CVE-2026-84494

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-84494
StatePUBLISHED
Assignerapple
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-10-26 21:19:59 UTC
Updated2026-11-02 18:28:57 UTC
DescriptionAn out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 27.2 and iPadOS 27.2, macOS Golden Gate 27.2, visionOS 27.2. An app may be able to cause unexpected system termination or write kernel memory.

Risk And Classification

Primary CVSS: v3.1 7.1 HIGH from [email protected]

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

EPSS: 0.002280000 probability, percentile 0.135060000 (date 2026-10-27)

Problem Types: CWE-787 | An app may be able to cause unexpected system termination or write kernel memory

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
High

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Apple Ipados All All All All
Operating System Apple Iphone Os All All All All
Operating System Apple Macos All All All All
Operating System Apple Visionos All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Apple IOS And IPadOS affected 27.2 custom Not specified
CNA Apple MacOS affected 27.2 custom Not specified
CNA Apple VisionOS affected 27.2 custom Not specified

References

ReferenceSourceLinkTags
support.apple.com/en-us/149521 [email protected] support.apple.com Vendor Advisory, Release Notes
support.apple.com/en-us/149526 [email protected] support.apple.com Vendor Advisory, Release Notes
support.apple.com/en-us/149230 [email protected] support.apple.com Vendor Advisory, Release Notes
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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