{"id":"CVE-2026-84571","state":"PUBLISHED","title":"A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27, tvOS 27, visionOS 27, watchOS 27. Processing a mal","description":"A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27, tvOS 27, visionOS 27, watchOS 27. Processing a maliciously crafted image may lead to unexpected app termination.","publishedAt":"2026-09-14T20:49:14.320Z","updatedAt":"2026-10-26T20:37:52.413Z","severity":{"score":4.3,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L","source":"CISA-ADP"},"assigner":"apple","products":["Apple iOS and iPadOS","Apple macOS","Apple tvOS","Apple visionOS","Apple watchOS"],"affected":[{"vendor":"Apple","product":"iOS and iPadOS","versions":[{"version":"0","status":"affected","lessThan":"27","versionType":"custom"}]},{"vendor":"Apple","product":"macOS","versions":[{"version":"0","status":"affected","lessThan":"27","versionType":"custom"}]},{"vendor":"Apple","product":"tvOS","versions":[{"version":"0","status":"affected","lessThan":"27","versionType":"custom"}]},{"vendor":"Apple","product":"visionOS","versions":[{"version":"0","status":"affected","lessThan":"27","versionType":"custom"}]},{"vendor":"Apple","product":"watchOS","versions":[{"version":"0","status":"affected","lessThan":"27","versionType":"custom"}]}],"references":["https://support.apple.com/en-us/149034","https://support.apple.com/en-us/149035","https://support.apple.com/en-us/149036","https://support.apple.com/en-us/149037","https://support.apple.com/en-us/149038"],"weaknesses":["CWE-120"],"ingestedAt":"2026-10-29T20:13:15.269Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/84xxx/CVE-2026-84571.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-84571","state":"PUBLISHED","datePublished":"2026-09-14T20:49:14.320Z","dateUpdated":"2026-10-26T20:37:52.413Z","assignerShortName":"apple","assignerOrgId":"286789f9-fbc2-4510-9f9a-43facdede74c","dateReserved":"2026-09-01T21:13:17.755Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27, tvOS 27, visionOS 27, watchOS 27. Processing a maliciously crafted image may lead to unexpected app termination."}],"affected":[{"vendor":"Apple","product":"iOS and iPadOS","versions":[{"version":"0","status":"affected","lessThan":"27","versionType":"custom"}]},{"vendor":"Apple","product":"macOS","versions":[{"version":"0","status":"affected","lessThan":"27","versionType":"custom"}]},{"vendor":"Apple","product":"tvOS","versions":[{"version":"0","status":"affected","lessThan":"27","versionType":"custom"}]},{"vendor":"Apple","product":"visionOS","versions":[{"version":"0","status":"affected","lessThan":"27","versionType":"custom"}]},{"vendor":"Apple","product":"watchOS","versions":[{"version":"0","status":"affected","lessThan":"27","versionType":"custom"}]}],"references":[{"url":"https://support.apple.com/en-us/149034"},{"url":"https://support.apple.com/en-us/149035"},{"url":"https://support.apple.com/en-us/149036"},{"url":"https://support.apple.com/en-us/149037"},{"url":"https://support.apple.com/en-us/149038"}],"problemTypes":[{"descriptions":[{"lang":"en","description":"Processing a maliciously crafted image may lead to unexpected app termination"}]}],"providerMetadata":{"shortName":"apple","orgId":"286789f9-fbc2-4510-9f9a-43facdede74c","dateUpdated":"2026-10-26T20:37:52.413Z"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":4.3,"attackVector":"NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L","integrityImpact":"NONE","userInteraction":"REQUIRED","attackComplexity":"LOW","availabilityImpact":"LOW","privilegesRequired":"NONE","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-09-17T16:58:06.704303Z","id":"CVE-2026-84571","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-120","type":"CWE","lang":"en","description":"CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-09-17T16:58:09.264Z"}}]}}}