CVE-2025-43447
MediumCVSS 5.5Exploitation Probability (EPSS)
Low risk8th percentile - higher than 8% of all known CVEs
Summary
The issue was addressed with improved memory handling. This issue is fixed in iOS 26.1 and iPadOS 26.1, macOS Tahoe 26.1, visionOS 26.1, and watchOS 26.1. An app may be able to cause unexpected system termination or corrupt kernel memory.
Risk Assessment
An app may cause a system crash or kernel memory corruption, potentially leading to denial of service or possible code execution. However, this requires running a malicious app.
Recommendation
Update iOS, iPadOS, macOS, visionOS, and watchOS to version 26.1. Avoid installing apps from unverified sources.
Other vulnerabilities in Apple iOS, iPadOS, macOS, visionOS, watchOS
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Original NVD description (English source)
The issue was addressed with improved memory handling. This issue is fixed in iOS 26.1 and iPadOS 26.1, macOS Tahoe 26.1, visionOS 26.1, watchOS 26.1. An app may be able to cause unexpected system termination or corrupt kernel memory.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS