ValueError in TarFile.getmembers

GitHub fields:

assignee = None
closed_at = None
created_at = <Date 2019-12-16.10:43:36.117>
labels = ['3.7', 'type-bug', 'library']
title = 'ValueError in TarFile.getmembers'
updated_at = <Date 2019-12-23.16:45:45.204>
user = 'https://bugs.python.org/jvoisin'

bugs.python.org fields:

activity = <Date 2019-12-23.16:45:45.204>
actor = 'jvoisin'
assignee = 'none'
closed = False
closed_date = None
closer = None
components = ['Library (Lib)']
creation = <Date 2019-12-16.10:43:36.117>
creator = 'jvoisin'
dependencies = []
files = ['48781']
hgrepos = []
issue_num = 39062
keywords = []
message_count = 5.0
messages = ['358472', '358737', '358738', '358739', '358827']
nosy_count = 4.0
nosy_names = ['terry.reedy', 'lars.gustaebel', 'serhiy.storchaka', 'jvoisin']
pr_nums = []
priority = 'normal'
resolution = None
stage = None
status = 'open'
superseder = None
type = 'behavior'
url = 'https://bugs.python.org/issue39062'
versions = ['Python 3.7']