-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Moderate: python3 security update Advisory ID: RHSA-2022:1986-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2022:1986 Issue date: 2022-05-10 CVE Names: CVE-2021-3737 CVE-2021-4189 ===================================================================== 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: ftplib should not use the host from the PASV response (CVE-2021-4189) * python: urllib: HTTP client possible infinite loop on a 100 Continue response (CVE-2021-3737) 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 8.6 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/): 1995162 - CVE-2021-3737 python: urllib: HTTP client possible infinite loop on a 100 Continue response 2003758 - threading wait(timeout) doesn't return after timeout if system clock is set backward 2009200 - python3 TimedRotatingFileHandler does not raise exception if given path is device (/dev/null) and turns it into a file 2036020 - CVE-2021-4189 python: ftplib should not use the host from the PASV response 6. Package List: Red Hat Enterprise Linux AppStream (v. 8): aarch64: platform-python-debug-3.6.8-45.el8.aarch64.rpm platform-python-devel-3.6.8-45.el8.aarch64.rpm python3-debuginfo-3.6.8-45.el8.aarch64.rpm python3-debugsource-3.6.8-45.el8.aarch64.rpm python3-idle-3.6.8-45.el8.aarch64.rpm python3-tkinter-3.6.8-45.el8.aarch64.rpm ppc64le: platform-python-debug-3.6.8-45.el8.ppc64le.rpm platform-python-devel-3.6.8-45.el8.ppc64le.rpm python3-debuginfo-3.6.8-45.el8.ppc64le.rpm python3-debugsource-3.6.8-45.el8.ppc64le.rpm python3-idle-3.6.8-45.el8.ppc64le.rpm python3-tkinter-3.6.8-45.el8.ppc64le.rpm s390x: platform-python-debug-3.6.8-45.el8.s390x.rpm platform-python-devel-3.6.8-45.el8.s390x.rpm python3-debuginfo-3.6.8-45.el8.s390x.rpm python3-debugsource-3.6.8-45.el8.s390x.rpm python3-idle-3.6.8-45.el8.s390x.rpm python3-tkinter-3.6.8-45.el8.s390x.rpm x86_64: platform-python-3.6.8-45.el8.i686.rpm platform-python-debug-3.6.8-45.el8.i686.rpm platform-python-debug-3.6.8-45.el8.x86_64.rpm platform-python-devel-3.6.8-45.el8.i686.rpm platform-python-devel-3.6.8-45.el8.x86_64.rpm python3-debuginfo-3.6.8-45.el8.i686.rpm python3-debuginfo-3.6.8-45.el8.x86_64.rpm python3-debugsource-3.6.8-45.el8.i686.rpm python3-debugsource-3.6.8-45.el8.x86_64.rpm python3-idle-3.6.8-45.el8.i686.rpm python3-idle-3.6.8-45.el8.x86_64.rpm python3-test-3.6.8-45.el8.i686.rpm python3-tkinter-3.6.8-45.el8.i686.rpm python3-tkinter-3.6.8-45.el8.x86_64.rpm Red Hat Enterprise Linux BaseOS (v. 8): Source: python3-3.6.8-45.el8.src.rpm aarch64: platform-python-3.6.8-45.el8.aarch64.rpm python3-debuginfo-3.6.8-45.el8.aarch64.rpm python3-debugsource-3.6.8-45.el8.aarch64.rpm python3-libs-3.6.8-45.el8.aarch64.rpm python3-test-3.6.8-45.el8.aarch64.rpm ppc64le: platform-python-3.6.8-45.el8.ppc64le.rpm python3-debuginfo-3.6.8-45.el8.ppc64le.rpm python3-debugsource-3.6.8-45.el8.ppc64le.rpm python3-libs-3.6.8-45.el8.ppc64le.rpm python3-test-3.6.8-45.el8.ppc64le.rpm s390x: platform-python-3.6.8-45.el8.s390x.rpm python3-debuginfo-3.6.8-45.el8.s390x.rpm python3-debugsource-3.6.8-45.el8.s390x.rpm python3-libs-3.6.8-45.el8.s390x.rpm python3-test-3.6.8-45.el8.s390x.rpm x86_64: platform-python-3.6.8-45.el8.x86_64.rpm python3-debuginfo-3.6.8-45.el8.i686.rpm python3-debuginfo-3.6.8-45.el8.x86_64.rpm python3-debugsource-3.6.8-45.el8.i686.rpm python3-debugsource-3.6.8-45.el8.x86_64.rpm python3-libs-3.6.8-45.el8.i686.rpm python3-libs-3.6.8-45.el8.x86_64.rpm python3-test-3.6.8-45.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-2021-3737 https://access.redhat.com/security/cve/CVE-2021-4189 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.6_release_notes/ 8. Contact: The Red Hat security contact is . More contact details at https://access.redhat.com/security/team/contact/ Copyright 2022 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBYnqQVtzjgjWX9erEAQiieQ/9FMOhGyETrf2K5Z5HPSZjEFCfQAkJ9F3p IiJnjzkhQ04cojDYhpfOrffd8RJArV22pbe9OXOmAHoa6iG63wjfJ7+9Xg1NujB4 5j85NeUq6BfQLWb+BxNo5GxjZbTw5AzzUdSZv8BEUs+GNZsyJPMUuiOv7sjQvn7e ZY8lGQbdIYVTtiftk4yOFdBBVJiIACw1MT3M6B8J0AM3NxwA14A/JuMvB+1G3h1l VQdrZvKzqUWMioapftHWK/w/K1RkGFz9LLSVDaXVxLaZ0kX7qlB3J5l0hHeuBY3c eMndZKF3CLDBY8b4fFKy502HeFIbUDoDemVgCgyE1uqkPv7yoEprXH9g6HzJi0d7 Hn9QBrB0kUTNfLwQSHLDi6156b4Ht28eth+fyq/WTeaXBzBRWW0K4SYQF3t8Aaa1 BVjFFTV/IOSarTEDBz6pjgHbIFm59Q7s2wMwYcM9/xuqBpuU1kIfR6IbTLFSs9o4 qL7fRTGrfgB0/79FKKCPIU/Ftnu3D20fUpmPyhjtid544riqtujzwC5M1OTYFfbc Nfo4cyo+d/LxKMEh8MX2bRJFFVxVgY6kPLPx9wsVQwgm47HM8FF4kWbeJQAK4yWZ 6FyS6hDzn0LC9BfnGtyDOK2epVmF9mDjCTdZrfPeiqK12R33mZ4FQ6tAbNH7Ytl8 pxmDlA/cFuQ= =qaan -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://listman.redhat.com/mailman/listinfo/rhsa-announce