CVE-2026-43668: A remote attacker may be able to cause unexpected system termination or corrupt kernel memory in Apple iOS and iPadOS
CVE-2026-43668 is a use-after-free vulnerability in Apple iOS and iPadOS that could allow a remote attacker to cause unexpected system termination or corrupt kernel memory. The issue has been addressed with improved memory management and fixed in multiple Apple operating system versions including iOS 18. 7. 9, iPadOS 18. 7. 9, iOS 26. 5, and iPadOS 26. 5, as well as macOS, tvOS, visionOS, and watchOS updates. No known exploits are reported in the wild. Patch status is not explicitly confirmed in the provided data, but the description states the issue is fixed in specific OS versions.
AI Analysis
Technical Summary
This vulnerability involves a use-after-free condition in Apple iOS and iPadOS that could be exploited remotely to cause system crashes or kernel memory corruption. Apple has addressed the issue by improving memory management and released fixes in iOS 18.7.9, iPadOS 18.7.9, iOS 26.5, iPadOS 26.5, and corresponding updates for other Apple operating systems. The vulnerability allows a remote attacker to disrupt system stability or potentially corrupt kernel memory, which could impact device reliability or security. No detailed exploitation techniques or impact beyond system termination and memory corruption are described. No CVSS score is assigned, and no known active exploitation has been reported.
Potential Impact
A remote attacker could cause unexpected system termination or corrupt kernel memory on affected Apple devices running vulnerable versions of iOS and iPadOS. This could lead to device instability or potential security risks related to kernel memory corruption. The impact is limited to system crashes and memory corruption as described; no further exploitation details are provided.
Mitigation Recommendations
Apple has fixed this vulnerability in iOS 18.7.9, iPadOS 18.7.9, iOS 26.5, iPadOS 26.5, and corresponding updates for macOS, tvOS, visionOS, and watchOS. Users and administrators should apply these official updates to remediate the issue. Patch status is confirmed by the vendor advisory stating the issue is fixed in these versions. No additional mitigation steps are indicated.
CVE-2026-43668: A remote attacker may be able to cause unexpected system termination or corrupt kernel memory in Apple iOS and iPadOS
Description
CVE-2026-43668 is a use-after-free vulnerability in Apple iOS and iPadOS that could allow a remote attacker to cause unexpected system termination or corrupt kernel memory. The issue has been addressed with improved memory management and fixed in multiple Apple operating system versions including iOS 18. 7. 9, iPadOS 18. 7. 9, iOS 26. 5, and iPadOS 26. 5, as well as macOS, tvOS, visionOS, and watchOS updates. No known exploits are reported in the wild. Patch status is not explicitly confirmed in the provided data, but the description states the issue is fixed in specific OS versions.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a use-after-free condition in Apple iOS and iPadOS that could be exploited remotely to cause system crashes or kernel memory corruption. Apple has addressed the issue by improving memory management and released fixes in iOS 18.7.9, iPadOS 18.7.9, iOS 26.5, iPadOS 26.5, and corresponding updates for other Apple operating systems. The vulnerability allows a remote attacker to disrupt system stability or potentially corrupt kernel memory, which could impact device reliability or security. No detailed exploitation techniques or impact beyond system termination and memory corruption are described. No CVSS score is assigned, and no known active exploitation has been reported.
Potential Impact
A remote attacker could cause unexpected system termination or corrupt kernel memory on affected Apple devices running vulnerable versions of iOS and iPadOS. This could lead to device instability or potential security risks related to kernel memory corruption. The impact is limited to system crashes and memory corruption as described; no further exploitation details are provided.
Mitigation Recommendations
Apple has fixed this vulnerability in iOS 18.7.9, iPadOS 18.7.9, iOS 26.5, iPadOS 26.5, and corresponding updates for macOS, tvOS, visionOS, and watchOS. Users and administrators should apply these official updates to remediate the issue. Patch status is confirmed by the vendor advisory stating the issue is fixed in these versions. No additional mitigation steps are indicated.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apple
- Date Reserved
- 2026-05-01T22:46:21.640Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a028779cbff5d86108b808f
Added to database: 5/12/2026, 1:50:49 AM
Last enriched: 5/12/2026, 2:07:49 AM
Last updated: 5/12/2026, 3:45:45 AM
Views: 2
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