RHSA-2019:3520: Moderate: python3 security and bug fix update

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: NULL pointer dereference using a specially crafted X509 certificate (CVE-2019-5010) python: CRLF injection via the query part of the url passed to urlopen() (CVE-2019-9740) python: CRLF injection via the path part of the url passed to urlopen() (CVE-2019-9947) python: Undocumented localfile protocol allows remote attackers to bypass protection mechanisms (CVE-2019-9948) 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 8.1 Release Notes linked from the References section.