CVE-2026-40573

The NovumOS 32-bit operating system is vulnerable to local privilege escalation in versions prior to 0.25-beta.1 . The root cause is that the Nova interpreter runs in Ring 0 with unrestricted kernel-memory access, failing to isolate script execution within a restricted Ring 3 domain. An attacker ...

CVE-2026-40573: MinecAnton209 NovumOS: NovumOS is a custom 32-bit operating system written in Zig and x86 Assembly

NovumOS is a custom 32-bit operating system written in Zig and x86 Assembly. Prior to version 0.25-beta.1, the Nova interpreter runs in Ring 0 with unrestricted kernel-memory access. Loading a malicious .nv script through the shell permits a local user to execute code with kernel privileges witho...