CVE-2022-1919 – This is a use-after-free vulnerability in Chrom... (How to Fix)

Q: What is the severity of CVE-2022-1919?

CVE-2022-1919 has a CVSS score of 8.8 (HIGH). This is a use-after-free vulnerability in Chrome's codec components that allows remote attackers to potentially exploit heap corruption via a crafted HTML page. Attackers could execute arbitrary code or cause denial of service. All Chrome users prior to version 101.0.4951.41 are affected.

📋 TL;DR

This is a use-after-free vulnerability in Chrome's codec components that allows remote attackers to potentially exploit heap corruption via a crafted HTML page. Attackers could execute arbitrary code or cause denial of service. All Chrome users prior to version 101.0.4951.41 are affected.

💻 Affected Systems

Products:

Google Chrome
Chromium-based browsers

Versions: All versions prior to 101.0.4951.41

Operating Systems: Windows, Linux, macOS, Android, iOS

Default Config Vulnerable: ⚠️ Yes

Notes: All standard Chrome installations are vulnerable. Enterprise deployments may have additional controls.

📦 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 crash (denial of service) or limited code execution in browser sandbox.

🟢

If Mitigated

No impact if patched; sandboxing may limit exploit effectiveness.

🌐 Internet-Facing: HIGH - Exploitable via visiting malicious websites.

🏢 Internal Only: MEDIUM - Requires user interaction with malicious content.

🎯 Exploit Status

Public PoC: ✅ No

Weaponized: UNKNOWN

Unauthenticated Exploit: ⚠️ Yes

Complexity: MEDIUM

Requires user to visit malicious website. No public exploit code available at disclosure.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 101.0.4951.41 and later

Vendor Advisory: https://chromereleases.googleblog.com/2022/04/stable-channel-update-for-desktop_26.html

Restart Required: Yes

Instructions:

1. Open Chrome. 2. Click menu > Help > About Google Chrome. 3. Chrome will automatically check for and install updates. 4. Click Relaunch to restart Chrome.

🔧 Temporary Workarounds

Disable JavaScript

all

Prevents execution of malicious code but breaks most websites.

chrome://settings/content/javascript > Block

Use site isolation

all

Enhances sandboxing between websites.

chrome://flags/#site-isolation-trial-opt-out > Disabled

🧯 If You Can't Patch

Restrict browsing to trusted websites only.
Implement network filtering to block malicious content delivery.

🔍 How to Verify

Check if Vulnerable:

Check Chrome version in menu > Help > About Google Chrome.

Check Version:

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

Verify Fix Applied:

Confirm version is 101.0.4951.41 or higher.

📡 Detection & Monitoring

Log Indicators:

Chrome crash reports
Unexpected process termination

Network Indicators:

Requests to known malicious domains delivering crafted HTML

SIEM Query:

source="chrome" AND (event="crash" OR event="process_termination")

📊 Metadata

CVE ID: CVE-2022-1919

CVSS v3 Score: 8.8 (HIGH)

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CWE: CWE-416

Published: July 28, 2022

Last Updated: November 21, 2024

🔗 References

https://chromereleases.googleblog.com/2022/04/stable-channel-update-for-desktop_26.html Release Notes,Vendor Advisory
https://crbug.com/1313709 Permissions Required,Vendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PQKT7EGDD2P3L7S3NXEDDRCPK4NNZNWJ/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YKLJ3B3D5BCVWE3QNP4N7HHF26OHD567/
https://security.gentoo.org/glsa/202208-08 Third Party Advisory
https://chromereleases.googleblog.com/2022/04/stable-channel-update-for-desktop_26.html Release Notes,Vendor Advisory
https://crbug.com/1313709 Permissions Required,Vendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PQKT7EGDD2P3L7S3NXEDDRCPK4NNZNWJ/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YKLJ3B3D5BCVWE3QNP4N7HHF26OHD567/
https://security.gentoo.org/glsa/202208-08 Third Party Advisory

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🔗 Related Vulnerabilities

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