Overview
The CVE-2025-8010 vulnerability exposes a significant risk to the cybersecurity landscape, affecting millions of users who rely on Google Chrome as their primary web browser. This vulnerability stems from a Type Confusion in V8, a critical component of Google Chrome, and allows a remote attacker to exploit heap corruption via a specially crafted HTML page. This vulnerability is of high concern due to the potential system compromise or data leakage that can occur if exploited, emphasizing the need for users and administrators to apply the necessary patches immediately.
Vulnerability Summary
CVE ID: CVE-2025-8010
Severity: High (CVSS Score: 8.8)
Attack Vector: Remote
Privileges Required: None
User Interaction: Required
Impact: Potential system compromise or data leakage
Affected Products
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Product | Affected Versions
Google Chrome | Prior to 138.0.7204.168
How the Exploit Works
The vulnerability works by exploiting a Type Confusion in the V8 JavaScript engine used by Google Chrome. Type Confusion is a term used to describe a situation where a piece of code doesn’t verify the type of object that is passed to it, and it directly uses it without type-checking. In this scenario, an attacker can create a specially crafted HTML page to trigger type confusion in V8, leading to heap corruption.
Heap corruption occurs when a program damages the data structure that manages the memory space, allowing an attacker to manipulate the application’s execution flow. In this case, the attacker can use this to execute arbitrary code, potentially leading to system compromise or data leakage.
Conceptual Example Code
Below is a conceptual example of a crafted HTML page that could potentially exploit this vulnerability:
<!DOCTYPE html>
<html>
<body>
<script>
// Malicious JavaScript code exploiting the type confusion vulnerability in V8
let obj = {a: 1};
let arr = [1, 2, 3];
function trigger_vulnerability() {
// Type confusion triggered here
obj = arr;
obj[0] = 0x1234; // Overwrite heap data
}
trigger_vulnerability();
</script>
</body>
</html>In this example, the JavaScript code attempts to cause a type confusion by assigning an array to an object. This triggers the vulnerability and allows for heap corruption.