This update for python3 fixes the following issues: - CVE-2021-3426: Fixed information disclosure via pydoc . - CVE-2021-3733: Fixed infinitely reading potential HTTP headers after a 100 Continue status response from the server . - CVE-2021-3737: Fixed ReDoS in urllib.request . - We do not require python-rpm-macros package . - Use versioned python-Sphinx to avoid dependency on other version of Python . - Stop providing "python" symbol, which means python2 currently . - Modify Lib/ensurepip/__init__.py to contain the same version numbers as are in reality the ones in the bundled wheels .