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iOS and iPadOS, macOS and 3 more products — security advisory
A memory initialization issue was addressed with improved memory handling. 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. An app with root privileges may be able to read uninitialized kernel memory.
- Products
- iOS and iPadOS, macOS, tvOS, visionOS, watchOS
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2026-84622
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 30 Oct 2026, 21:37 UTC · Revision 2
Source evidence
A memory initialization issue was addressed with improved memory handling. 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. An app with root privileges may be able to read uninitialized kernel memory.
cve:CVE-2026-84622
iOS and iPadOS
Fixed versions: Not specified
macOS
Fixed versions: Not specified
tvOS
Fixed versions: Not specified
visionOS
Fixed versions: Not specified
watchOS
Fixed versions: Not specified
Complete source record
{
"id": "f3cba1d30edb86de8e4bd5dfcd361d8c9975f495dea868654b7855ed2730ec72",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-84622",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2026-84622",
"summary": "A memory initialization issue was addressed with improved memory handling. 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. An app with root privileges may be able to read uninitialized kernel memory.",
"evidence": "cve:CVE-2026-84622",
"products": [
{
"name": {
"value": "iOS and iPadOS",
"evidence": "/containers/cna/affected/0/product"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": []
},
{
"name": {
"value": "macOS",
"evidence": "/containers/cna/affected/1/product"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": []
},
{
"name": {
"value": "tvOS",
"evidence": "/containers/cna/affected/2/product"
},
"prerequisites": [],
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"affected_versions": []
},
{
"name": {
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"evidence": "/containers/cna/affected/3/product"
},
"prerequisites": [],
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"affected_versions": []
},
{
"name": {
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"evidence": "/containers/cna/affected/4/product"
},
"prerequisites": [],
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}
],
"severity": "unknown",
"structured": {
"id": "CVE-2026-84622",
"aliases": [
"CVE-2026-84622"
],
"metrics": [],
"affected": [
{
"vendor": "Apple",
"product": "iOS and iPadOS",
"versions": [
{
"status": "affected",
"version": "0",
"lessThan": "26.7",
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},
{
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]
},
{
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{
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},
{
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{
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],
"modified": "2026-10-26T20:37:08.278Z",
"provider": "cve",
"references": [
"https://support.apple.com/en-us/149034",
"https://support.apple.com/en-us/149035",
"https://support.apple.com/en-us/149036",
"https://support.apple.com/en-us/149037",
"https://support.apple.com/en-us/149038",
"https://support.apple.com/en-us/149041",
"https://support.apple.com/en-us/149042",
"https://support.apple.com/en-us/149043"
],
"provider_metadata": {
"adp": [
{
"title": "CISA ADP Vulnrichment",
"metrics": [
{
"cvssV3_1": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 6.2,
"attackVector": "LOCAL",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
"integrityImpact": "NONE",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
}
},
{
"other": {
"type": "ssvc",
"content": {
"id": "CVE-2026-84622",
"role": "CISA Coordinator",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
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],
"version": "2.0.3",
"timestamp": "2026-09-17T15:34:03.607539Z"
}
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}
],
"problemTypes": [
{
"descriptions": [
{
"lang": "en",
"type": "CWE",
"cweId": "CWE-908",
"description": "CWE-908 Use of Uninitialized Resource"
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]
}
],
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2026-09-17T15:34:13.554Z"
}
}
],
"cna": {
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"shortName": "apple",
"dateUpdated": "2026-10-26T20:37:08.278Z"
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}
},
"related_cves": [
{
"value": "CVE-2026-84622",
"evidence": "/cveMetadata/cveId"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-cve",
"document_id": 344214,
"published_at": "2026-09-14T20:48:59.138+00:00"
}