Ret2dir: rethinking kernel isolation

Author: sxsl

August undefined, 2024

WebAug 20, 2014 · In this work, we demonstrate how implicit page frame sharing can be leveraged for the complete circumvention of software and hardware kernel isolation … WebIn this work, we demonstrate how implicit page frame sharing can be leveraged for the complete circumven-tion of software and hardware kernel isolation protec-tions. We …

Kernel - low level - Read the Docs

WebMar 24, 2024 · Core isolation provides virtualization-based security features to protect core parts of your device. Click on Core isolation details, and you will be offered to enable … Web11.4k members in the lowlevel community. Low level programming and hacking subreddit for Linux and Windows. old rectory house ipsley

CiteSeerX — ret2dir: Rethinking kernel isolation

Web"ret2dir: Rethinking Kernel Isolation" Vasileios P. Kemerlis, Michalis Polychronakis, Angelos D. Keromytis, ... -- Usenix 2014 "Size Does Matter: Why Using Gadget-Chain Length to … WebResearchr. Researchr is a web site for finding, collecting, sharing, and reviewing scientific publications, for researchers by researchers. Sign up for an account to create a profile … WebNo category ret2dir: Rethinking Kernel Isolation my norton 360 won\\u0027t open

Vasileios P. Kemerlis - Brown University

Details

WebDec 12, 2014 · From ret2dir: Rethinking Kernel Isolation (2014 paper): Abstract: Return-to-user (ret2usr) attacks redirect corrupted kernel pointers to data residing in user space. In … WebI'm interested in software, hardware, and systems security, with a focus on OS kernel protection, software hardening, and information flow tracking. I'm also the director of the … my northwood blackboard loginWebJul 4, 2024 · Ret2dir: Rethinking Kernel Isolation Kermerlis et al Columbia University Presented by Lucas Copi Introduction ! In the past attackers have focused efforts on … old rectory kitchen

"WebJan 1, 2024 · We propose a new form of strong kernel isolation to protect commodity systems incuring an overhead of only 0.06-5.09%. ... ret2dir: Rethinking kernel isolation. … " - Ret2dir: rethinking kernel isolation

Ret2dir: rethinking kernel isolation

Webret2dir: Rethinking Kernel IsolationVasileios P. Kemerlis, Michalis Polychronakis, and Angelos D. Keromytis, Columbia UniversityReturn-to-user (ret2usr) atta... WebRethinking Kernel Isolation Vasileios P. Kemerlis Network Security Lab Department of Computer Science Columbia University New York, NY, USA Georgia Institute of …

Did you know?

WebWe demonstrate how implicit data sharing can be leveraged for the complete circumvention of software and hardware kernel isolation protections, by introducing a new kernel … WebBy Vasileios Kemerlis"Return-to-user (ret2usr) attacks redirect corrupted kernel pointers to controlled data residing in user space, by taking advantage of t...

WebSep 15, 2016 · A paper "ret2dir: Rethinking Kernel Isolation" was released two years ago. ... Even under kernel <= 3.9, the kernel patched with PaX/Grsecurity can prevent ret2dir … WebVasileios P. Kemerlis,Michalis Polychronakis,Angelos D. Keromytis,ret2dir: Rethinking Kernel Isolation. Zhigong Li,Weili Han,Wenyuan Xu,A Large-Scale Empirical Analysis of Chinese Web Passwords. Zakir Durumeric,Michael Bailey,J. Alex Halderman,An Internet-Wide View of Internet-Wide Scanning.

WebSep 30, 2016 · 2）利用ret2dir技术。该技术由哥伦比亚大学在2014年提出，其利用原理是，Linux内核在设计的时候，在用户空间映射内存的时候，为了提高内存的操作效率，内 … WebMar 23, 2024 · 【linux内核漏洞利用】ret2dir利用方法. 完全参考rtfingc的文章linux kernel pwn 之 ret2dir 学习，附赠文件及源码点这里，原文中给出的kpwn.c文件有错误，现已更正 …

Webret2dir: Deconstructing Kernel Isolation Vasileios P. Kemerlis Michalis Polychronakis Angelos D. Keromytis Network Security Lab Department of Computer Science Columbia …

WebIn this work, we demonstrate how implicit page frame sharing can be leveraged for the complete circumvention of software and hardware kernel isolation protections. We … old rectory padworthWebFeb 10, 2024 · ret2dir: Rethinking Kernel Isolation Vasileios P. Kemerlis Michalis Polychronakis Angelos D. Keromytis Network Security Lab Department of Computer … old rectory park cookstownWebApr 4, 2024 · A Hardware-Software Co-design for Efficient Intra-Enclave Isolation. Gu, Zhu, Li, Li, Xia, and Chen. Usenix Security 2024. SchrodinText: Strong Protection of Sensitive … old rectory great asbyWebret2dir:Rethinking Kernel Isolation(翻译) 前一段时间在网上找ret2dir的资料，一直没找到比较系统的介绍，于是干脆把这篇经典的论文翻译了，当然，第一次翻译（而且还这么 … my norton account einloggenWebKernel exploiting. Exploitation in this environment is a little special because, first of all is the kernel, so failure means all the system is fucked up, second you have all the particular … old rectory little saxhamWebMar 29, 2024 · Core scheduling in ChromeOS. In order to use core scheduling, userspace has to define groups of tasks that trust each other. The kernel’s scheduler makes sure that only tasks within the same group can share a core’s hyperthreads simultaneously, while doing its best to ensure maximum performance and fairness. This is a balancing act, … my norton account chatWebJan 4, 2024 · ret2dir: Rethinking Kernel Isolation. This is a novel new technique called return-to-direct-mapped memory which is a variant of the return-to-libc or other ROP style … my norton 360 install