hardstop

Hard Stop: Kernel-Level Preemption and Containment for Rogue Agentic Execution Architectural Comparison: Off-Board Hardware Fabrics DPUs / SmartNICs vs. In-Cache Kernel Preemption Hard Stop Off-board hardware security architectures route agent execution telemetry out-of-band across host I/O buses...

PT-2025-43095

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw within the RISCV architecture related to ftrace and kernel preemption. The issue arises from the use of an AUIPC + JALR instruction pair to encode an...

CVE-2024-56759 btrfs: fix use-after-free when COWing tree bock and tracing is enabled

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix use-after-free when COWing tree bock and tracing is enabled When a COWing a tree block, at btrfscowblock, and we have the tracepoint tracebtrfscowblock enabled and preemption is also enabled CONFIGPREEMPT=y, we can...