RUSTSEC-2026-0321

vendorUSosv

WASI preview 0 implementation of `poll_oneoff` circumvents fuel consumption

view advisory published 2026-10-02Licence: 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-j366-h8gg-77pm For more information see the GitHub-hosted security advisory.

describes (1)

Related CVEs.

ID	severity	EPSS	exploitable	published
CVE-2026-115380US	medium4.0	0.12% (2nd)	—	2026-10-22
Wasmtime before 36.0.17, 37.0.0 before 48.0.4, and 49.0.0 before 49.0.2 contains a denial of service vulnerability in the wasmtime-wasi WASI preview 0 poll_oneoff adapter, which pe…

references

External citations — patches, advisories, analysis.

https://crates.io/crates/wasmtime-wasiPACKAGE
https://github.com/bytecodealliance/wasmtime/pull/14481WEB
https://rustsec.org/advisories/RUSTSEC-2026-0321.htmlADVISORY

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