{"id":"GHSA-fp55-jw48-c537","revision":null,"records":[{"revision":"b7ef8c0e08434663860864bb9dcf6aa0","observedAt":"2026-10-24T13:19:54.901+00:00","statement":{"source":"osv","id":"GHSA-fp55-jw48-c537","aliases":["RUSTSEC-2026-0112"],"title":"astral-tokio-tar is Vulnerable to PAX Header Desynchronization","description":"### Impact\n\nVersions of astral-tokio-tar prior to 0.6.1 contain a PAX header interpretation bug that allows manipulated entries to be made selectively visible or invisible during extraction with astral-tokio-tar versus other tar implementations. An attacker could use this differential to smuggle unexpected files onto a victim's filesystem.\n\nSee GHSA-j5gw-2vrg-8fgx for a similar desynchronization bug in astral-tokio-tar.\n\n### Patches\n\nVersions 0.6.1 and newer of astral-tokio-tar address this differential.\n\n### Workarounds\n\nUsers are advised to upgrade to version 0.6.1 or newer to address this advisory.\n\nThere is no workaround other than upgrading. Users should experience no breaking changes as a result of the upgrade.\n\n### Resources\n\n- GHSA-j5gw-2vrg-8fgx is a similar PAX desynchronization bug\n\n### Attribution\n\n- Reporter: Adam Harvey (@lawngnome)","state":0,"publishedAt":"2026-05-06T17:26:12+00:00","modifiedAt":"2026-09-10T03:50:46.705838+00:00","affected":[{"ecosystem":"crates.io","name":"astral-tokio-tar","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0"},{"kind":"fixed","version":"0.6.1"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[{"system":"CVSS_V4","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U","score":null,"severity":null},{"system":"Publisher rating","vector":null,"score":null,"severity":"MODERATE"}],"references":["https://github.com/astral-sh/tokio-tar/security/advisories/GHSA-fp55-jw48-c537","https://github.com/advisories/GHSA-fp55-jw48-c537","https://github.com/astral-sh/tokio-tar","https://rustsec.org/advisories/RUSTSEC-2026-0112.html"],"sourceUrl":"https://github.com/advisories/GHSA-fp55-jw48-c537","license":"GitHub Advisory Database · CC-BY-4.0","key":"osv:GHSA-fp55-jw48-c537","identifiers":["GHSA-fp55-jw48-c537","RUSTSEC-2026-0112"]},"retained":false,"historicalAffected":[]},{"revision":"cd8f06444a6d4f94bfd2f7bd124207ab","observedAt":"2026-10-24T13:19:54.901+00:00","statement":{"source":"osv","id":"RUSTSEC-2026-0112","aliases":["GHSA-fp55-jw48-c537"],"title":"PAX Header Desynchronization in astral-tokio-tar","description":"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.","state":0,"publishedAt":"2026-04-27T12:00:00+00:00","modifiedAt":"2026-10-12T18:00:08.2263776+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-2026-0112.html","https://github.com/astral-sh/tokio-tar/commit/6f4f9ebc180f4d39d66d9c584a3796c0b9ae34c1"],"sourceUrl":"https://osv.dev/vulnerability/RUSTSEC-2026-0112","license":"OSV · upstream source license applies","key":"osv:RUSTSEC-2026-0112","identifiers":["RUSTSEC-2026-0112","GHSA-fp55-jw48-c537"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. Missing entries do not establish absence of exploitation.","generation":"2026-11-10T10:21:23.1769119+00:00","complete":true,"records":1773,"lastAttemptAt":"2026-11-10T10:21:23.1769119+00:00","lastSuccessAt":"2026-11-10T10:21:23.4268898+00:00","error":null,"lastVerifiedAt":"2026-11-10T10:21:23.4268987+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"cve-program","scope":"Official CVE Program baseline and cumulative hourly delta; all vendors, published and rejected records","generation":"cve-8859cf40d4337e24bd2f258cc7778fbad01bb24c79d057aaf34cf1dfc6f8917d-8bdcdeeb414e06ff50ed637d818ac25d52680d19f71fc0ebe3f4c4b3f836ed38","complete":true,"records":421927,"lastAttemptAt":"2026-11-10T10:21:22.8157744+00:00","lastSuccessAt":"2026-11-10T09:21:38.1064889+00:00","error":null,"lastVerifiedAt":"2026-11-10T10:21:22.8157744+00:00","snapshotPublishedAt":"2026-11-10T09:20:43+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"euvd","scope":"Rolling EUVD