CVE-2026-43808: An app may be able to cause unexpected system termination in Apple iOS and iPadOS
CVE-2026-43808 is a use-after-free vulnerability in Apple iOS and iPadOS that could allow an app to cause unexpected system termination. The issue was addressed by improved memory management and fixed in iOS and iPadOS version 26.6. Other Apple platforms including macOS Tahoe, tvOS, and watchOS also received fixes in version 26.6. This vulnerability does not have a CVSS score and no known exploits are reported in the wild.
AI Analysis
Technical Summary
This vulnerability involves a use-after-free condition in Apple iOS and iPadOS that may allow a malicious app to cause the system to terminate unexpectedly. The issue was resolved by Apple through improved memory management techniques. The fix was released in version 26.6 for iOS, iPadOS, macOS Tahoe, tvOS, and watchOS. No further technical exploitation details or attack vectors are provided in the source data.
Potential Impact
An attacker controlling a malicious app could trigger unexpected system termination, potentially causing denial of service on affected devices. There is no indication of code execution or data compromise from the provided information. No known active exploitation has been reported.
Mitigation Recommendations
Users and administrators should update affected Apple operating systems to version 26.6 or later to remediate this vulnerability. Since an official fix is available, applying the update fully mitigates the issue.
CVE-2026-43808: An app may be able to cause unexpected system termination in Apple iOS and iPadOS
Description
CVE-2026-43808 is a use-after-free vulnerability in Apple iOS and iPadOS that could allow an app to cause unexpected system termination. The issue was addressed by improved memory management and fixed in iOS and iPadOS version 26.6. Other Apple platforms including macOS Tahoe, tvOS, and watchOS also received fixes in version 26.6. This vulnerability does not have a CVSS score and no known exploits are reported in the wild.
Affected software
Apple
iOS and iPadOS
Apple
macOS
Apple
tvOS
Apple
watchOS
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a use-after-free condition in Apple iOS and iPadOS that may allow a malicious app to cause the system to terminate unexpectedly. The issue was resolved by Apple through improved memory management techniques. The fix was released in version 26.6 for iOS, iPadOS, macOS Tahoe, tvOS, and watchOS. No further technical exploitation details or attack vectors are provided in the source data.
Potential Impact
An attacker controlling a malicious app could trigger unexpected system termination, potentially causing denial of service on affected devices. There is no indication of code execution or data compromise from the provided information. No known active exploitation has been reported.
Mitigation Recommendations
Users and administrators should update affected Apple operating systems to version 26.6 or later to remediate this vulnerability. Since an official fix is available, applying the update fully mitigates the issue.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apple
- Date Reserved
- 2026-05-01T22:46:27.821Z
- State
- PUBLISHED
Threat ID: 6aa860f555bf5e2cf59d23b4
Added to database: 09/14/2026, 21:02:45 UTC
Last enriched: 09/14/2026, 22:24:55 UTC
Last updated: 09/15/2026, 03:01:22 UTC
Views: 3
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