CVE-2026-86903: An app may be able to disclose kernel memory in Apple iOS and iPadOS
An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27, tvOS 27, visionOS 27, watchOS 27. An app may be able to disclose kernel memory.
AI Analysis
Technical Summary
This vulnerability involves an out-of-bounds read in Apple iOS and iPadOS that could enable an application to disclose kernel memory contents. The flaw was mitigated by enhancing input validation mechanisms. The issue affects versions prior to 27 of iOS and iPadOS and was resolved in version 27 and corresponding updates for macOS Golden Gate, tvOS, visionOS, and watchOS.
Potential Impact
An attacker with the ability to run an app on a vulnerable device could potentially read sensitive kernel memory, which may lead to information disclosure. There is no indication of active exploitation in the wild at this time.
Mitigation Recommendations
The vulnerability is fixed in iOS 27, iPadOS 27, macOS Golden Gate 27, tvOS 27, visionOS 27, and watchOS 27. Users and administrators should update to these versions or later to remediate the issue.
CVE-2026-86903: An app may be able to disclose kernel memory in Apple iOS and iPadOS
Description
An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27, tvOS 27, visionOS 27, watchOS 27. An app may be able to disclose kernel memory.
Affected software
Apple
iOS and iPadOS
Apple
macOS
Apple
tvOS
Apple
visionOS
Apple
watchOS
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves an out-of-bounds read in Apple iOS and iPadOS that could enable an application to disclose kernel memory contents. The flaw was mitigated by enhancing input validation mechanisms. The issue affects versions prior to 27 of iOS and iPadOS and was resolved in version 27 and corresponding updates for macOS Golden Gate, tvOS, visionOS, and watchOS.
Potential Impact
An attacker with the ability to run an app on a vulnerable device could potentially read sensitive kernel memory, which may lead to information disclosure. There is no indication of active exploitation in the wild at this time.
Mitigation Recommendations
The vulnerability is fixed in iOS 27, iPadOS 27, macOS Golden Gate 27, tvOS 27, visionOS 27, and watchOS 27. Users and administrators should update to these versions or later to remediate the issue.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apple
- Date Reserved
- 2026-09-08T16:43:41.873Z
- State
- PUBLISHED
Threat ID: 6aa8611a55bf5e2cf59d3128
Added to database: 09/14/2026, 21:03:22 UTC
Last enriched: 09/14/2026, 21:17:12 UTC
Last updated: 09/15/2026, 05:01:23 UTC
Views: 6
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