An out-of-bounds read was addressed with improved input validation. (CVE-2026-86903)
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
CVE-2026-86903 is an out-of-bounds read vulnerability that was mitigated by enhancing input validation. This vulnerability could enable an application to read kernel memory, potentially exposing sensitive information. The issue affects multiple Apple operating systems and has been resolved in their respective version 27 releases.
Potential Impact
An application exploiting this vulnerability may be able to disclose kernel memory contents, which could lead to information leakage. There is no indication of active exploitation in the wild.
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 to remediate the issue.
An out-of-bounds read was addressed with improved input validation. (CVE-2026-86903)
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.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-86903 is an out-of-bounds read vulnerability that was mitigated by enhancing input validation. This vulnerability could enable an application to read kernel memory, potentially exposing sensitive information. The issue affects multiple Apple operating systems and has been resolved in their respective version 27 releases.
Potential Impact
An application exploiting this vulnerability may be able to disclose kernel memory contents, which could lead to information leakage. There is no indication of active exploitation in the wild.
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 to remediate the issue.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-h8hc-wrg9-mpj2
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-86903"]
- State
- PUBLISHED
Threat ID: 6aa8a18055bf5e2cf5f3d1f6
Added to database: 09/15/2026, 01:38:08 UTC
Last enriched: 09/15/2026, 01:45:07 UTC
Last updated: 09/15/2026, 03:01:22 UTC
Views: 2
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