CVE-2026-53657 Lima: An arbitrary user in a QEMU VM could gain the root privilege in the VM via the guest agent socket

Lima launches Linux virtual machines, typically on macOS, for running containerd. Prior to 2.1.3, on an instance of Lima running with the qemu driver, an arbitrary user in the VM could access /run/lima-guestagent.sock when the guest agent is enabled, which could result in running arbitrary comman...

Emulation of Kernel Mode Rootkits With Speakeasy

In August 2020, we released a blog post about how the Speakeasy emulation framework can be used to emulate user mode malware such as shellcode. If you haven’t had a chance, give the post a read today. In addition to user mode emulation, Speakeasy also supports emulation of kernel mode Windows...