Out of bounds write in V8 in Google Chrome prior to 146.0.7680.153 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:* - NOT VULNERABLE
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* - NOT VULNERABLE
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* - NOT VULNERABLE
Google Chrome < 146.0.7680.153
PoC / Exploit Code
⚠ For Security Research Only
The following code is for security research and authorized testing only.
python
<!-- PoC Concept: Triggering V8 Crash via Array Manipulation -->
<html>
<head>
<script>
function trigger_vuln() {
// This is a conceptual PoC to demonstrate the class of vulnerability.
// Actual exploitation requires precise memory layout control.
var arr = new Array(10);
// Trigger potential out-of-bounds write
// Note: This is a placeholder for the specific JavaScript logic that bypasses bounds checks.
for(var i = 0; i < 20; i++) {
arr[i] = 0x41414141; // Writing beyond allocated memory
}
}
trigger_vuln();
</script>
</head>
<body>
<p>Check browser console for crash or debugger output.</p>
</body>
</html>