New Container Exploit: Rooting Non-Root Containers with CVE-2023-2640 and CVE-2023-32629, aka GameOver(lay)
Two new local privilege escalation vulnerabilities were recently discovered in Ubuntu: CVE-2023-2640 (CVSS 7.8) and CVE-2023-32629 (CVSS 7.8). The vulnerabilities, dubbed GameOver(lay), affect the OverlayFS module in multiple Ubuntu kernels. Ubuntu’s official security bulletin here and here outlines the impacted versions by both CVEs. It’s important to note that CrowdStrike Falcon® Cloud Security protects against both vulnerabilities.