CVE-2026-20616

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{"affected": [{"affectedData": [{"product": "iOS and iPadOS", "vendor": "Apple", "versions": [{"lessThan": "18.7.5", "status": "affected", "version": "0", "versionType": "custom"}]}, {"product": "macOS", "vendor": "Apple", "versions": [{"lessThan": "14.8.4", "status": "affected", "version": "0", "versionType": "custom"}, {"lessThan": "26.3", "status": "affected", "version": "0", "versionType": "custom"}]}, {"product": "visionOS", "vendor": "Apple", "versions": [{"lessThan": "26.3", "status": "affected", "version": "0", "versionType": "custom"}]}], "source": "product-security@apple.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*", "matchCriteriaId": "5DF4C0EE-C67C-4BA1-BB50-C51DEC72E486", "versionEndExcluding": "18.7.5", "vulnerable": true}, {"criteria": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*", "matchCriteriaId": "273784FD-F8F0-466D-AF6E-5511FF3781B7", "versionEndExcluding": "18.7.5", "vulnerable": true}, {"criteria": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*", "matchCriteriaId": "E899D2A7-973C-4A46-B479-C245E5DFABE9", "versionEndExcluding": "14.8.4", "versionStartIncluding": "14.0", "vulnerable": true}, {"criteria": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*", "matchCriteriaId": "0488A377-7971-4703-8823-05BF1E23CF48", "versionEndExcluding": "26.3", "versionStartIncluding": "26.0", "vulnerable": true}, {"criteria": "cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*", "matchCriteriaId": "388EDB3F-A14E-4922-B88A-F1CB6DE50A2A", "versionEndExcluding": "26.3", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7.5 and iPadOS 18.7.5, macOS Sonoma 14.8.4, macOS Tahoe 26.3, visionOS 26.3. Processing a maliciously crafted USD file may lead to unexpected app termination."}, {"lang": "es", "value": "Se abord\u00f3 un problema de escritura fuera de l\u00edmites con una comprobaci\u00f3n de l\u00edmites mejorada. Este problema se corrigi\u00f3 en iOS 18.7.5 y iPadOS 18.7.5, macOS Tahoe 26.3, macOS Sonoma 14.8.4, visionOS 26.3. El procesamiento de un archivo USD creado con fines maliciosos puede provocar la terminaci\u00f3n inesperada de la aplicaci\u00f3n."}], "id": "CVE-2026-20616", "lastModified": "2026-06-17T10:17:32.170", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-20616", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-03-14T03:55:29.455174Z", "version": "2.0.3"}}]}, "published": "2026-02-11T23:16:05.160", "references": [{"source": "product-security@apple.com", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://support.apple.com/en-us/126347"}, {"source": "product-security@apple.com", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://support.apple.com/en-us/126348"}, {"source": "product-security@apple.com", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://support.apple.com/en-us/126350"}, {"source": "product-security@apple.com", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://support.apple.com/en-us/126353"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "url": "https://www.zerodayinitiative.com/advisories/ZDI-26-176/"}], "sourceIdentifier": "product-security@apple.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-787"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,18.7)"}}], "product": "ios_and_ipados", "vendor": "apple"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,26.3)"}}], "product": "macos", "vendor": "apple"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,14.8)"}}], "product": "macos", "vendor": "apple"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,26.3)"}}], "product": "visionos", "vendor": "apple"}], "analysis": {"en": {"generated_at": "2026-04-15T21:01:57.326208+00:00", "value": {"mitigation_remediation": ["Apply the latest OS updates that contain the fix for iOS\u202f18.7.5, iPadOS\u202f18.7.5, macOS Sonoma\u202f14.8.4, macOS Tahoe\u202f26.3 and visionOS\u202f26.3.", "If a device cannot be updated, restrict or avoid opening USD files from untrusted sources.", "For applications that process USD files, ensure they are using the latest library version that includes proper bounds checking.", "Consider employing sandboxing or file type restriction for apps that handle USD files to limit the impact of potential crashes."], "summary": {"action": "Update", "impact": "Denial of Service via application crash"}, "threat_synthesis": {"affected_systems": "Affected Apple platforms include iOS, iPadOS, macOS, and visionOS. The issue has been fixed in iOS\u202f18.7.5 and iPadOS\u202f18.7.5, macOS Sonoma\u202f14.8.4, macOS Tahoe\u202f26.3 and visionOS\u202f26.3. Any earlier releases of these operating systems are potentially vulnerable until the corresponding update is applied.", "description_and_impact": "The vulnerability is an out-of-bounds write that occurs when processing a deliberately malformed USD file. The flaw allows malicious data to overwrite memory beyond the intended buffer, leading to unexpected application termination. The weakness is classified as CWE\u2011787. Because the damage is limited to application instability, the primary impact is a denial of service rather than full system compromise.", "risk_and_exploitability": "The vulnerability scores a CVSS of 8.8, indicating a high severity. Its EPSS score is below 1\u202f%, suggesting that exploitation is currently unlikely to be widespread. The flaw is not listed in the CISA KEV catalog. Attackers would need to supply a crafted USD file to the vulnerable application, which likely requires local or user\u2011initiated file access; there is no evidence of remote exploitation paths."}}}}, "created": "2026-02-12T09:02:51.128869+00:00", "title": "Out-of-Bounds Write in USD File Handling Leading to App Termination", "updated": "2026-04-15T21:15:13.574856+00:00", "vendors": ["apple", "apple$PRODUCT$ios_and_ipados", "apple$PRODUCT$macos", "apple$PRODUCT$visionos"]}