CVE-2026-84539

Full vulnerability record from the local CVENow database.

Description

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27, macOS Tahoe 26.7.2. An app may be able to cause unexpected system termination.

Severity

Not scored

CVSS score

Not available

Vulnerability status

Received

Source identifier

[email protected]

Published

2026-10-26 21:20:05.610000

Last modified

2026-10-26 21:20:05.610000

View original CVE JSON

{
  "id": "CVE-2026-84539",
  "sourceIdentifier": "[email protected]",
  "published": "2026-10-26T21:20:05.610",
  "lastModified": "2026-10-26T21:20:05.610",
  "vulnStatus": "Received",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27, macOS Tahoe 26.7.2. An app may be able to cause unexpected system termination."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "Apple",
          "product": "macOS",
          "versions": [
            {
              "version": "0",
              "lessThan": "26.7.2",
              "versionType": "custom",
              "status": "affected"
            },
            {
              "version": "0",
              "lessThan": "27",
              "versionType": "custom",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {},
  "references": [
    {
      "url": "https://support.apple.com/en-us/149035",
      "source": "[email protected]"
    },
    {
      "url": "https://support.apple.com/en-us/149522",
      "source": "[email protected]"
    }
  ]
}