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CVE-2018-18955 kernel: Privilege escalation in map_write() in kernel/user_namespace.c
Preface: Linux makes very efficient use of the system’s resources.You can give new life to your old and slow Windows system by installing a lightweight Linux system. Variants of Linux are most widely used in the Internet of things and smart devices. Vulnerability synopsis: Namespaced mapping – when the two sorted arrays are used, the…
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He is a bird – Taiwan supercomputer (Nov 2018)
Preface: There are many reasons for wanting to combine the two parallel programming approaches of MPI and CUDA. A common reason is to enable solving problems with a data size too large to fit into the memory of a single GPU, or that would require an unreasonably long compute time on a single node. The…
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Supercomputer – You focus the speed of CPU, but my design goal is efficiency (Nov 2018)
Preface: The art of driving a car in a race comes from the ability to maximize the performance of the car. Everything you do on a track takes skill when you are reaching the limits of performance. This concept also suitable on computer design. Japan supercomputer rating: Fujitsu ranks supercomputers seventh in the world. Cores:…
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CVE-2018-6983 VMware Workstation and Fusion updates address an integer overflow issue – 22nd Nov 2018
Preface: VMware Workstation is a hosted hypervisor that runs on x64 versions of Windows and Linux operating systems[4] (an x86 version of earlier releases was available);[3] it enables users to set up virtual machines (VMs) on a single physical machine, and use them simultaneously along with the actual machine. Findings: VMware Workstation and Fusion contain…
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The amazon PAYFORT payfort-php-SDK payment gateway SDK vulnerabilities – 14th Nov 2018
Preface: PAYFORT Online Payment Gateway is the most Trusted in the Middle East. PAYFORT is here to help you accept online payments, reduce fraud & max your transaction amount. Remark: On Mar 2018, official announce that PayFort International Inc. and its subsidiaries will be acquired by Amazon. Vulnerabilities synopsis: The Amazon PAYFORT payfort-php-SDK payment gateway…
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CVE-2018-0692 – The installer of Baidu Browser may insecurely load Dynamic Link Libraries
Preface: Baidu Spark Browser is based on Chromium, the same engine which runs Google Chrome. Vulnerability findings: Baidu Browser provided by Baidu, Inc. is a Web browser. The installer of Baidu Browser contains an issue with the DLL search path, which may lead to insecurely loading Dynamic Link Libraries. Impact: Arbitrary code may be executed…
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VMware Releases Security Updates – November 20, 2018
Preface: vSphere Data Protection is a backup and recovery solution designed for vSphere environments.It provides agentless, image-level virtual-machine backups to disk. VMware vSphere 6.5 is the last release which includes the VDP product. All existing vSphere Data Protection installations with active Support and Subscription (SnS) will continue to be supported until their End of General…
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Status update – Multiple Vulnerabilities in Some ZTE CPE Terminal Products 19th Nov 2018
Preface: GPON stands for Gigabit Passive Optical Networks. GPON is defined by ITU-T recommendation series G.984.1 through G.984.6. ZTE model F670 is a GPON Optical Network Terminal designed for Fiber to the home (FTTH) scenario. Therefore, it is very popular in today’s Internet home use. Vulnerability findings: Some ZTE CPE terminal products encountered below vulnerability.…
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Supercomputer – Who’s running fastest in the world? Nov 2018
Preface: When executing a process by switching it between various CPU cores is that, when switching a process to a new CPU core, the “L1” cache of the new core has to be updated and the previous core’s “L1” cache might requires to be deleted etc. Whereby in a somewhat unnecessary cache activity that ultimately…
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AWS S3 Misconfigurations how to Avoid?
Preface: AWS cloud business keep running strong in the market. Amazon S3 or Amazon Simple Storage Service is a “simple storage service” offered by Amazon Web Services (AWS) that provides object storage through a web service interface. Synopsis: S3 buckets can be configured with public access. But S3 looks like a burden for AWS reputation.…