{"id":"CVE-2024-30266","summary":"Wasmtime vulnerable to panic when using a dropped extenref-typed element segment","details":"wasmtime is a runtime for WebAssembly. The 19.0.0 release of Wasmtime contains a regression introduced during its development which can lead to a guest WebAssembly module causing a panic in the host runtime. A valid WebAssembly module, when executed at runtime, may cause this panic. This vulnerability has been patched in version 19.0.1.","aliases":["GHSA-75hq-h6g9-h4q5","PYSEC-2024-327","RUSTSEC-2024-0441"],"modified":"2026-08-12T03:51:37.227324133Z","published":"2024-04-04T15:42:00.200Z","related":["CGA-qfvq-fr33-2qxr"],"database_specific":{"cwe_ids":["CWE-843"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/30xxx/CVE-2024-30266.json","cna_assigner":"GitHub_M"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/30xxx/CVE-2024-30266.json"},{"type":"ADVISORY","url":"https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-75hq-h6g9-h4q5"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-30266"},{"type":"REPORT","url":"https://github.com/bytecodealliance/wasmtime/issues/8281"},{"type":"FIX","url":"https://github.com/bytecodealliance/wasmtime/commit/7f57d0bb0948fa56cc950278d0db230ed10e8664"},{"type":"FIX","url":"https://github.com/bytecodealliance/wasmtime/pull/8018"},{"type":"FIX","url":"https://github.com/bytecodealliance/wasmtime/pull/8283"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/bytecodealliance/wasmtime","events":[{"introduced":"6e0abd75440159e57e9f1c59a62dbc691eff18a4"},{"fixed":"7f57d0bb0948fa56cc950278d0db230ed10e8664"}],"database_specific":{"cpe":"cpe:2.3:a:bytecodealliance:wasmtime:19.0.0:*:*:*:*:rust:*:*","extracted_events":[{"introduced":"19.0.0"},{"last_affected":"19.0.0"}],"source":["CPE_STRING","REFERENCES"]}}],"versions":["19.0.0","= 19.0.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-30266.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L"}]}