{"schema_version":"1.9.0","id":"RUSTSEC-2026-0089","published":"2026-04-09T12:00:00Z","modified":"2026-10-12T18:00:13.553340442Z","aliases":["CVE-2026-34946","GHSA-q49f-xg75-m9xw"],"summary":"Host panic when Winch compiler executes `table.fill`","details":"This is an entry in the RustSec database for the Wasmtime security advisory\nlocated at\nhttps://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-q49f-xg75-m9xw\nFor more information see the GitHub-hosted security advisory.","affected":[{"package":{"name":"wasmtime","ecosystem":"crates.io","purl":"pkg:cargo/wasmtime"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0.0.0-0"},{"fixed":"36.0.7"},{"introduced":"37.0.0"},{"fixed":"42.0.2"},{"introduced":"43.0.0"},{"fixed":"43.0.1"}]}],"ecosystem_specific":{"affected_functions":null,"affects":{"arch":[],"functions":[],"os":[]}},"database_specific":{"categories":[],"cvss":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","informational":null,"source":"https://github.com/rustsec/advisory-db/blob/osv/crates/RUSTSEC-2026-0089.json"}}],"references":[{"type":"PACKAGE","url":"https://crates.io/crates/wasmtime"},{"type":"ADVISORY","url":"https://rustsec.org/advisories/RUSTSEC-2026-0089.html"},{"type":"WEB","url":"https://github.com/bytecodealliance/wasmtime/pull/13010"}],"database_specific":{"license":"CC0-1.0"},"severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N"}]}