{"schema_version":"1.9.0","id":"RUSTSEC-2026-0112","published":"2026-04-27T12:00:00Z","modified":"2026-10-12T18:00:08.226377588Z","aliases":["GHSA-fp55-jw48-c537"],"summary":"PAX Header Desynchronization in astral-tokio-tar","details":"Versions of astral-tokio-tar prior to 0.6.1 contain a PAX header interpretation\nbug that allows manipulated entries to be made selectively visible or invisible\nduring extraction with astral-tokio-tar versus other tar implementations.\nAn attacker could use this differential to smuggle unexpected files onto a\nvictim's filesystem.","affected":[{"package":{"name":"astral-tokio-tar","ecosystem":"crates.io","purl":"pkg:cargo/astral-tokio-tar"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0.0.0-0"},{"fixed":"0.6.1"}]}],"ecosystem_specific":{"affected_functions":null,"affects":{"arch":[],"functions":[],"os":[]}},"database_specific":{"categories":["format-injection"],"cvss":null,"informational":null,"source":"https://github.com/rustsec/advisory-db/blob/osv/crates/RUSTSEC-2026-0112.json"}}],"references":[{"type":"PACKAGE","url":"https://crates.io/crates/astral-tokio-tar"},{"type":"ADVISORY","url":"https://rustsec.org/advisories/RUSTSEC-2026-0112.html"},{"type":"WEB","url":"https://github.com/astral-sh/tokio-tar/commit/6f4f9ebc180f4d39d66d9c584a3796c0b9ae34c1"}],"database_specific":{"license":"CC0-1.0"}}