CVE-2025-24129
📋 TL;DR
A type confusion vulnerability in Apple operating systems allows remote attackers to cause unexpected application termination. This affects users running vulnerable versions of visionOS, iOS, iPadOS, macOS Sequoia, watchOS, and tvOS before the patched releases.
💻 Affected Systems
- visionOS
- iOS
- iPadOS
- macOS Sequoia
- watchOS
- tvOS
📦 What is this software?
Ipados by Apple
Macos by Apple
macOS is Apple's desktop and laptop operating system powering Mac computers used by millions of professionals, developers, creative professionals, and enterprise users worldwide. Built on a Unix foundation with the Darwin kernel and modern Cocoa frameworks, macOS delivers a seamless ecosystem integr...
Learn more about Macos →Tvos by Apple
Watchos by Apple
⚠️ Risk & Real-World Impact
Worst Case
Remote code execution leading to full system compromise, though this is not indicated in the CVE description
Likely Case
Denial of service through application crashes, potentially disrupting services or user workflows
If Mitigated
Limited to application termination without data loss if proper isolation and recovery mechanisms exist
🎯 Exploit Status
Type confusion vulnerabilities typically require specific conditions to trigger; remote exploitation suggests network-accessible attack surface
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: visionOS 2.3, iOS 18.3, iPadOS 18.3, macOS Sequoia 15.3, watchOS 11.3, tvOS 18.3
Vendor Advisory: https://support.apple.com/en-us/122066
Restart Required: No
Instructions:
1. Open Settings app. 2. Navigate to General > Software Update. 3. Install available updates. 4. For macOS, use System Settings > General > Software Update.
🔧 Temporary Workarounds
Application Isolation
allRun critical applications in isolated environments or containers to limit impact of crashes
🧯 If You Can't Patch
- Implement network segmentation to limit exposure to untrusted networks
- Deploy application monitoring to detect and alert on unexpected terminations
🔍 How to Verify
Check if Vulnerable:
Check current OS version against affected versions listCheck Version:
iOS/iPadOS: Settings > General > About > Version. macOS: Apple menu > About This Mac. watchOS: Watch app > General > About. tvOS: Settings > General > About.Verify Fix Applied:
Confirm OS version matches or exceeds patched versions📡 Detection & Monitoring
Log Indicators:
- Unexpected application termination logs
- Crash reports in system logs
Network Indicators:
- Unusual network traffic patterns preceding crashes
SIEM Query:
source="apple_system_logs" AND (event="crash" OR event="termination") AND process="*"🔗 References
- https://support.apple.com/en-us/122066
- https://support.apple.com/en-us/122068
- https://support.apple.com/en-us/122071
- https://support.apple.com/en-us/122072
- https://support.apple.com/en-us/122073
- http://seclists.org/fulldisclosure/2025/Jan/12
- http://seclists.org/fulldisclosure/2025/Jan/13
- http://seclists.org/fulldisclosure/2025/Jan/15
- http://seclists.org/fulldisclosure/2025/Jan/18
- http://seclists.org/fulldisclosure/2025/Jan/19
