{"id":"CVE-2026-46690","revision":"19033948e0fa4157af2dfc9164d3eb3e","records":[{"revision":"19033948e0fa4157af2dfc9164d3eb3e","observedAt":"2026-10-27T13:11:40.402+00:00","statement":{"source":"nvd","id":"CVE-2026-46690","aliases":[],"title":"unbounded_spsc is an \"unbounded\" extension of bounded_spsc_queue. In versions 0.2.0 and prior, sender::send pointer-as-value transmute causes OOB read and fake-Arc drop under TX/RX race. At time of publication, there are no publicly availab…","description":"unbounded_spsc is an \"unbounded\" extension of bounded_spsc_queue. In versions 0.2.0 and prior, sender::send pointer-as-value transmute causes OOB read and fake-Arc drop under TX/RX race. At time of publication, there are no publicly available patches.","state":0,"publishedAt":"2026-06-12T16:16:29.197+00:00","modifiedAt":"2026-10-26T11:10:00.157+00:00","affected":[],"metrics":[{"system":"CVSS 3.1 · security-advisories@github.com · Secondary","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:H","score":5.8,"severity":"MEDIUM"},{"system":"CVSS 3.1 · nvd@nist.gov · Primary","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:H","score":5.8,"severity":"MEDIUM"}],"references":["https://github.com/spearman/unbounded-spsc/security/advisories/GHSA-6m57-8r3p-pqx6"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-46690","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Analyzed","weaknesses":["CWE-125","CWE-415","CWE-704","CWE-787"],"productCriteria":["cpe:2.3:a:spearman:unbounded-spsc:*:*:*:*:*:*:*:*"],"sourceDates":{"published":"2026-06-12T16:16:29.197","lastModified":"2026-10-26T11:10:00.157"},"relatedAdvisories":[],"note":"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."},"key":"nvd:CVE-2026-46690","identifiers":["CVE-2026-46690"]},"retained":false,"historicalAffected":[]}],"coverage":[]}