GHSA-QFFP-2RHF-9H96 tar has Hardlink Path Traversal via Drive-Relative Linkpath

Summary tar npm can be tricked into creating a hardlink that points outside the extraction directory by using a drive-relative link target such as C:../target.txt, which enables file overwrite outside cwd during normal tar.x extraction. Details The extraction logic in UnpackSTRIPABSOLUTEPATH chec...