A flaw was found in python. An improperly handled HTTP response in the HTTP client code of python may allow a remote attacker, who controls the HTTP server, to make the client script enter an infinite loop, consuming CPU time. The highest threat from this vulnerability is to system availability.
https://www.oracle.com/security-alerts/cpujul2022.html
https://ubuntu.com/security/CVE-2021-3737
https://security.netapp.com/advisory/ntap-20220407-0009/
https://python-security.readthedocs.io/vuln/urllib-100-continue-loop.html
https://lists.debian.org/debian-lts-announce/2023/06/msg00039.html
https://lists.debian.org/debian-lts-announce/2023/05/msg00024.html
https://github.com/python/cpython/pull/26503
https://github.com/python/cpython/pull/25916