23336 ==================================================================== 1. Summary: An update for python3 is now available for Red Hat Enterprise Linux 8. 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 Enterprise Linux AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux BaseOS (v. 8) - 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. Security Fix(es): * python: CRLF injection via HTTP request method in httplib/http.client (CVE-2020-26116) * python: Unsafe use of eval() on data retrieved via HTTP in the test suite (CVE-2020-27619) * python: Stack-based buffer overflow in PyCArg_repr in _ctypes/callproc.c (CVE-2021-3177) * python: Web cache poisoning via urllib.parse.parse_qsl and urllib.parse.parse_qs by using a semicolon in query parameters (CVE-2021-23336) 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 8.4 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/): 1868003 - python36: Support for alternative architectures' names in Python importlib 1883014 - CVE-2020-26116 python: CRLF injection via HTTP request method in httplib/http.client 1889886 - CVE-2020-27619 python: Unsafe use of eval() on data retrieved via HTTP in the test suite 1917691 - python3: pathfix.py does not support -a and -k options 1918168 - CVE-2021-3177 python: Stack-based buffer overflow in PyCArg_repr in _ctypes/callproc.c 1928904 - CVE-2021-23336 python: Web cache poisoning via urllib.parse.parse_qsl and urllib.parse.parse_qs by using a semicolon in query parameters 6. Package List: Red Hat Enterprise Linux AppStream (v. 8): aarch64: platform-python-debug-3.6.8-37.el8.aarch64.rpm platform-python-devel-3.6.8-37.el8.aarch64.rpm python3-debuginfo-3.6.8-37.el8.aarch64.rpm python3-debugsource-3.6.8-37.el8.aarch64.rpm python3-idle-3.6.8-37.el8.aarch64.rpm python3-tkinter-3.6.8-37.el8.aarch64.rpm ppc64le: platform-python-debug-3.6.8-37.el8.ppc64le.rpm platform-python-devel-3.6.8-37.el8.ppc64le.rpm python3-debuginfo-3.6.8-37.el8.ppc64le.rpm python3-debugsource-3.6.8-37.el8.ppc64le.rpm python3-idle-3.6.8-37.el8.ppc64le.rpm python3-tkinter-3.6.8-37.el8.ppc64le.rpm s390x: platform-python-debug-3.6.8-37.el8.s390x.rpm platform-python-devel-3.6.8-37.el8.s390x.rpm python3-debuginfo-3.6.8-37.el8.s390x.rpm python3-debugsource-3.6.8-37.el8.s390x.rpm python3-idle-3.6.8-37.el8.s390x.rpm python3-tkinter-3.6.8-37.el8.s390x.rpm x86_64: platform-python-3.6.8-37.el8.i686.rpm platform-python-debug-3.6.8-37.el8.i686.rpm platform-python-debug-3.6.8-37.el8.x86_64.rpm platform-python-devel-3.6.8-37.el8.i686.rpm platform-python-devel-3.6.8-37.el8.x86_64.rpm python3-debuginfo-3.6.8-37.el8.i686.rpm python3-debuginfo-3.6.8-37.el8.x86_64.rpm python3-debugsource-3.6.8-37.el8.i686.rpm python3-debugsource-3.6.8-37.el8.x86_64.rpm python3-idle-3.6.8-37.el8.i686.rpm python3-idle-3.6.8-37.el8.x86_64.rpm python3-test-3.6.8-37.el8.i686.rpm python3-tkinter-3.6.8-37.el8.i686.rpm python3-tkinter-3.6.8-37.el8.x86_64.rpm Red Hat Enterprise Linux BaseOS (v. 8): Source: python3-3.6.8-37.el8.src.rpm aarch64: platform-python-3.6.8-37.el8.aarch64.rpm python3-debuginfo-3.6.8-37.el8.aarch64.rpm python3-debugsource-3.6.8-37.el8.aarch64.rpm python3-libs-3.6.8-37.el8.aarch64.rpm python3-test-3.6.8-37.el8.aarch64.rpm ppc64le: platform-python-3.6.8-37.el8.ppc64le.rpm python3-debuginfo-3.6.8-37.el8.ppc64le.rpm python3-debugsource-3.6.8-37.el8.ppc64le.rpm python3-libs-3.6.8-37.el8.ppc64le.rpm python3-test-3.6.8-37.el8.ppc64le.rpm s390x: platform-python-3.6.8-37.el8.s390x.rpm python3-debuginfo-3.6.8-37.el8.s390x.rpm python3-debugsource-3.6.8-37.el8.s390x.rpm python3-libs-3.6.8-37.el8.s390x.rpm python3-test-3.6.8-37.el8.s390x.rpm x86_64: platform-python-3.6.8-37.el8.x86_64.rpm python3-debuginfo-3.6.8-37.el8.i686.rpm python3-debuginfo-3.6.8-37.el8.x86_64.rpm python3-debugsource-3.6.8-37.el8.i686.rpm python3-debugsource-3.6.8-37.el8.x86_64.rpm python3-libs-3.6.8-37.el8.i686.rpm python3-libs-3.6.8-37.el8.x86_64.rpm python3-test-3.6.8-37.el8.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-2020-26116 https://access.redhat.com/security/cve/CVE-2020-27619 https://access.redhat.com/security/cve/CVE-2021-3177 https://access.redhat.com/security/cve/CVE-2021-23336 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.4_release_notes/ 8. Contact: The Red Hat security contact is . More contact details at https://access.redhat.com/security/team/contact/ Copyright 2021 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBYKPwl9zjgjWX9erEAQhzgRAAjDAlhiuRhraVTCsxTUtzCqpEV7EYy4jO WKhMzo+Jb0W6EahHK3kPLqBy6TBq3VxqLRbjp/AT/t24Zfne7tUqlKIpBbgZubAo aArNoUILl4CM8AOSCTvfM0RYHbpNa4KHZMx8tgPAs0mek2lcYI2CjG6Ucc7pj+je tZPIOgZXTG854PBIyqYofZ6SsM3eDdF0vI3wwHTirnMmtPJGQl8Zl7Oqy8QA0EIr djAdmVzIKllBrWymmO8O7WoVEhWuSolx9E2lBASI/XGLfz26ROH62oemLBibYMSN AA+JJkp+BNnrxKgD0ARe9SppO9KEZNLkwKECK6okWnOCfK4VMhbk4jlSKSiDmtN+ YVv1DJx1M71HR0r4xuC0w/GxITW6US2tSsprUeSiPAfcj3GPjy0Eqys7y8LctJMP vk2CPTjr6CxiBOnsYDnvB8vZkCeuUA84nrDUTY3yjmMJknjvXEDIL7L4PlBDj1no I7dS/GWc+hUQcFbjIvPhMPcMR3HABI+RMxCG0sfxesLZ2UvVVQqKZ2nEuszsrppn wZYOPl87kC6NysL8+71nkChgPRKK8ZKv4B49/eFjO4le+SF9fowhrzK2b2hV/ZJf NjcrgVJrEChn2B6HMsxaunEVb/O3mrKaRFjxC2QQF1FUrzxM6OTJaXKzZdGp7Vg8 rx/pAJMKFZo=WxWY -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://listman.redhat.com/mailman/listinfo/rhsa-announce