{"id":"CVE-2026-46690","revision":"1cb70533dab340e989bd478e1d286b5e","records":[{"revision":"1cb70533dab340e989bd478e1d286b5e","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-46690","aliases":[],"title":"unbounded-spsc: Sender::send pointer-as-value transmute causes OOB read and fake-Arc drop under TX/RX race","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":"2026-06-12T14:56:10.356+00:00","modifiedAt":"2026-06-12T15:54:30.265+00:00","affected":[{"ecosystem":"Vendor product","name":"unbounded-spsc","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"spearman\",\n                    \"product\": \"unbounded-spsc\",\n                    \"versions\": [\n                        {\n                            \"version\": \"<= 0.2.0\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","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://www.cve.org/CVERecord?id=CVE-2026-46690","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-46690","identifiers":["CVE-2026-46690"]},"retained":false,"historicalAffected":[]}],"coverage":[]}