CVE-2019-20907

In Lib/tarfile.py in Python through 3.8.3, an attacker is able to craft a TAR archive leading to an infinite loop when opened by tarfile.open, because _proc_pax lacks header validation.

Date published : 2020-07-13

https://bugs.python.org/issue39017

https://github.com/python/cpython/pull/21454