mirrors/ladybird
0
0
Fork 0
mirror of https://github.com/LadybirdBrowser/ladybird.git synced 2025-09-24 18:28:57 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 9

Kernel: Disallow syscalls from writeable memory

Browse source 
Processes will now crash with SIGSEGV if they attempt making a syscall
from PROT_WRITE memory.

This neat idea comes from OpenBSD. :^)
This commit is contained in:
Andreas Kling 2019-11-29 16:15:30 +01:00
commit e56daf547c
Notes: sideshowbarker 2024-07-19 11:02:00 +09:00
5 changed files with 27 additions and 5 deletions
Download patch file Download diff file Expand all files Collapse all files

1
Base/usr/share/man/man1/crash.md
View file

@ -27,6 +27,7 @@ kinds of crashes.
* `-r`: Write to read-only memory.
* `-T`: Make a syscall while using an invalid stack pointer.
* `-t`: Trigger a page fault while using an invalid stack pointer.
* `-S`: Make a syscall from writeable memory.
## Examples