RUSTSEC-2026-0089

vendorUSosv

Host panic when Winch compiler executes `table.fill`

view advisory published 2026-04-09Licence: CC0-1.0

This is an entry in the RustSec database for the Wasmtime security advisory located at https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-q49f-xg75-m9xw For more information see the GitHub-hosted security advisory.

01

describes (1)

Related CVEs.

IDseverity exploitable
CVE-2026-34946UShigh7.5—
Wasmtime is a runtime for WebAssembly. From 25.0.0 to before 36.0.7, 42.0.2, and 43.0.1, Wasmtime's Winch compiler contains a vulnerability where the compilation of the table.fill…
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references

External citations — patches, advisories, analysis.

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