CVE-2026-43817

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-43817
StatePUBLISHED
Assignerapple
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-07-27 21:17:04 UTC
Updated2026-07-28 19:17:34 UTC
DescriptionAn out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6. An app may be able to cause unexpected system termination.

Risk And Classification

Primary CVSS: v3.1 5.5 MEDIUM from ADP

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

Problem Types: CWE-125 | An app may be able to cause unexpected system termination | CWE-125 CWE-125 Out-of-bounds Read

VersionSourceTypeScoreSeverityVector
3.1ADPDECLARED5.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary5.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CVSS v3.1 Breakdown

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

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Apple IOS And IPadOS affected 26.6 custom Not specified
CNA Apple MacOS affected 26.6 custom Not specified
CNA Apple TvOS affected 26.6 custom Not specified
CNA Apple VisionOS affected 26.6 custom Not specified
CNA Apple WatchOS affected 26.6 custom Not specified

References

ReferenceSourceLinkTags
support.apple.com/en-us/128066 [email protected] support.apple.com
support.apple.com/en-us/128070 [email protected] support.apple.com
support.apple.com/en-us/128069 [email protected] support.apple.com
support.apple.com/en-us/128068 [email protected] support.apple.com
support.apple.com/en-us/128067 [email protected] support.apple.com
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