{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-64771",
        "assignerOrgId": "286789f9-fbc2-4510-9f9a-43facdede74c",
        "state": "PUBLISHED",
        "assignerShortName": "apple",
        "dateReserved": "2026-07-20T18:10:53.025Z",
        "datePublished": "2026-07-27T20:13:54.442Z",
        "dateUpdated": "2026-07-28T14:00:16.924Z"
    },
    "containers": {
        "cna": {
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "description": "A remote attacker may be able to cause unexpected application termination or heap corruption"
                        }
                    ]
                }
            ],
            "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": "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"
                        }
                    ]
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "value": "A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6. A remote attacker may be able to cause unexpected application termination or heap corruption."
                }
            ],
            "references": [
                {
                    "url": "https://support.apple.com/en-us/128066"
                },
                {
                    "url": "https://support.apple.com/en-us/128067"
                },
                {
                    "url": "https://support.apple.com/en-us/128069"
                },
                {
                    "url": "https://support.apple.com/en-us/128070"
                },
                {
                    "url": "https://support.apple.com/en-us/128071"
                }
            ],
            "providerMetadata": {
                "orgId": "286789f9-fbc2-4510-9f9a-43facdede74c",
                "shortName": "apple",
                "dateUpdated": "2026-07-27T20:13:54.442Z"
            }
        },
        "adp": [
            {
                "problemTypes": [
                    {
                        "descriptions": [
                            {
                                "type": "CWE",
                                "cweId": "CWE-119",
                                "lang": "en",
                                "description": "CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer"
                            }
                        ]
                    }
                ],
                "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": "2026-07-28T14:00:07.161761Z",
                                "id": "CVE-2026-64771",
                                "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": "2026-07-28T14:00:16.924Z"
                }
            }
        ]
    }
}