CVE-2025-43205
MediumCVSS 4.0Exploitation Probability (EPSS)
Low risk5th percentile - higher than 5% of all known CVEs
Summary
An out-of-bounds access issue was addressed with improved bounds checking. The flaw affects iOS 18.4 and iPadOS 18.4, iPadOS 17.7.6, macOS Sequoia 15.4, macOS Sonoma 14.7.5, macOS Ventura 13.7.5, tvOS 18.4, visionOS 2.4, and watchOS 11.4. An app may be able to bypass ASLR.
Risk Assessment
Bypassing ASLR facilitates exploitation of other vulnerabilities and may lead to arbitrary code execution.
Recommendation
Update Apple systems to the patched versions (iOS 18.4, iPadOS 18.4, macOS Sequoia 15.4, etc.).
Other vulnerabilities in Apple iOS/iPadOS/macOS/tvOS/visionOS/watchOS
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A double free issue in Apple systems allows an app to cause unexpected system termination or corrupt kernel memory. The flaw was fixed with improved memory management in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, tvOS 27, visionOS 27, and watchOS 27.
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A use after free issue was addressed with improved memory management. The vulnerability affects Apple systems and may allow an app to cause unexpected system termination.
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The issue was addressed with improved memory handling. The vulnerability affects Apple systems and may allow a remote user to cause unexpected system termination or corrupt kernel memory.
- CVE-2026-43807Critical
A buffer overflow was addressed with improved bounds checking. The vulnerability affects Apple systems and may allow a malicious accessory to cause unexpected app termination.
- CVE-2026-43803Critical
An out-of-bounds write issue was addressed with improved bounds checking. The vulnerability affects Apple systems and may allow a remote attacker to cause unexpected system termination.
Original NVD description (English source)
An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in iOS 18.4 and iPadOS 18.4, iPadOS 17.7.6, macOS Sequoia 15.4, macOS Sonoma 14.7.5, macOS Ventura 13.7.5, tvOS 18.4, visionOS 2.4, watchOS 11.4. An app may be able to bypass ASLR.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS