RHSA-2021:1879: Red Hat Security Advisory: python38:3.8 security update

An update for the python38:3.8 module 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.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-lxml: mXSS due to the use of improper parser (CVE-2020-27783)
• python: Stack-based buffer overflow in PyCArg_repr in _ctypes/callproc.c (CVE-2021-3177) 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. Related CVEs:
• CVE-2020-26116: python: CRLF injection via HTTP request method in httplib/http.client
• CVE-2020-27783: python-lxml: mXSS due to the use of improper parser
• CVE-2021-3177: python: Stack-based buffer overflow in PyCArg_repr in _ctypes/callproc.c