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CVE-2026-43686

Type: advisorySource: Official CVE List1 source record

A use-after-free issue was addressed with improved memory management. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, tvOS 27, visionOS 27, watchOS 27. Connecting to a malicious NFS server may lead to kernel memory corruption.

Announced Source revision 1
Original source ↗

CVE-2026-43686

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-2026-43686

iOS and iPadOS

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

macOS

Source reference: /containers/cna/affected/1/product

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

tvOS

Source reference: /containers/cna/affected/2/product

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

visionOS

Source reference: /containers/cna/affected/3/product

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

watchOS

Source reference: /containers/cna/affected/4/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": "iOS and iPadOS",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "26.7",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "0",
        "lessThan": "27",
        "versionType": "custom"
      }
    ]
  },
  {
    "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"
      }
    ]
  },
  {
    "vendor": "Apple",
    "product": "tvOS",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "27",
        "versionType": "custom"
      }
    ]
  },
  {
    "vendor": "Apple",
    "product": "visionOS",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "27",
        "versionType": "custom"
      }
    ]
  },
  {
    "vendor": "Apple",
    "product": "watchOS",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "27",
        "versionType": "custom"
      }
    ]
  }
]
Related CVEs
CVE-2026-43686

Source reference: /cveMetadata/cveId

Publisher severity

No explicit severity was provided.

Event
#41909 · Revision 1
Added to Heist Feed
Publisher date
Read the original announcement