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      Seokmin.Lee

      Hello, I am a master's student in the Department of Convergence Security (Samsung Advanced Security) at Korea University.After graduation, I am expected as a security developer or researcher member of Samsung SDS.

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[linux] kaslr, kpti off

27 Apr 2021

sudo vim /etc/default/grub 확인

GRUB_CMDLINE_LINUX_DEFAULT=”off할 명령어들”

nokaslr 추가 pti=off 추가

image

update시키기

$ sudo upate-grub $ sudo reboot

KPTI disabled 적용확인

$ cat /proc/cpuinfo grep pti

pti가 on 되어있면 flag에 pti가 뜬다.

off 되어 있는 상태

image



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