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Wasmtime vulnerable to panic when using a dropped extenref-typed element segment

Exact source revision recorded 23 Oct 2026 15:48:27 UTC. It does not establish the source's current position. Latest evidence.

cve-program · CVE-2024-30266

Published

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.

Source published
4 Apr 2024 15:42:00 UTC
Source modified
2 Aug 2024 01:32:07 UTC
Observed here
23 Oct 2026 15:48:27 UTC
Source terms
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CVSS 3.1 · 3.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

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Sources read 10 Nov 12:38 UTC · 275 of 275 readable · 273 fully read · documentation 469/469 current