RUSTSEC-2026-0087

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Source

https://rustsec.org/advisories/RUSTSEC-2026-0087

Import Source

https://github.com/rustsec/advisory-db/blob/osv/crates/RUSTSEC-2026-0087.json

JSON Data

https://api.osv.dev/v1/vulns/RUSTSEC-2026-0087

Aliases

CVE-2026-34944
GHSA-qqfj-4vcm-26hv

Published

2026-04-09T12:00:00Z

Modified

2026-04-09T20:00:43.841714Z

Severity

4.1 (Medium) CVSS_V4 - CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N CVSS Calculator

Summary

Wasmtime segfault or unused out-of-sandbox load with `f64x2.splat` operator on Cranelift x86-64

Details

This is an entry in the RustSec database for the Wasmtime security advisory located at https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-qqfj-4vcm-26hv For more information see the GitHub-hosted security advisory.

Database specific

{
    "license": "CC0-1.0"
}

References

Affected packages

crates.io / wasmtime

Package

Name: wasmtime; View open source insights on deps.dev
Purl: pkg:cargo/wasmtime

Affected ranges

Type: SEMVER
Events: Introduced

0.0.0-0

Fixed

24.0.7

Introduced

25.0.0

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": {
        "functions": [],
        "arch": [],
        "os": []
    }
}

Database specific

source

"https://github.com/rustsec/advisory-db/blob/osv/crates/RUSTSEC-2026-0087.json"

informational

null