CVE-2025-24235
📋 TL;DR
A memory initialization vulnerability in macOS allows remote attackers to cause application crashes or heap corruption. This affects macOS Ventura, Sequoia, and Sonoma systems running vulnerable versions. The issue could lead to denial of service or potential code execution.
💻 Affected Systems
- macOS
📦 What is this software?
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 →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 →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 →⚠️ Risk & Real-World Impact
Worst Case
Remote code execution leading to full system compromise
Likely Case
Application crashes causing denial of service
If Mitigated
Limited to application termination with no data loss
🎯 Exploit Status
Remote exploitation possible but requires specific conditions
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: macOS Ventura 13.7.5, macOS Sequoia 15.4, macOS Sonoma 14.7.5
Vendor Advisory: https://support.apple.com/en-us/122373
Restart Required: Yes
Instructions:
1. Open System Settings 2. Click General 3. Click Software Update 4. Install available updates 5. Restart when prompted
🔧 Temporary Workarounds
Network segmentation
allRestrict network access to vulnerable systems
🧯 If You Can't Patch
- Implement strict network access controls
- Monitor for application crashes and suspicious activity
🔍 How to Verify
Check if Vulnerable:
Check macOS version in System Settings > General > AboutCheck Version:
sw_versVerify Fix Applied:
Verify macOS version is Ventura 13.7.5, Sequoia 15.4, or Sonoma 14.7.5 or later📡 Detection & Monitoring
Log Indicators:
- Unexpected application terminations
- Crash reports in Console.app
Network Indicators:
- Unusual network traffic to macOS systems
SIEM Query:
source="macos" AND (event="crash" OR event="termination")