{"api_version":"1","generated_at":"2026-04-20T14:07:11+00:00","cve":"CVE-2026-6654","urls":{"html":"https://cve.report/CVE-2026-6654","api":"https://cve.report/api/cve/CVE-2026-6654.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-6654","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-6654"},"summary":{"title":"Use-After-Free and Double-Free in IntoIter::drop when element drop panics","description":"Double-Free / Use-After-Free (UAF) in the `IntoIter::drop` and `ThinVec::clear` functions in the thin_vec crate. A panic in `ptr::drop_in_place` skips setting the length to zero.","state":"PUBLISHED","assigner":"mozilla","published_at":"2026-04-20 11:16:19","updated_at":"2026-04-20 11:16:19"},"problem_types":[],"metrics":[],"references":[{"url":"https://github.com/mozilla/thin-vec/security/advisories/GHSA-xphw-cqx3-667j","name":"https://github.com/mozilla/thin-vec/security/advisories/GHSA-xphw-cqx3-667j","refsource":"security@mozilla.org","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-6654","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-6654","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Mozilla","product":"thin-vec","version":"unaffected 0.2.16 * rpm","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[{"source":"CNA","value":"Juhyung Son","lang":"en"}],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unknown","product":"thin-vec","vendor":"Mozilla","versions":[{"lessThanOrEqual":"*","status":"unaffected","version":"0.2.16","versionType":"rpm"}]}],"credits":[{"lang":"en","type":"finder","value":"Juhyung Son"}],"descriptions":[{"lang":"en","value":"Double-Free / Use-After-Free (UAF) in the `IntoIter::drop` and `ThinVec::clear` functions in the thin_vec crate. A panic in `ptr::drop_in_place` skips setting the length to zero."}],"providerMetadata":{"dateUpdated":"2026-04-20T10:06:38.044Z","orgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","shortName":"mozilla"},"references":[{"url":"https://github.com/mozilla/thin-vec/security/advisories/GHSA-xphw-cqx3-667j"}],"title":"Use-After-Free and Double-Free in IntoIter::drop when element drop panics"}},"cveMetadata":{"assignerOrgId":"f16b083a-5664-49f3-a51e-8d479e5ed7fe","assignerShortName":"mozilla","cveId":"CVE-2026-6654","datePublished":"2026-04-20T10:05:52.339Z","dateReserved":"2026-04-20T07:02:28.158Z","dateUpdated":"2026-04-20T10:06:38.044Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-04-20 11:16:19","lastModifiedDate":"2026-04-20 11:16:19","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"6654","Ordinal":"1","Title":"Use-After-Free and Double-Free in IntoIter::drop when element dr","CVE":"CVE-2026-6654","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"6654","Ordinal":"1","NoteData":"Double-Free / Use-After-Free (UAF) in the `IntoIter::drop` and `ThinVec::clear` functions in the thin_vec crate. A panic in `ptr::drop_in_place` skips setting the length to zero.","Type":"Description","Title":"Use-After-Free and Double-Free in IntoIter::drop when element dr"}]}}}