CVE-2018-20835: Improper Input Validation

April 30, 2019 (updated May 3, 2019)

A vulnerability was found in tar-fs. An Arbitrary File Overwrite issue exists when extracting a tarball containing a hardlink to a file that already exists on the system, in conjunction with a later plain file with the same name as the hardlink. This plain file content replaces the existing file content.

References

nvd.nist.gov/vuln/detail/CVE-2018-20835

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