CVE-2025-48387 | BDVDB-2026-280808 Detail
mafintoshtar-fs
Description#
tar-fs provides filesystem bindings for tar-stream. Versions prior to 3.0.9, 2.1.3, and 1.16.5 have an issue where an extract can write outside the specified dir with a specific tarball. This has been patched in versions 3.0.9, 2.1.3, and 1.16.5. As a workaround, use the ignore option to ignore non files/directories.
Impact#
Per CVSS v4.0: confidentiality impact none, integrity impact high, availability impact none. Attack vector: network.
Weaknesses#
- CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
References#
- https://github.com/mafintosh/tar-fs/security/advisories/GHSA-8cj5-5rvv-wf4v
- https://github.com/google/security-research/security/advisories/GHSA-xrg4-qp5w-2c3w
- https://github.com/mafintosh/tar-fs/commit/647447b572bc135c41035e82ca7b894f02b17f0f
- https://lists.debian.org/debian-lts-announce/2025/06/msg00012.html
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.