CVE-2024-0224

8.8 HIGH

📋 TL;DR

This is a use-after-free vulnerability in Chrome's WebAudio component that allows remote attackers to potentially exploit heap corruption via a crafted HTML page. Attackers could execute arbitrary code or cause browser crashes. All users of affected Chrome versions are vulnerable when visiting malicious websites.

💻 Affected Systems

Products:
  • Google Chrome
  • Chromium-based browsers
Versions: Prior to 120.0.6099.199
Operating Systems: Windows, Linux, macOS, ChromeOS
Default Config Vulnerable: ⚠️ Yes
Notes: All standard Chrome installations are vulnerable. Embedded Chromium instances may also be affected.

📦 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...

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⚠️ Risk & Real-World Impact

🔴

Worst Case

Remote code execution leading to full system compromise, data theft, or ransomware deployment.

🟠

Likely Case

Browser crashes, denial of service, or limited code execution within sandbox constraints.

🟢

If Mitigated

No impact if Chrome is fully patched or if vulnerable versions are blocked from accessing untrusted content.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

Public PoC: ✅ No
Weaponized: UNKNOWN
Unauthenticated Exploit: ⚠️ Yes
Complexity: MEDIUM

Exploitation requires user interaction (visiting malicious page) but no authentication. Chrome's sandbox may limit impact.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 120.0.6099.199 and later

Vendor Advisory: https://chromereleases.googleblog.com/2024/01/stable-channel-update-for-desktop.html

Restart Required: Yes

Instructions:

1. Open Chrome. 2. Click three-dot menu → Help → About Google Chrome. 3. Chrome will automatically check for and install updates. 4. Click 'Relaunch' to restart Chrome with the fix.

🔧 Temporary Workarounds

Disable WebAudio

all

Temporarily disable WebAudio API via Chrome flags (breaks audio functionality)

chrome://flags/#enable-webaudio → Disabled

Block JavaScript

all

Use browser extensions to block JavaScript on untrusted sites

🧯 If You Can't Patch

  • Restrict browser to trusted websites only using network policies
  • Implement application whitelisting to prevent unauthorized Chrome execution

🔍 How to Verify

Check if Vulnerable:

Check Chrome version: if below 120.0.6099.199, you are vulnerable.

Check Version:

google-chrome --version (Linux) or chrome://version (all platforms)

Verify Fix Applied:

Confirm Chrome version is 120.0.6099.199 or higher after update.

📡 Detection & Monitoring

Log Indicators:

  • Chrome crash reports
  • Unexpected process termination
  • Memory access violation logs

Network Indicators:

  • Requests to known malicious domains hosting exploit code
  • Unusual WebAudio API usage patterns

SIEM Query:

source="chrome" AND (event_type="crash" OR message="access violation")

🔗 References

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