Unmasking the new XorDDoS controller and infrastructure

Cisco Talos observed an existing distributed denial-of-service DDoS malware known as XorDDoS, continuing to spread globally between November 2023 and February 2025. A significant finding shows that over 70 percent of attacks using XorDDoS targeted the United States from Nov. 2023 to Feb. 2025. Th...

Adversary-Augmented Simulation for Fairness Evaluation and Defense in Hyperledger Fabric

This paper presents an adversary model and a simulation framework specifically tailored for analyzing attacks on distributed systems composed of multiple distributed protocols, with a focus on assessing the security of blockchain networks. Our model classifies and constrains adversarial actions...

CVE-2025-23131

In the Linux kernel, the following vulnerability has been resolved: dlm: prevent NPD when writing a positive value to eventdone douevent returns the value written to eventdone. In case it is a positive value, newlockspace would undo all the work, and lockspace would not be set. dlmnewlockspace,...

AZL-69653 CVE-2025-23131 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: dlm: prevent NPD when writing a positive value to eventdone douevent returns the value written to eventdone. In case it is a positive value, newlockspace would undo all the work, and lockspace would not be set. dlmnewlockspace,...

AZL-62788 CVE-2025-23131 affecting package kernel for versions less than 6.6.144.1-1

In the Linux kernel, the following vulnerability has been resolved: dlm: prevent NPD when writing a positive value to eventdone douevent returns the value written to eventdone. In case it is a positive value, newlockspace would undo all the work, and lockspace would not be set. dlmnewlockspace,...

DEBIAN-CVE-2025-23131

In the Linux kernel, the following vulnerability has been resolved: dlm: prevent NPD when writing a positive value to eventdone douevent returns the value written to eventdone. In case it is a positive value, newlockspace would undo all the work, and lockspace would not be set. dlmnewlockspace,...

UBUNTU-CVE-2025-23131

In the Linux kernel, the following vulnerability has been resolved: dlm: prevent NPD when writing a positive value to eventdone douevent returns the value written to eventdone. In case it is a positive value, newlockspace would undo all the work, and lockspace would not be set. dlmnewlockspace,...

PT-2025-20514

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A vulnerability in the Linux kernel has been resolved, related to the cleanup of FDB, MDB, and VLAN entries on unbind. The issue arises from the assumption that higher layers have balanc...

Linux Kernel Security Vulnerabilities

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 a null pointer dereference that may result when dlm handles positive eventdone values...

CVE-2025-30730

Vulnerability in the Oracle Application Object Library product of Oracle E-Business Suite component: Core. Supported versions that are affected are 12.2.5-12.2.14. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Application Object...

Private Networking in Distributed Compute Regions with VPC

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Blockchain Application in Metaverse: a Review

In recent years, the term Metaverse emerged as one of the most compelling concepts, captivating the interest of international companies such as Tencent, ByteDance, Microsoft, and Facebook. These company recognized the Metaverse as a pivotal element for future success and have since made significa...

Apache Ignite Deserialization RCE

The vulnerability of distributed databases for high-performance Apache Ignite calculations is related to deficiencies in the deserialization mechanism. Exploiting this vulnerability allows a malicious actor to execute arbitrary code remotely...

Huawei HarmonyOS security vulnerabilities

Huawei HarmonyOS is an operating system from Huawei China. It provides a full-scenario distributed operating system based on a microkernel. Huawei HarmonyOS suffers from a buffer overflow vulnerability that can be exploited by attackers to affect availability...

Important: Red Hat Security Advisory: Red Hat OpenShift distributed tracing platform (Tempo) 3.5.1 release

Red Hat OpenShift distributed tracing platform Tempo 3.5.1 has been released Release of Red Hat OpenShift distributed tracing provides following security improvements, bug fixes, and new features. The Red Hat OpenShift distributed tracing Tempo 3.5.1 is based on the open source...

USN-7407-1 linux-hwe-5.15 vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - MIPS architecture; - PowerPC architecture; - RISC-V architecture; - S390 architecture; - Supe...

Valmet DNA security vulnerabilities

Valmet DNA is a platform for automation and information systems from the Finnish company Valmet. In this single platform, process control, machine control, quality control, drive control and equipment condition monitoring systems are covered. A security vulnerability exists in Valmet DNA versions...

felix_setup_mmio_filtering Heap Buffer Overflow DoS

Vulnerability of the felixsetupmmiofiltering function in the drivers/net/dsa/ocelot/felix.c module – The DSA kernel support driver for the Linux operating system is vulnerable to uncontrolled resource consumption. Exploiting this vulnerability could allow an attacker to cause a service failure...

OESA-2025-1339 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: dma-debug: fix a possible deadlock on radixlock radixlock shouldn't be held while holding dmahashentryidx.lock otherwise, there's a possible deadlock scenario wh...

CVE-2025-24808

Discourse is an open-source discussion platform. Prior to versions 3.3.4 on the stable branch and 3.4.0.beta5 on the beta branch, someone who is about to reach the limit of users in a group DM may send requests to add new users in parallel. The requests might all go through ignoring the limit due...