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CVE-2007-4559 Patch #1

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CVE-2007-4559 Patch #1

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21 changes: 20 additions & 1 deletion test/lib/python3.10/site-packages/spacy/cli/project/remote_storage.py
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Original file line number Diff line number Diff line change
Expand Up @@ -84,7 +84,26 @@ def pull(
with tarfile.open(tar_loc, mode=mode_string) as tar_file:
# This requires that the path is added correctly, relative
# to root. This is how we set things up in push()
tar_file.extractall(self.root)
def is_within_directory(directory, target):

abs_directory = os.path.abspath(directory)
abs_target = os.path.abspath(target)

prefix = os.path.commonprefix([abs_directory, abs_target])

return prefix == abs_directory

def safe_extract(tar, path=".", members=None, *, numeric_owner=False):

for member in tar.getmembers():
member_path = os.path.join(path, member.name)
if not is_within_directory(path, member_path):
raise Exception("Attempted Path Traversal in Tar File")

tar.extractall(path, members, numeric_owner=numeric_owner)


safe_extract(tar_file, self.root)
return url

def find(
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