CVE-2025-59343

Name	CVE-2025-59343
Description	tar-fs provides filesystem bindings for tar-stream. Versions prior to 3.1.1, 2.1.3, and 1.16.5 are vulnerable to symlink validation bypass if the destination directory is predictable with a specific tarball. This issue has been patched in version 3.1.1, 2.1.4, and 1.16.6. A workaround involves using the ignore option on non files/directories.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
node-tar-fs (PTS)	bullseye	2.1.1-2	vulnerable
	bullseye (security)	2.1.3-0+deb11u1	vulnerable
	bookworm	2.1.3-0+deb12u1	vulnerable
	forky, sid, trixie	3.0.9+~cs2.0.4-1	vulnerable

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
node-tar-fs	source	(unstable)	(unfixed)

Notes

https://github.com/mafintosh/tar-fs/security/advisories/GHSA-vj76-c3g6-qr5v
https://github.com/mafintosh/tar-fs/commit/0bd54cdf06da2b7b5b95cd4b062c9f4e0a8c4e09 (v3.1.1)