CVE-2025-43338

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{"affected": [{"affectedData": [{"product": "iOS and iPadOS", "vendor": "Apple", "versions": [{"lessThan": "26", "status": "affected", "version": "0", "versionType": "custom"}]}, {"product": "macOS", "vendor": "Apple", "versions": [{"lessThan": "14.8.2", "status": "affected", "version": "0", "versionType": "custom"}, {"lessThan": "14.8.4", "status": "affected", "version": "0", "versionType": "custom"}, {"lessThan": "26", "status": "affected", "version": "0", "versionType": "custom"}]}], "source": "product-security@apple.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*", "matchCriteriaId": "C4221CFD-0208-42B8-AACA-1BE6AEC3BA9A", "versionEndExcluding": "26.0", "vulnerable": true}, {"criteria": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*", "matchCriteriaId": "68DCA17A-424E-4EE3-B005-0F2E42407226", "versionEndExcluding": "26.0", "vulnerable": true}, {"criteria": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*", "matchCriteriaId": "84A2783A-5B53-4DAB-80C4-8D62E332802A", "versionEndExcluding": "14.8.2", "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 26 and iPadOS 26, macOS Sonoma 14.8.2, macOS Sonoma 14.8.4, macOS Tahoe 26. Processing a maliciously crafted media file may lead to unexpected app termination or corrupt process memory."}, {"lang": "es", "value": "Se abord\u00f3 un problema de acceso fuera de l\u00edmites con una comprobaci\u00f3n de l\u00edmites mejorada. Este problema est\u00e1 corregido en macOS Sonoma 14.8.2, iOS 26 y iPadOS 26. El procesamiento de un archivo multimedia malintencionado puede provocar el cierre inesperado de la aplicaci\u00f3n o la corrupci\u00f3n de la memoria del proceso."}], "id": "CVE-2025-43338", "lastModified": "2026-10-18T21:10:00.120", "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-2025-43338", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2025-11-04T15:12:06.627334Z", "version": "2.0.3"}}]}, "published": "2025-11-04T02:15:40.717", "references": [{"source": "product-security@apple.com", "url": "https://support.apple.com/en-us/125108"}, {"source": "product-security@apple.com", "url": "https://support.apple.com/en-us/125110"}, {"source": "product-security@apple.com", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://support.apple.com/en-us/125636"}, {"source": "product-security@apple.com", "url": "https://support.apple.com/en-us/126350"}], "sourceIdentifier": "product-security@apple.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{}

{"analysis": {"en": {"generated_at": "2026-04-28T10:27:36.647264+00:00", "value": {"mitigation_remediation": ["Upgrade the device to the latest iOS or iPadOS version (26 or higher).", "Upgrade macOS to Sonoma\u00a014.8.2 or newer, or Tahoe\u00a026 or newer.", "If an update cannot be applied immediately, disable automatic media downloads or remove external media sources to limit exposure."], "summary": {"action": "Immediate Patch", "impact": "Memory Corruption and Denial of Service"}, "threat_synthesis": {"affected_systems": "Apple devices running iOS 26 or earlier, iPadOS 26 or earlier, macOS Sonoma\u00a014.8.2,\u00a014.8.4, or macOS Tahoe\u00a026 or earlier are affected.", "description_and_impact": "An out\u2011of\u2011bounds memory access flaw exists within the media file handling path of iOS, iPadOS, and macOS. The vulnerability arises when a specially crafted media file is processed, leading to unexpected application termination or corruption of process memory. The flaw emerges from improper bounds checking and is listed as CWE\u201179 in the advisory.", "risk_and_exploitability": "The CVSS score of 7.1 indicates a high severity impact. The EPSS score of less than\u00a01% suggests that widespread exploitation is currently low. Based on the description, it is inferred that a maliciously crafted media file could trigger the flaw. The vulnerability is not listed in CISA KEV and delivery methods are not explicitly stated, so the attacker\u2019s route remains unclear."}}}}, "created": "2025-11-04T16:34:32.581315+00:00", "title": "Out\u2011of\u2011Bounds Memory Access in Media File Handling Causing Crash or Corruption", "updated": "2026-04-28T10:30:29.023011+00:00", "vendors": ["apple", "apple$PRODUCT$ios", "apple$PRODUCT$ipados", "apple$PRODUCT$macos", "apple$PRODUCT$macos_sonoma"]}