CVE-2025-0762
📋 TL;DR
This CVE describes a use-after-free vulnerability in Chrome's DevTools that could allow heap corruption when processing malicious Chrome extensions. Attackers could potentially execute arbitrary code or cause browser crashes. All users running vulnerable Chrome versions are affected.
💻 Affected Systems
- Google Chrome
- Chromium-based browsers
📦 What is this software?
Chrome by Google
Google Chrome is the world's most popular web browser, used by over 3 billion users globally across Windows, macOS, Linux, Android, and iOS platforms. As a Chromium-based browser developed by Google, Chrome dominates the browser market with approximately 65% market share, making it a critical compon...
Learn more about Chrome →⚠️ Risk & Real-World Impact
Worst Case
Remote code execution leading to full system compromise, data theft, or persistent malware installation
Likely Case
Browser crash, denial of service, or limited information disclosure
If Mitigated
Browser crash with no data loss if sandboxing works as intended
🎯 Exploit Status
Exploitation requires user interaction with malicious extension; heap corruption exploitation is non-trivial
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 132.0.6834.159 or later
Vendor Advisory: https://chromereleases.googleblog.com/2025/01/stable-channel-update-for-desktop_28.html
Restart Required: No
Instructions:
1. Open Chrome menu > Help > About Google Chrome
2. Allow Chrome to check for updates
3. Relaunch Chrome if prompted
4. Verify version is 132.0.6834.159 or higher
🔧 Temporary Workarounds
Disable Chrome Extensions
allTemporarily disable all Chrome extensions to prevent exploitation
chrome://extensions/ > Toggle off all extensions
Restrict Extension Installation
enterpriseConfigure enterprise policies to restrict extension installation
🧯 If You Can't Patch
- Use alternative browser temporarily
- Implement strict extension whitelisting policies
🔍 How to Verify
Check if Vulnerable:
Check Chrome version in About Google Chrome pageCheck Version:
chrome://version/Verify Fix Applied:
Confirm Chrome version is 132.0.6834.159 or higher📡 Detection & Monitoring
Log Indicators:
- Chrome crash reports
- Extension installation events from unusual sources
- DevTools process anomalies
Network Indicators:
- Downloads of suspicious Chrome extension files
- Connections to known malicious extension repositories
SIEM Query:
source="chrome_logs" AND (event="crash" OR event="extension_install")