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CVE-2026-65396

Type: advisorySource: Official CVE List1 source record

A buffer overflow was addressed with improved size validation. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. An app may be able to cause unexpected system termination.

Announced Source revision 1
Original source ↗

CVE-2026-65396

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: cve:CVE-2026-65396

macOS

Source reference: /containers/cna/affected/0/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "vendor": "Apple",
    "product": "macOS",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "15.8",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "0",
        "lessThan": "26.7",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "0",
        "lessThan": "27",
        "versionType": "custom"
      }
    ]
  }
]
Related CVEs
CVE-2026-65396

Source reference: /cveMetadata/cveId

Publisher severity

No explicit severity was provided.

Event
#42195 · Revision 1
Added to Heist Feed
Publisher date
Read the original announcement