{"id":"CVE-2026-84509","revision":null,"records":[{"revision":"6a406d42c08b4905bc1c6a17116c8ea3","observedAt":"2026-10-26T21:35:30.991+00:00","statement":{"source":"cve-program","id":"CVE-2026-84509","aliases":[],"title":"An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. Connecting to a malicious SMB server may lead to unexpected system termination.","description":"An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. Connecting to a malicious SMB server may lead to unexpected system termination.","state":0,"publishedAt":"2026-09-14T20:49:59.838+00:00","modifiedAt":"2026-10-26T20:39:27.428+00:00","affected":[{"ecosystem":"Vendor product","name":"macOS","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Apple\",\n                    \"product\": \"macOS\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0\",\n                            \"status\": \"affected\",\n                            \"lessThan\": \"15.8\",\n                            \"versionType\": \"custom\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"status\": \"affected\",\n                            \"lessThan\": \"26.7\",\n                            \"versionType\": \"custom\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"status\": \"affected\",\n                            \"lessThan\": \"27\",\n                            \"versionType\": \"custom\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://support.apple.com/en-us/149035","https://support.apple.com/en-us/149042","https://support.apple.com/en-us/149043"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-84509","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-84509","identifiers":["CVE-2026-84509"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. Missing entries do not establish absence of exploitation.","generation":"2026-10-29T06:48:01.7437866+00:00","complete":true,"records":1762,"lastAttemptAt":"2026-10-29T06:48:01.7437866+00:00","lastSuccessAt":"2026-10-29T06:48:01.9074466+00:00","error":null,"lastVerifiedAt":"2026-10-29T06:48:01.9074483+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"cve-program","scope":"Official CVE Program baseline and cumulative hourly delta; all vendors, published and rejected records","generation":"cve-b1f3f808444d5ea9fdb7335a1abbcb8866c29481d9b152338762db9defc61d11-e139cb262d4d0419dfc0f7f1002bc46053a761afd61c496f42c854252ae6cdd5","complete":true,"records":416321,"lastAttemptAt":"2026-10-29T06:48:01.2029838+00:00","lastSuccessAt":"2026-10-29T06:48:01.1495511+00:00","error":null,"lastVerifiedAt":"2026-10-29T06:48:01.2029838+00:00","snapshotPublishedAt":"2026-10-29T06:25:37+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"euvd","scope":"Rolling EUVD lookups of CVE aliases in current public OSV archives; 500 identifiers per refresh, rechecked after 48 hours. Not a global EUVD catalog. Successful not-found lookups count as checked; they do not imply withdrawal or safety. No reader inventory is sent.","generation":"enrichment-3b2e83dd5b34445d9dec72daa1b4b7b5","complete":true,"records":13493,"lastAttemptAt":"2026-10-29T06:48:28.8817681+00:00","lastSuccessAt":"2026-10-29T03:27:42.955+00:00","error":null,"lastVerifiedAt":"2026-10-29T03:27:42.955+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":13574,"expectedIdentifiers":13574,"failedIdentifiers":0},{"source":"first-epss:nuget","scope":"FIRST EPSS for explicit CVE aliases in the collected public NuGet archive. Not a global EPSS backfill.","generation":"2026-10-29T06:48:01.7437866+00:00","complete":true,"records":1094,"lastAttemptAt":"2026-10-29T06:48:01.7437866+00:00","lastSuccessAt":"2026-10-29T06:48:01.908221+00:00","error":null,"lastVerifiedAt":"2026-10-29T06:48:01.9082213+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"nvd","scope":"Rolling NVD lookups of CVE aliases in current public OSV archives; 500 identifiers per refresh, rechecked after 48 hours. Not a global NVD catalog. Successful not-found lookups count as checked; they do not imply withdrawal or safety. No reader inventory is sent.","generation":"enrichment-e526684ef9e6469baf304e58cd38b94a","complete":false,"records":13508,"lastAttemptAt":"2026-10-29T06:48:28.326025+00:00","lastSuccessAt":"2026-10-29T06:48:28.323+00:00","error":null,"lastVerifiedAt":"2026-10-29T06:48:28.323+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":13573,"expectedIdentifiers":13574,"failedIdentifiers":0},{"source":"osv:Go","scope":"Complete OSV Go ecosystem archive, including withdrawn and malicious-package source records; statement counts are not unique CVE counts","generation":"go-fc959b29ab508e2a816420caaa356e6d36e5d24778ebe897e047b2d9f7a859ea","complete":true,"records":9804,"lastAttemptAt":"2026-10-29T06:48:01.5541497+00:00","lastSuccessAt":"2026-10-28T21:57:04.9293356+00:00","error":null,"lastVerifiedAt":"2026-10-29T06:48:01.5541497+00:00","snapshotPublishedAt":"2026-10-28T21:33:04+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"osv:NuGet","scope":"Complete OSV NuGet ecosystem archive, including GitHub Advisory Database records; NuGet version matching only","generation":"nuget-2de9ccc5290f060c7aa63f89c25dd76f655a64ba1aba7c05c97fa3bee4f09899","complete":true,"records":1967,"lastAttemptAt":"2026-10-29T06:48:01.3470884+00:00","lastSuccessAt":"2026-10-28T20:55:34.2982937+00:00","error":null,"lastVerifiedAt":"2026-10-29T06:48:01.3470884+00:00","snapshotPublishedAt":"2026-10-28T20:03:08+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"osv:crates.io","scope":"Complete OSV crates.io ecosystem archive, including withdrawn and malicious-package source records; statement counts are not unique CVE counts","generation":"crates.io-851be70fd8ecd5e92a54ae7ac7e0c1326051f9b79107b41f70cc6adc68bca050","complete":true,"records":3004,"lastAttemptAt":"2026-10-29T06:48:01.6717083+00:00","lastSuccessAt":"2026-10-28T22:55:31.7476062+00:00","error":null,"lastVerifiedAt":"2026-10-29T06:48:01.6717083+00:00","snapshotPublishedAt":"2026-10-28T21:33:04+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"osv:npm","scope":"Complete OSV npm ecosystem archive, including withdrawn and malicious-package source records; statement counts are not unique CVE counts","generation":"npm-d645872abd371f64972692b7250e7fd8e46cce6b1fe22ffec90fdffee1e247e5","complete":true,"records":230906,"lastAttemptAt":"2026-10-29T06:48:01.4503893+00:00","lastSuccessAt":"2026-10-29T03:27:13.9555317+00:00","error":null,"lastVerifiedAt":"2026-10-29T06:48:01.4503893+00:00","snapshotPublishedAt":"2026-10-29T03:03:16+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null}]}