{"schema":"threatline.record/2","record":{"id":"CVE-2021-30807","aliases":[],"summary":"Apple Multiple Products Memory Corruption Vulnerability","details":"Apple iOS, iPadOS, macOS, and watchOS IOMobileFrameBuffer contain a memory corruption vulnerability which may allow an application to execute code with kernel privileges.","categories":["Unclassified"],"product":"Multiple Products","vendor":"Apple","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2021-30807","source_modified_at":"2025-10-21T23:25:28.262Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"macOS","vendor":"Apple","versions":[{"lessThan":"11.5","status":"affected","version":"unspecified","versionType":"custom"}],"defaultStatus":null},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2021-30807","source_modified_at":"2025-10-21T23:25:28.262Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"macOS","vendor":"Apple","versions":[{"lessThan":"14.7","status":"affected","version":"unspecified","versionType":"custom"}],"defaultStatus":null},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2021-30807","source_modified_at":"2025-10-21T23:25:28.262Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"macOS","vendor":"Apple","versions":[{"lessThan":"7.6","status":"affected","version":"unspecified","versionType":"custom"}],"defaultStatus":null}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2021-30807","source_modified_at":"2025-10-21T23:25:28.262Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"name":"macOS","ecosystem":null},"version":"11.5","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2021-30807","source_modified_at":"2025-10-21T23:25:28.262Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"name":"macOS","ecosystem":null},"version":"14.7","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2021-30807","source_modified_at":"2025-10-21T23:25:28.262Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"name":"macOS","ecosystem":null},"version":"7.6","basis":"first unaffected version stated in the CVE record"}],"cvss":7.8,"severity":"High","kev":{"listed":true,"date_added":"2021-11-03","due_date":"2021-11-17","required_action":"Apply updates per vendor instructions.","ransomware_campaign_use":"Unknown"},"epss":{"probability":0.28839,"percentile":0.98153,"score_date":"2026-10-23"},"published_at":"2021-10-19T13:12:40.000Z","modified_at":"2025-10-21T23:25:28.262Z","provenance":[{"source":"CISA KEV","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23T17:00:09.9001Z"},{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2021-30807","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2025-10-21T23:25:28.262Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2021-30807","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CISA KEV","CVE List","EPSS"],"references":[{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-30807","source":"CISA KEV"},{"source":"CVE List","url":"https://support.apple.com/en-us/HT212622","tags":["x_refsource_MISC","x_transferred"]},{"source":"CVE List","url":"https://support.apple.com/en-us/HT212623","tags":["x_refsource_MISC","x_transferred"]},{"source":"CVE List","url":"https://support.apple.com/en-us/HT212713","tags":["x_refsource_MISC","x_transferred"]},{"source":"CVE List","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-30807","tags":["government-resource"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CISA ADP","ssvc":{"exploitation":"active","automatable":"no","technical_impact":"total","assessed_at":"2025-01-29T17:23:39.807032Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2025-10-21T23:25:28.262Z","content_hash":"8a6f7ecdd106b161c9f0ac2c4a61ea92f044fb245244055cbd86c8aa83e74d1e"}}