CVE-2025-43494 (GCVE-0-2025-43494)
Vulnerability from cvelistv5
Published
2025-12-12 20:56
Modified
2025-12-12 20:56
Severity ?
CWE
  • An attacker may be able to cause a persistent denial-of-service
Summary
A mail header parsing issue was addressed with improved checks. This issue is fixed in watchOS 26.1, iOS 18.7.2 and iPadOS 18.7.2, macOS Tahoe 26.1, visionOS 26.1, macOS Sonoma 14.8.2, macOS Sequoia 15.7.2, iOS 26.1 and iPadOS 26.1. An attacker may be able to cause a persistent denial-of-service.
Impacted products
Vendor Product Version
Apple macOS Version: unspecified   < 14.8
Create a notification for this product.
   Apple macOS Version: unspecified   < 26.1
Create a notification for this product.
   Apple visionOS Version: unspecified   < 26.1
Create a notification for this product.
   Apple watchOS Version: unspecified   < 26.1
Create a notification for this product.
   Apple macOS Version: unspecified   < 15.7
Create a notification for this product.
   Apple iOS and iPadOS Version: unspecified   < 26.1
Create a notification for this product.
   Apple iOS and iPadOS Version: unspecified   < 18.7
Create a notification for this product.
Show details on NVD website


{
  "containers": {
    "cna": {
      "affected": [
        {
          "product": "macOS",
          "vendor": "Apple",
          "versions": [
            {
              "lessThan": "14.8",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "macOS",
          "vendor": "Apple",
          "versions": [
            {
              "lessThan": "26.1",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "visionOS",
          "vendor": "Apple",
          "versions": [
            {
              "lessThan": "26.1",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "watchOS",
          "vendor": "Apple",
          "versions": [
            {
              "lessThan": "26.1",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "macOS",
          "vendor": "Apple",
          "versions": [
            {
              "lessThan": "15.7",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "iOS and iPadOS",
          "vendor": "Apple",
          "versions": [
            {
              "lessThan": "26.1",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "iOS and iPadOS",
          "vendor": "Apple",
          "versions": [
            {
              "lessThan": "18.7",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A mail header parsing issue was addressed with improved checks. This issue is fixed in watchOS 26.1, iOS 18.7.2 and iPadOS 18.7.2, macOS Tahoe 26.1, visionOS 26.1, macOS Sonoma 14.8.2, macOS Sequoia 15.7.2, iOS 26.1 and iPadOS 26.1. An attacker may be able to cause a persistent denial-of-service."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "An attacker may be able to cause a persistent denial-of-service",
              "lang": "en"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-12-12T20:56:47.563Z",
        "orgId": "286789f9-fbc2-4510-9f9a-43facdede74c",
        "shortName": "apple"
      },
      "references": [
        {
          "url": "https://support.apple.com/en-us/125636"
        },
        {
          "url": "https://support.apple.com/en-us/125634"
        },
        {
          "url": "https://support.apple.com/en-us/125638"
        },
        {
          "url": "https://support.apple.com/en-us/125639"
        },
        {
          "url": "https://support.apple.com/en-us/125635"
        },
        {
          "url": "https://support.apple.com/en-us/125632"
        },
        {
          "url": "https://support.apple.com/en-us/125633"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "286789f9-fbc2-4510-9f9a-43facdede74c",
    "assignerShortName": "apple",
    "cveId": "CVE-2025-43494",
    "datePublished": "2025-12-12T20:56:47.563Z",
    "dateReserved": "2025-04-16T15:27:21.191Z",
    "dateUpdated": "2025-12-12T20:56:47.563Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2025-43494\",\"sourceIdentifier\":\"product-security@apple.com\",\"published\":\"2025-12-12T21:15:55.390\",\"lastModified\":\"2025-12-12T21:15:55.390\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A mail header parsing issue was addressed with improved checks. This issue is fixed in watchOS 26.1, iOS 18.7.2 and iPadOS 18.7.2, macOS Tahoe 26.1, visionOS 26.1, macOS Sonoma 14.8.2, macOS Sequoia 15.7.2, iOS 26.1 and iPadOS 26.1. An attacker may be able to cause a persistent denial-of-service.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://support.apple.com/en-us/125632\",\"source\":\"product-security@apple.com\"},{\"url\":\"https://support.apple.com/en-us/125633\",\"source\":\"product-security@apple.com\"},{\"url\":\"https://support.apple.com/en-us/125634\",\"source\":\"product-security@apple.com\"},{\"url\":\"https://support.apple.com/en-us/125635\",\"source\":\"product-security@apple.com\"},{\"url\":\"https://support.apple.com/en-us/125636\",\"source\":\"product-security@apple.com\"},{\"url\":\"https://support.apple.com/en-us/125638\",\"source\":\"product-security@apple.com\"},{\"url\":\"https://support.apple.com/en-us/125639\",\"source\":\"product-security@apple.com\"}]}}"
  }
}


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