zip: fix unpacking of files with a relative path, mimic behaviour of zip and p7zip

armijnhemel / binaryanalysis-ng

Binary Analysis Next Generation (BANG)

GNU Affero General Public License v3.0

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Closed armijnhemel closed 7 months ago

armijnhemel commented 7 months ago

BANG would incorrectly unpack ZIP files containing the parent directory in the file name path (..). This PR fixes that bug.