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CVE-2007-4559 Patch #2143

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CVE-2007-4559 Patch #2143

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21 changes: 20 additions & 1 deletion applications/graph/GNN/data/PROTEINS/utils.py
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Original file line number Diff line number Diff line change
Expand Up @@ -17,7 +17,26 @@ def untar_file(data_dir, file_name):
"""
tar_name = os.path.join(data_dir, file_name)
with tarfile.open(tar_name) as tar:
tar.extractall()
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)
tar.close()
def unzip_file(file_name, data_dir=None):
"""Helper function to unzip file
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