Preface: In fact, when the details of a vulnerability were announced. It’s hard to guess when it first happened. This is a well-known fact in the cybersecurity community. However, security analysts and researchers don’t mind the delay. Since the goal is to fix the problem and avoid a similar vulnerability in another product.For example, the…

Preface: Public Key Infrastructure is the proven solution for authentication, encryption and data integrity. DigiCert PKI solutions are built on trust. Public trust. Private trust. And the world’s most trusted roots. XenMobile Server GPKI support includes DigiCert Managed PKI, also referred to as MPKI. Background: XenMobile Server GPKI support includes DigiCert Managed PKI, also referred…

Preface: Several vulnerabilities in VMware products (CVE-2022-22954, CVE-2022-22955, CVE-2022-22956, CVE-2022-22957, and CVE-2022-22958) are reported to be at high risk of being exploited. System administrators should immediately install patches to affected systems to reduce the risk of cyber-attacks. Background: VMware Workspace ONE is an intelligence-driven digital workspace platform that enables you to simply and securely deliver…

Preface: JBD2 is the kernel thread of the ext4 file system. It often experiences the shadow (BH_Shadow) state during its use, which can affect the system performance. To solve this problem, Alibaba Cloud Linux 2 provides an interface in version 4.19. 81-17. Background: Ext3 would call an allocator for each blockA 100MB file would need…

Preface: President Biden’s Executive Order is modernizing the Federal Government defenses and improving the security of widely-used technology. On March 2022, he urged U.S. companies operating critical infrastructure, including in the energy sector, to harden their digital defenses. Background: CODESYS, formerly known as CoDeSys, is an acronym for Controller Development System, an Integrated Development Environment…

Preface: If the workstation is running in Linux kernel 5.17.1, due to this vulnerability (CVE-2022-28390). The adjacent communications peer device will be at risk. As a result, it allowing an attacker to execute arbitrary code to adjacent communications peer device. Background: The CANbus USB adapter connects a CANbus to the USB port of a PC…

Preface: Chromium is a free and open-source web browser project, principally developed and maintained by Google. This codebase provides the vast majority of code for the Google Chrome browser, which is proprietary software and has some additional features. The new Microsoft Edge is based on Chromium and was released on January 15, 2020. It is…

Preface: IEEE 802.2 provides two connectionless and one connection-oriented operational modes:– Type 1 is an unacknowledged connectionless mode for a datagram service.– Type 2 is a connection-oriented operational mode.– Type 3 is an acknowledged connectionless service. It supports point-to-point communication only. Background: af_llc[.]c (LLC User Interface SAPs):Description: Functions in this module are implementation of socket…

Preface: You use a method that takes an array of bytes. But you don’t know how big this array is, but it’s controlled by the code calling the method. Let’s assume it is 500 bytes long. Then you read an integer from somewhere else, let’s assume 1000 is read.As a result, you attempt to read…

Preface: Security misconfiguration can happen at any level of an application stack, including the network services, platform, web server, application server, database, frameworks, custom code, and pre-installed virtual machines, containers, or storage. Automated scanners are useful for detecting misconfigurations, use of default accounts or configurations, unnecessary services, legacy options, etc. Background: vSphere is a product…