{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-43773", "assignerOrgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "state": "PUBLISHED", "assignerShortName": "apple", "dateReserved": "2026-05-01T22:46:27.818Z", "datePublished": "2026-07-27T20:13:35.376Z", "dateUpdated": "2026-07-28T14:11:14.799Z" }, "containers": { "cna": { "problemTypes": [ { "descriptions": [ { "lang": "en", "description": "Mounting a maliciously crafted disk image may cause unexpected system termination or corrupt kernel memory" } ] } ], "affected": [ { "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" } ] } ], "descriptions": [ { "lang": "en", "value": "An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. Mounting a maliciously crafted disk image may cause unexpected system termination or corrupt kernel memory." } ], "references": [ { "url": "https://support.apple.com/en-us/128067" }, { "url": "https://support.apple.com/en-us/128071" }, { "url": "https://support.apple.com/en-us/128072" } ], "providerMetadata": { "orgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "shortName": "apple", "dateUpdated": "2026-07-27T20:13:35.376Z" } }, "adp": [ { "problemTypes": [ { "descriptions": [ { "type": "CWE", "cweId": "CWE-125", "lang": "en", "description": "CWE-125 Out-of-bounds Read" } ] } ], "metrics": [ { "cvssV3_1": { "scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH" } }, { "other": { "type": "ssvc", "content": { "timestamp": "2026-07-28T14:11:10.259293Z", "id": "CVE-2026-43773", "options": [ { "Exploitation": "none" }, { "Automatable": "yes" }, { "Technical Impact": "total" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-28T14:11:14.799Z" } } ] } }