CVE-2024-1283 – A heap buffer overflow vulnerability in Chrome'... (How to Fix)

Q: What is the severity of CVE-2024-1283?

CVE-2024-1283 has a CVSS score of 9.8 (CRITICAL). A heap buffer overflow vulnerability in Chrome's Skia graphics engine allows remote attackers to potentially exploit heap corruption via a crafted HTML page. This could lead to arbitrary code execution or browser crashes. All users running vulnerable versions of Google Chrome are affected.

📋 TL;DR

A heap buffer overflow vulnerability in Chrome's Skia graphics engine allows remote attackers to potentially exploit heap corruption via a crafted HTML page. This could lead to arbitrary code execution or browser crashes. All users running vulnerable versions of Google Chrome are affected.

💻 Affected Systems

Products:

Google Chrome
Chromium-based browsers

Versions: Prior to 121.0.6167.160

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

Default Config Vulnerable: ⚠️ Yes

Notes: All standard Chrome installations are vulnerable. Chromium-based browsers may also be affected depending on their Skia version.

📦 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 with the privileges of the Chrome process, potentially leading to full system compromise if combined with privilege escalation.

🟠

Likely Case

Browser crash (denial of service) or limited code execution within Chrome's sandbox, potentially allowing data theft or further exploitation.

🟢

If Mitigated

Browser crash with no data compromise if sandboxing works correctly.

🌐 Internet-Facing: HIGH - Exploitable via visiting malicious websites, no authentication required.

🏢 Internal Only: MEDIUM - Requires user interaction (visiting malicious page), but internal threats could exploit via phishing or compromised internal sites.

🎯 Exploit Status

Public PoC: ✅ No

Weaponized: UNKNOWN

Unauthenticated Exploit: ⚠️ Yes

Complexity: MEDIUM

Heap corruption vulnerabilities require precise exploitation but are frequently weaponized in browser attacks.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 121.0.6167.160 and later

Vendor Advisory: https://chromereleases.googleblog.com/2024/02/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 fixed version.

🔧 Temporary Workarounds

Disable JavaScript

all

Prevents execution of malicious scripts that could trigger the vulnerability.

chrome://settings/content/javascript → Block

Use site isolation

all

Enhances Chrome's sandboxing to limit impact of potential exploits.

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

🧯 If You Can't Patch

Restrict browsing to trusted websites only
Use alternative browsers until patching is possible

🔍 How to Verify

Check if Vulnerable:

Check Chrome version: if below 121.0.6167.160, you are vulnerable.

Check Version:

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

Verify Fix Applied:

Confirm Chrome version is 121.0.6167.160 or higher.

📡 Detection & Monitoring

Log Indicators:

Chrome crash reports
Unexpected process termination events

Network Indicators:

Requests to known malicious domains serving exploit code

SIEM Query:

source="chrome_crash_reports" AND version<"121.0.6167.160"

📊 Metadata

CVE ID: CVE-2024-1283

CVSS v3 Score: 9.8 (CRITICAL)

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

CWE: CWE-787

Published: February 7, 2024

Last Updated: June 17, 2025

🔗 References

https://chromereleases.googleblog.com/2024/02/stable-channel-update-for-desktop.html Release Notes,Vendor Advisory
https://issues.chromium.org/issues/41494860 Permissions Required
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KN32XXNHIR6KBS4BYQTZV2JQFN4D6ZSE/ Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WSCIL2WH2L4R4KWSRCTDWBPAMOJIYBJE/ Third Party Advisory
https://chromereleases.googleblog.com/2024/02/stable-channel-update-for-desktop.html Release Notes,Vendor Advisory
https://issues.chromium.org/issues/41494860 Permissions Required
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KN32XXNHIR6KBS4BYQTZV2JQFN4D6ZSE/ Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WSCIL2WH2L4R4KWSRCTDWBPAMOJIYBJE/ Third Party Advisory

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🔗 Related Vulnerabilities

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