CVE-2026-84511

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-84511
StatePUBLISHED
Assignerapple
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-09-14 21:17:27 UTC
Updated2026-09-16 19:43:25 UTC
DescriptionAn out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, tvOS 27, visionOS 27, watchOS 27. Processing a maliciously crafted asset catalog may lead to unexpected process termination.

Risk And Classification

Primary CVSS: v3.1 7.8 HIGH from ADP

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

EPSS: 0.002030000 probability, percentile 0.104850000 (date 2026-09-16)

Problem Types: CWE-787 | Processing a maliciously crafted asset catalog may lead to unexpected process termination | CWE-787 CWE-787 Out-of-bounds Write

VersionSourceTypeScoreSeverityVector
3.1ADPDECLARED7.8HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary7.8HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS v3.1 Breakdown

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

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Apple IOS And IPadOS affected 27 custom Not specified
CNA Apple MacOS affected 15.8 custom Not specified
CNA Apple MacOS affected 26.7 custom Not specified
CNA Apple MacOS affected 27 custom Not specified
CNA Apple TvOS affected 27 custom Not specified
CNA Apple VisionOS affected 27 custom Not specified
CNA Apple WatchOS affected 27 custom Not specified

References

ReferenceSourceLinkTags
support.apple.com/en-us/149035 [email protected] support.apple.com Vendor Advisory
support.apple.com/en-us/149038 [email protected] support.apple.com Vendor Advisory
support.apple.com/en-us/149037 [email protected] support.apple.com Vendor Advisory
support.apple.com/en-us/149042 [email protected] support.apple.com Vendor Advisory
support.apple.com/en-us/149043 [email protected] support.apple.com Vendor Advisory
support.apple.com/en-us/149036 [email protected] support.apple.com Vendor Advisory
support.apple.com/en-us/149034 [email protected] support.apple.com Vendor Advisory
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