Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the duplicate prevention logic of netemenqueue failing in the presence of multiple netems in the qdisc tree,...

RHEL 8 : kernel-rt (RHSA-2025:13961)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:13961 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism...

Linux Distros Unpatched Vulnerability : CVE-2019-18425

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An issue was discovered in Xen through 4.12.x allowing 32-bit PV guest OS users to gain guest OS privileges by installing and using descriptors. There is missin...

ALSA-2025:13961 Moderate: kernel-rt security update

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Security Fixes: kernel: drm/vkms: Fix use after free and double free on init error CVE-2025-22097 kernel: netsched: ets: Fix double list add in class with...

Linux Distros Unpatched Vulnerability : CVE-2025-38001

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: netsched: hfsc: Address reentrant enqueue adding class to eltree twice Savino says: We are...

Malicious code in cache-emulate-fire-encrypt-cache (npm)

The package cache-emulate-fire-encrypt-cache was found to contain malicious code...

Linux Distros Unpatched Vulnerability : CVE-2022-50206

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - arm64: fix oops in concurrently setting insnemulation sysctls emulationprochandler changes table-data for procdointvecminmax and can generate the following Oops...

Linux Distros Unpatched Vulnerability : CVE-2021-47522

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: HID: bigbenff: prevent null pointer dereference When emulating the device through uhid, ther...

Exploit for Out-of-bounds Write in Cypress Cyw20735_Firmware

This repository is an offensive tool for firmware emulation and fuzzing. It provides a virtual environment to fuzz wireless firmwares, allowing for the extraction of their current state and re-execution in a virtual environment for fuzzing. The tool is currently optimized for the CYW20735 Bluetoo...

Linux Distros Unpatched Vulnerability : CVE-2017-2596

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - The nestedvmxcheckvmptr function in arch/x86/kvm/vmx.c in the Linux kernel through 4.9.8 improperly emulates the VMXON instruction, which allows KVM L1 guest OS...

kernel: net_sched: hfsc: Fix a UAF vulnerability in class with netem as child qdisc

A use-after-free vulnerability has been identified in the Linux kernel's HFSC Hierarchical Fair Service Curve queuing discipline when it is configured with NETEM Network Emulation as a child. This flaw can lead to a kernel panic or crash due to incorrect assumptions about the queue state...

Introducing DataTrap: A Smarter, More Adaptive Honeypot Framework

Today, we're excited to release DataTrap, a powerful, extensible honeypot system built to simulate realistic web applications, IoT devices, and database behavior across HTTP, HTTPS, SSH, and database protocols e.g., MySQL. What sets DataTrap apart? It goes beyond static honeypots by combining...

kernel: net_sched: hfsc: Fix a UAF vulnerability in class with netem as child qdisc

A use-after-free vulnerability has been identified in the Linux kernel's HFSC Hierarchical Fair Service Curve queuing discipline when it is configured with NETEM Network Emulation as a child. This flaw can lead to a kernel panic or crash due to incorrect assumptions about the queue state...

kernel: net_sched: hfsc: Fix a UAF vulnerability in class with netem as child qdisc

A use-after-free vulnerability has been identified in the Linux kernel's HFSC Hierarchical Fair Service Curve queuing discipline when it is configured with NETEM Network Emulation as a child. This flaw can lead to a kernel panic or crash due to incorrect assumptions about the queue state...

kernel: net_sched: hfsc: Fix a UAF vulnerability in class with netem as child qdisc

A use-after-free vulnerability has been identified in the Linux kernel's HFSC Hierarchical Fair Service Curve queuing discipline when it is configured with NETEM Network Emulation as a child. This flaw can lead to a kernel panic or crash due to incorrect assumptions about the queue state...

kernel: net_sched: hfsc: Address reentrant enqueue adding class to eltree twice

A use-after-free UAF vulnerability, which also presents a potential infinite loop condition, has been resolved in the Linux kernel. This flaw affects the HFSC Hierarchical Fair Service Curve queuing discipline when it is used in conjunction with NETEM Network Emulation. A malicious user could...

kernel: net_sched: hfsc: Address reentrant enqueue adding class to eltree twice

A use-after-free UAF vulnerability, which also presents a potential infinite loop condition, has been resolved in the Linux kernel. This flaw affects the HFSC Hierarchical Fair Service Curve queuing discipline when it is used in conjunction with NETEM Network Emulation. A malicious user could...

kernel: net_sched: hfsc: Fix a UAF vulnerability in class with netem as child qdisc

A use-after-free vulnerability has been identified in the Linux kernel's HFSC Hierarchical Fair Service Curve queuing discipline when it is configured with NETEM Network Emulation as a child. This flaw can lead to a kernel panic or crash due to incorrect assumptions about the queue state...

CVE-2025-38469 KVM: x86/xen: Fix cleanup logic in emulation of Xen schedop poll hypercalls

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/xen: Fix cleanup logic in emulation of Xen schedop poll hypercalls kvmxenschedoppoll does a kmallocarray when a VM polls the host for more than one event channel potr nrports 1. After the kmallocarray, the error paths ne...

CVE-2025-38469

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/xen: Fix cleanup logic in emulation of Xen schedop poll hypercalls kvmxenschedoppoll does a kmallocarray when a VM polls the host for more than one event channel potr nrports 1. After the kmallocarray, the error paths ne...