{"id":"CVE-2026-64754","state":"PUBLISHED","title":"An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26","description":"An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6. Processing a maliciously crafted file may lead to a denial-of-service.","publishedAt":"2026-07-27T20:12:20.455Z","updatedAt":"2026-07-28T18:39:53.073Z","severity":{"score":5.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","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":"26.6","versionType":"custom"}]},{"vendor":"Apple","product":"macOS","versions":[{"version":"0","status":"affected","lessThan":"14.8.8","versionType":"custom"},{"version":"0","status":"affected","lessThan":"15.7.8","versionType":"custom"},{"version":"0","status":"affected","lessThan":"26.6","versionType":"custom"}]},{"vendor":"Apple","product":"tvOS","versions":[{"version":"0","status":"affected","lessThan":"26.6","versionType":"custom"}]},{"vendor":"Apple","product":"visionOS","versions":[{"version":"0","status":"affected","lessThan":"26.6","versionType":"custom"}]},{"vendor":"Apple","product":"watchOS","versions":[{"version":"0","status":"affected","lessThan":"26.6","versionType":"custom"}]}],"references":["https://support.apple.com/en-us/128066","https://support.apple.com/en-us/128067","https://support.apple.com/en-us/128068","https://support.apple.com/en-us/128069","https://support.apple.com/en-us/128070","https://support.apple.com/en-us/128071","https://support.apple.com/en-us/128072"],"weaknesses":["CWE-787"],"ingestedAt":"2026-10-29T20:12:41.951Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/64xxx/CVE-2026-64754.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-64754","state":"PUBLISHED","datePublished":"2026-07-27T20:12:20.455Z","dateUpdated":"2026-07-28T18:39:53.073Z","assignerShortName":"apple","assignerOrgId":"286789f9-fbc2-4510-9f9a-43facdede74c","dateReserved":"2026-07-20T18:10:30.632Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6. Processing a maliciously crafted file may lead to a denial-of-service."}],"affected":[{"vendor":"Apple","product":"iOS and iPadOS","versions":[{"version":"0","status":"affected","lessThan":"26.6","versionType":"custom"}]},{"vendor":"Apple","product":"macOS","versions":[{"version":"0","status":"affected","lessThan":"14.8.8","versionType":"custom"},{"version":"0","status":"affected","lessThan":"15.7.8","versionType":"custom"},{"version":"0","status":"affected","lessThan":"26.6","versionType":"custom"}]},{"vendor":"Apple","product":"tvOS","versions":[{"version":"0","status":"affected","lessThan":"26.6","versionType":"custom"}]},{"vendor":"Apple","product":"visionOS","versions":[{"version":"0","status":"affected","lessThan":"26.6","versionType":"custom"}]},{"vendor":"Apple","product":"watchOS","versions":[{"version":"0","status":"affected","lessThan":"26.6","versionType":"custom"}]}],"references":[{"url":"https://support.apple.com/en-us/128066"},{"url":"https://support.apple.com/en-us/128067"},{"url":"https://support.apple.com/en-us/128068"},{"url":"https://support.apple.com/en-us/128069"},{"url":"https://support.apple.com/en-us/128070"},{"url":"https://support.apple.com/en-us/128071"},{"url":"https://support.apple.com/en-us/128072"}],"problemTypes":[{"descriptions":[{"lang":"en","description":"Processing a maliciously crafted file may lead to a denial-of-service"}]}],"providerMetadata":{"shortName":"apple","orgId":"286789f9-fbc2-4510-9f9a-43facdede74c","dateUpdated":"2026-07-27T20:12:20.455Z"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":5.5,"attackVector":"LOCAL","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"REQUIRED","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-07-28T18:33:56.394084Z","id":"CVE-2026-64754","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-787","type":"CWE","lang":"en","description":"CWE-787 Out-of-bounds Write"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-07-28T18:39:53.073Z"}}]}}}