lookups of CVE aliases in current public OSV archives; 500 identifiers per refresh, rechecked after 48 hours. Not a global EUVD catalog. Successful not-found lookups count as checked; they do not imply withdrawal or safety. No reader inventory is sent.","generation":"enrichment-2e6a476534094233b48f2f0b6da5cf35","complete":true,"records":13689,"lastAttemptAt":"2026-11-10T10:21:50.2500014+00:00","lastSuccessAt":"2026-11-10T06:05:35.03+00:00","error":null,"lastVerifiedAt":"2026-11-10T06:05:35.03+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":13742,"expectedIdentifiers":13742,"failedIdentifiers":0},{"source":"first-epss:nuget","scope":"FIRST EPSS for explicit CVE aliases in the collected public NuGet archive. Not a global EPSS backfill.","generation":"2026-11-10T10:21:23.1769119+00:00","complete":true,"records":1096,"lastAttemptAt":"2026-11-10T10:21:23.1769119+00:00","lastSuccessAt":"2026-11-10T10:21:23.4276529+00:00","error":null,"lastVerifiedAt":"2026-11-10T10:21:23.4276532+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"nvd","scope":"Rolling NVD lookups of CVE aliases in current public OSV archives; 500 identifiers per refresh, rechecked after 48 hours. Not a global NVD catalog. Successful not-found lookups count as checked; they do not imply withdrawal or safety. No reader inventory is sent.","generation":"enrichment-b0b0499af228434598651aa5d221386e","complete":false,"records":13695,"lastAttemptAt":"2026-11-10T10:21:49.6403901+00:00","lastSuccessAt":"2026-11-10T10:21:49.637+00:00","error":"100 identifier lookups failed; latest failures include request timeout. Other identifiers were checked independently.","lastVerifiedAt":"2026-11-10T10:21:49.637+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":13642,"expectedIdentifiers":13742,"failedIdentifiers":100},{"source":"osv:Go","scope":"Complete OSV Go ecosystem archive, including withdrawn and malicious-package source records; statement counts are not unique CVE counts","generation":"go-cdffb4589856378aa42e8d1bd4a6c74e27a180d8160bf764c44715ef760f0a62","complete":true,"records":9932,"lastAttemptAt":"2026-11-10T10:21:23.1241572+00:00","lastSuccessAt":"2026-11-10T00:04:19.8260565+00:00","error":null,"lastVerifiedAt":"2026-11-10T10:21:23.1241572+00:00","snapshotPublishedAt":"2026-11-09T23:48:01+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"osv:NuGet","scope":"Complete OSV NuGet ecosystem archive, including GitHub Advisory Database records; NuGet version matching only","generation":"nuget-26503967ae4379db8f374089589d6e03fb15bd31f820c9e992aaf93840c2236c","complete":true,"records":1971,"lastAttemptAt":"2026-11-10T10:21:22.8858542+00:00","lastSuccessAt":"2026-11-09T21:02:20.472473+00:00","error":null,"lastVerifiedAt":"2026-11-10T10:21:22.8858542+00:00","snapshotPublishedAt":"2026-11-09T20:18:18+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"osv:crates.io","scope":"Complete OSV crates.io ecosystem archive, including withdrawn and malicious-package source records; statement counts are not unique CVE counts","generation":"crates.io-94169eec81ea3989aa551092397ff34ae53c104b4a6ce646e1524452e4ab2a39","complete":true,"records":3065,"lastAttemptAt":"2026-11-10T10:21:23.1397622+00:00","lastSuccessAt":"2026-11-10T08:04:45.5923716+00:00","error":null,"lastVerifiedAt":"2026-11-10T10:21:23.1397622+00:00","snapshotPublishedAt":"2026-11-10T06:48:01+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"osv:npm","scope":"Complete OSV npm ecosystem archive, including withdrawn and malicious-package source records; statement counts are not unique CVE counts","generation":"npm-4331051b0b2d4ccdbdca3aa196b0be3818a465064a4b18dde4cf39c2250eb490","complete":true,"records":231599,"lastAttemptAt":"2026-11-10T10:21:23.0142877+00:00","lastSuccessAt":"2026-11-10T08:04:37.1757322+00:00","error":null,"lastVerifiedAt":"2026-11-10T10:21:23.0142877+00:00","snapshotPublishedAt":"2026-11-10T07:33:02+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null}]}