GHSA-85gj-cvfx-w74qMediumCVSS 4.0
Wasmtime before 36.0.17, 37.0.0 before 48.0.4, and 49.0.0 before 49.0.2 contains a denial of...
🔗 CVE IDs covered (1)
📋 Description
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 performs O(n) host work per subscription without consuming or checking fuel. Malicious guest modules can pass many subscriptions to force long-running host computation that ignores configured fuel limits.
🔗 References (4)
- https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-j366-h8gg-77pm
- https://nvd.nist.gov/vuln/detail/CVE-2026-115380
- https://www.vulncheck.com/advisories/wasmtime-before-36.0.17-37.0.0-before-48.0.4-and-49.0.0-before-49.0.2-fuel-limit-bypass-dos-via-wasi-preview-0-poll-oneoff
- https://github.com/advisories/GHSA-85gj-cvfx-w74q