CVE-2026-39868: An app may be able to cause unexpected system termination or corrupt kernel memory in Apple iOS and iPadOS
This issue was addressed with improved input validation. This issue is fixed in iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2. An app may be able to cause unexpected system termination or corrupt kernel memory.
AI Analysis
Technical Summary
CVE-2026-39868 is a vulnerability affecting Apple iOS and iPadOS where a malicious app may trigger unexpected system termination or corrupt kernel memory due to insufficient input validation. The issue has been resolved by Apple through improved input validation and fixed in versions iOS 26.5.2, iPadOS 26.5.2, and macOS Tahoe 26.5.2.
Potential Impact
An attacker could cause the affected device to unexpectedly terminate system processes or corrupt kernel memory, potentially leading to system instability or denial of service conditions. There is no indication of known exploits in the wild at this time.
Mitigation Recommendations
A fix is available in iOS 26.5.2 and iPadOS 26.5.2. Users and administrators should update affected devices to these versions or later to remediate the vulnerability.
CVE-2026-39868: An app may be able to cause unexpected system termination or corrupt kernel memory in Apple iOS and iPadOS
Description
This issue was addressed with improved input validation. This issue is fixed in iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2. An app may be able to cause unexpected system termination or corrupt kernel memory.
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-39868 is a vulnerability affecting Apple iOS and iPadOS where a malicious app may trigger unexpected system termination or corrupt kernel memory due to insufficient input validation. The issue has been resolved by Apple through improved input validation and fixed in versions iOS 26.5.2, iPadOS 26.5.2, and macOS Tahoe 26.5.2.
Potential Impact
An attacker could cause the affected device to unexpectedly terminate system processes or corrupt kernel memory, potentially leading to system instability or denial of service conditions. There is no indication of known exploits in the wild at this time.
Mitigation Recommendations
A fix is available in iOS 26.5.2 and iPadOS 26.5.2. Users and administrators should update affected devices to these versions or later to remediate the vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apple
- Date Reserved
- 2026-04-07T19:58:20.173Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a42d3d027e9c7971972c7a7
Added to database: 06/29/2026, 20:21:36 UTC
Last enriched: 06/29/2026, 20:52:34 UTC
Last updated: 06/30/2026, 01:39:29 UTC
Views: 8
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