CVE-2025-43221

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{"affected": [{"affectedData": [{"product": "iOS and iPadOS", "vendor": "Apple", "versions": [{"lessThan": "18.6", "status": "affected", "version": "0", "versionType": "custom"}]}, {"product": "macOS", "vendor": "Apple", "versions": [{"lessThan": "15.6", "status": "affected", "version": "0", "versionType": "custom"}]}, {"product": "tvOS", "vendor": "Apple", "versions": [{"lessThan": "18.6", "status": "affected", "version": "0", "versionType": "custom"}]}, {"product": "visionOS", "vendor": "Apple", "versions": [{"lessThan": "2.6", "status": "affected", "version": "0", "versionType": "custom"}]}], "source": "product-security@apple.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*", "matchCriteriaId": "8ED4015E-C707-4A91-86B3-23100E0DFA8F", "versionEndExcluding": "18.6", "vulnerable": true}, {"criteria": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*", "matchCriteriaId": "BD9D42A7-DE2A-4D5A-8C7B-002A60148483", "versionEndExcluding": "18.6", "vulnerable": true}, {"criteria": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*", "matchCriteriaId": "077E4BB7-4A8B-4D18-BCD7-2938A2B8B9C8", "versionEndExcluding": "15.6", "vulnerable": true}, {"criteria": "cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*", "matchCriteriaId": "FBC1698A-3E9C-4055-B23A-13A3C22BD6EE", "versionEndExcluding": "18.6", "vulnerable": true}, {"criteria": "cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*", "matchCriteriaId": "EADBC0BD-ECAC-4E0A-B490-24649AFE5355", "versionEndExcluding": "2.6", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in iOS 18.6 and iPadOS 18.6, macOS Sequoia 15.6, tvOS 18.6, visionOS 2.6. Processing a maliciously crafted media file may lead to unexpected app termination or corrupt process memory."}, {"lang": "es", "value": "Se solucion\u00f3 un problema de acceso fuera de los l\u00edmites mejorando la comprobaci\u00f3n de los l\u00edmites. Este problema se solucion\u00f3 en macOS Sequoia 15.6, iOS 18.6, iPadOS 18.6, visionOS 2.6 y tvOS 18.6. Procesar un archivo multimedia manipulado con fines maliciosos puede provocar el cierre inesperado de la aplicaci\u00f3n o la corrupci\u00f3n de la memoria del proceso."}], "id": "CVE-2025-43221", "lastModified": "2026-06-17T09:23:31.550", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.2, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-43221", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2025-07-30T13:28:42.372243Z", "version": "2.0.3"}}]}, "published": "2025-07-30T00:15:34.160", "references": [{"source": "product-security@apple.com", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://support.apple.com/en-us/124147"}, {"source": "product-security@apple.com", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://support.apple.com/en-us/124149"}, {"source": "product-security@apple.com", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://support.apple.com/en-us/124153"}, {"source": "product-security@apple.com", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://support.apple.com/en-us/124154"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://seclists.org/fulldisclosure/2025/Jul/30"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://seclists.org/fulldisclosure/2025/Jul/32"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://seclists.org/fulldisclosure/2025/Jul/36"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://seclists.org/fulldisclosure/2025/Jul/37"}], "sourceIdentifier": "product-security@apple.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-125"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{}

{"analysis": {"en": {"generated_at": "2026-04-28T00:53:41.699494+00:00", "value": {"mitigation_remediation": ["Upgrade all affected Apple systems to the patched versions: iOS\u00a018.6, iPadOS\u00a018.6, macOS\u202fSequoia\u202f15.6, tvOS\u00a018.6, or visionOS\u202f2.6 or later.", "Configure devices to apply automatic OS updates or manually install the latest security updates as soon as they become available.", "If an update cannot be applied immediately, restrict the use of untrusted media files, use sandboxing or application whitelisting where possible, and monitor for abnormal application crashes or memory corruption events."], "summary": {"action": "Immediate Patch", "impact": "Memory corruption or application termination"}, "threat_synthesis": {"affected_systems": "The vulnerability affects Apple operating systems: iOS, iPadOS, macOS, tvOS, and visionOS. The issue is fixed in iOS\u00a018.6 and iPadOS\u00a018.6, macOS\u202fSequoia\u202f15.6, tvOS\u00a018.6, and visionOS\u202f2.6. Any device running earlier versions of these operating systems is potentially affected.", "description_and_impact": "An out-of-bounds access flaw was discovered in the media file parsing routine. The flaw is due to insufficient bounds checking, so a maliciously crafted media file can cause an unexpected app termination or corrupt the memory of the process handling the media. This could lead to application instability and, if the corrupted memory is exploited, potential compromise of the process.", "risk_and_exploitability": "The CVSS score of 7.1 indicates a high-level impact. The EPSS score of less than 1% points to a low likelihood of current exploitation. The vulnerability is not listed in the CISA KEV catalog. Based on the description, the likely attack vector is local; an attacker who can supply a malicious media file to the target will trigger the fault. Because the flaw resides in media processing, any application that accepts media from untrusted sources could be impacted."}}}}, "created": "2025-07-30T10:14:06.103941+00:00", "title": "Out\u2011of\u2011Bounds Access in Media File Processing Causing App Termination or Memory Corruption", "updated": "2026-04-28T01:00:10.111759+00:00", "vendors": ["apple", "apple$PRODUCT$ios", "apple$PRODUCT$ipados", "apple$PRODUCT$macos", "apple$PRODUCT$macos_sequoia", "apple$PRODUCT$tvos", "apple$PRODUCT$visionos"]}