Spectre and Meltdown Vulnerability Checker for Linux
ethical hacking

Spectre and Meltdown Vulnerability Checker for Linux Find Vulnerability

Spectre and Meltdown Vulnerability Checker for Linux Find Vulnerability

Spectre and Meltdown Vulnerability Checker for Linux  Hello friends i hope u all are fine in this article i will tell u about specter & meltdown checker .what is spectre and meltdown  and how does its work . specter and meltdown is a vulnerability for Linux

spectre  and meltdown is a simple shell script this script can tell your Linux installation is vulnerable against the 3 speculative execution  CVES are made public in the year 2018

spectre and meltdown can easily check your Linux kernel version what your are running current version on Linux  These script do its best including backported non vanilla patches of the advertised kernel version

How to hack wifi with android -best tricks ever

spectre and meltdown examples  Spectre and Meltdown Vulnerability Checker for Linux

Spectre and Meltdown Vulnerability Checker for Linux
Spectre and Meltdown Vulnerability Checker for Linux

specter variant 1  quick summary

C-V-E 2017 5753  bound check bypass

  • 1:- spectre and meltdown performing impact of the migation :negligible
  • 2:- spectre and meltdown  :- migation recompile software and kernel with a modified compiler that introduces the LFENCE opcode at the proper positions in the resulting coding
  • 3:- spectre and meltdown  impact kernel and all software

spectre  variant 2

C-V-E 2017 –5715   branch target injection

  • impact kernel
  • performance impact of the mitigation   high for mitigation 1 medium for migation2 depend on your cpu
  • Mitigation 1: new opcode via microcode update that should be used by up to date compilers to protect the BTB (by flushing indirect branch predictors)
  • Mitigation 2: introducing “retpoline” into compilers, and recompile software/OS with it

C-V-E  2017 –5754

  • performance impact
  • mitigation updated kernel with pti/ kpi patches  updated the kernel is enough
  • performance impact low to medium

if you want to download or read about more click spectre and meltdown

How to hack facebook account 

How to hack browser 

what is dns and how its work

net- creds sniffing tool 

DAST vs sast application 

 

Leave a Reply

Your email address will not be published. Required fields are marked *