CVE-2025-43494 (GCVE-0-2025-43494)
Vulnerability from cvelistv5
Published
2025-12-12 20:56
Modified
2025-12-12 20:56
Severity ?
VLAI Severity ?
EPSS score ?
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.
References
{
"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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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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