{"id":"RUSTSEC-2026-0113","revision":"5a9260638f2941168bdb80d2c7c07b2d","records":[{"revision":"5a9260638f2941168bdb80d2c7c07b2d","observedAt":"2026-10-24T13:19:54.901+00:00","statement":{"source":"osv","id":"RUSTSEC-2026-0113","aliases":["GHSA-xx64-wwv2-hcqq"],"title":"`unpack_in` can chmod arbitrary directories by following symlinks","description":"In versions 0.6.0 and earlier of astral-tokio-tar, the unpack_in API could\ninadvertently modify the permissions of external (i.e. non-archive) directories\noutside of the archive. An attacker could use this to contrite a tar archive\nthat maliciously changes directory permissions outside of its intended\nhierarchy. This flaw only affects directories; individual file permissions\ncannot be modified via it.\n\nSee GHSA-j4xf-2g29-59ph for the equivalent flaw in the tar crate.","state":0,"publishedAt":"2026-04-27T12:00:00+00:00","modifiedAt":"2026-10-12T18:00:09.2373248+00:00","affected":[{"ecosystem":"crates.io","name":"astral-tokio-tar","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0.0.0-0"},{"kind":"fixed","version":"0.6.1"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[],"references":["https://crates.io/crates/astral-tokio-tar","https://rustsec.org/advisories/RUSTSEC-2026-0113.html","https://github.com/astral-sh/tokio-tar/commit/f1fa37043a6fe798dcd1fd4b3000d889ac35b183"],"sourceUrl":"https://osv.dev/vulnerability/RUSTSEC-2026-0113","license":"OSV · upstream source license applies","key":"osv:RUSTSEC-2026-0113","identifiers":["RUSTSEC-2026-0113","GHSA-xx64-wwv2-hcqq"]},"retained":false,"historicalAffected":[]}],"coverage":[]}