{"id":"RUSTSEC-2026-0422","summary":"Typed functions with `i31` or `nullref` arguments may panic due to insufficient type-check","details":"This is an entry in the RustSec database for the Wasmtime security advisory\nlocated at\nhttps://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-3982-jqvv-277m\nFor more information see the GitHub-hosted security advisory.","aliases":["GHSA-3982-jqvv-277m"],"modified":"2026-10-30T10:45:03.669147671Z","published":"2026-10-29T12:00:00Z","database_specific":{"license":"CC0-1.0"},"references":[{"type":"PACKAGE","url":"https://crates.io/crates/wasmtime"},{"type":"ADVISORY","url":"https://rustsec.org/advisories/RUSTSEC-2026-0422.html"},{"type":"WEB","url":"https://github.com/bytecodealliance/wasmtime/pull/15076"}],"affected":[{"package":{"name":"wasmtime","ecosystem":"crates.io","purl":"pkg:cargo/wasmtime"},"ranges":[{"type":"SEMVER","events":[{"introduced":"47.0.0"},{"fixed":"48.0.8"},{"introduced":"49.0.0"},{"fixed":"49.0.5"},{"introduced":"50.0.0"},{"fixed":"50.0.1"}]}],"ecosystem_specific":{"affects":{"os":[],"functions":[],"arch":[]},"affected_functions":null},"database_specific":{"cvss":"CVSS:3.1/AV:A/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:L","informational":null,"source":"https://github.com/rustsec/advisory-db/blob/osv/crates/RUSTSEC-2026-0422.json","categories":[]}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:A/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:L"}]}