EUVD-2026-36469Published

unbounded-spsc: Sender::send pointer-as-value transmute causes OOB read and fake-Arc drop under TX/RX race

cve-program · CVE-2026-46690

Published

unbounded-spsc

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "vendor": "spearman",
                    "product": "unbounded-spsc",
                    "versions": [
                        {
                            "version": "<= 0.2.0",
                            "status": "affected"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON

euvd · EUVD-2026-36469

Published

EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON.

Original publisher date fields

datePublished: Jun 12, 2026, 2:56:10 PM

dateUpdated: Jun 12, 2026, 3:54:30 PM

No normalized affected-package data is projected for this source revision. The original publisher record may contain additional product and version evidence; this does not establish that a package is unaffected.

Original source record · Cite this exact observation · Complete original publisher JSON

nvd · CVE-2026-46690

Published

NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON.

Source analysis status: Analyzed

Weakness classifications: CWE-125 · CWE-415 · CWE-704 · CWE-787

Original publisher date fields

published: 2026-06-12T16:16:29.197

lastModified: 2026-10-26T11:10:00.157

1 source CPE criteria · context only

cpe:2.3:a:spearman:unbounded-spsc:*:*:*:*:*:*:*:*

The original JSON retains the logical configuration operators, exclusions and version bounds.

Original source record · Cite this exact observation · Complete original publisher JSON

osv · GHSA-6m57-8r3p-pqx6

Published

unbounded-spsc

crates.io

SEMVER · introduced 0 → last_affected 0.2.0

Original source record · Cite this exact observation · Complete original publisher JSON