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CVE-2026-84565 (GCVE-0-2026-84565)

Vulnerability from cvelistv5 – Published: 2026-09-14 20:50 – Updated: 2026-09-14 20:50
VLAI
Summary
An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. Processing a maliciously crafted disk image may lead to unexpected app termination.
Severity
7.1 (High)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
CWE
  • Processing a maliciously crafted disk image may lead to unexpected app termination
Assigner
References
Impacted products
Vendor Product Version CPE status
Apple macOS Affected: 0 , < 15.8 (custom)
Affected: 0 , < 26.7 (custom)
Affected: 0 , < 27 (custom)
guessed Create a notification for this product.
Show details on NVD website
To clipboard 

{
  "containers": {
    "cna": {
      "affected": [
        {
          "product": "macOS",
          "vendor": "Apple",
          "versions": [
            {
              "lessThan": "15.8",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThan": "26.7",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            },
            {
              "lessThan": "27",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. Processing a maliciously crafted disk image may lead to unexpected app termination."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Processing a maliciously crafted disk image may lead to unexpected app termination",
              "lang": "en"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-14T20:50:21.864Z",
        "orgId": "286789f9-fbc2-4510-9f9a-43facdede74c",
        "shortName": "apple"
      },
      "references": [
        {
          "url": "https://support.apple.com/en-us/149035"
        },
        {
          "url": "https://support.apple.com/en-us/149042"
        },
        {
          "url": "https://support.apple.com/en-us/149043"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "286789f9-fbc2-4510-9f9a-43facdede74c",
    "assignerShortName": "apple",
    "cveId": "CVE-2026-84565",
    "datePublished": "2026-09-14T20:50:21.864Z",
    "dateReserved": "2026-09-01T21:13:17.754Z",
    "dateUpdated": "2026-09-14T20:50:21.864Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-84565",
      "date": "2026-09-16",
      "epss": "0.00168",
      "percentile": "0.06489"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-84565\",\"sourceIdentifier\":\"product-security@apple.com\",\"published\":\"2026-09-14T21:17:32.680\",\"lastModified\":\"2026-09-16T14:11:34.313\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. Processing a maliciously crafted disk image may lead to unexpected app termination.\"}],\"affected\":[{\"source\":\"product-security@apple.com\",\"affectedData\":[{\"vendor\":\"Apple\",\"product\":\"macOS\",\"versions\":[{\"version\":\"0\",\"lessThan\":\"15.8\",\"versionType\":\"custom\",\"status\":\"affected\"},{\"version\":\"0\",\"lessThan\":\"26.7\",\"versionType\":\"custom\",\"status\":\"affected\"},{\"version\":\"0\",\"lessThan\":\"27\",\"versionType\":\"custom\",\"status\":\"affected\"}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H\",\"baseScore\":7.1,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.2}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-125\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"15.0\",\"versionEndExcluding\":\"15.8\",\"matchCriteriaId\":\"241A56D1-1E33-4317-A053-85AF8E3770B3\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"26.0\",\"versionEndExcluding\":\"26.7\",\"matchCriteriaId\":\"1BE83000-26C0-49C5-A966-BB40AD6F8BEE\"}]}]}],\"references\":[{\"url\":\"https://support.apple.com/en-us/149035\",\"source\":\"product-security@apple.com\",\"tags\":[\"Vendor Advisory\",\"Release Notes\"]},{\"url\":\"https://support.apple.com/en-us/149042\",\"source\":\"product-security@apple.com\",\"tags\":[\"Vendor Advisory\",\"Release Notes\"]},{\"url\":\"https://support.apple.com/en-us/149043\",\"source\":\"product-security@apple.com\",\"tags\":[\"Vendor Advisory\",\"Release Notes\"]}]}}"
  }
}



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Nomenclature

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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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