CVE-2026-53123

In the Linux kernel, the following vulnerability has been resolved: md: wake raid456 reshape waiters before suspend During raid456 reshape, direct IO across the reshape position can sleep in raid5makerequest waiting for reshape progress while still holding an activeio reference. If userspace then...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990227)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990227 advisory. In the Linux kernel, the following vulnerability has been resolved: virtio-blk: don't keep queue frozen during system suspend Commit 4ce6e2db00de virtio-blk: Ensure ...

Ransomware. In the air?

Introduction As an exercise, we were asked to look at the potential vectors for ransomware to affect flight despatch and operations. In most cases, flight systems simply werent significantly exposed, but ground systems affected by ransomware may make flight ops either impossible or significantly...