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Since 2011, /proc/pid/mem interface is possible to be written via write(2) syscall: https://lwn.net/Articles/432347/ https://lwn.net/Articles/433326/ An example where this feature is used is in the Google CTF 2020 "WriteOnly" challenge.
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Hi Peter,
Could you please send in the patch my mail. See
https://www.kernel.org/doc/man-pages/patches.html
Thanks,
Michael
…On 9/11/20 4:02 PM, Peter Teoh wrote:
Since 2011, /proc/pid/mem interface is possible to be written via write(2) syscall:
https://lwn.net/Articles/432347/
https://lwn.net/Articles/433326/
An example where this feature is used is in the Google CTF 2020 "WriteOnly" challenge.
You can view, comment on, or merge this pull request online at:
#20
-- Commit Summary --
* Update proc.5
-- File Changes --
M man5/proc.5 (3)
-- Patch Links --
https://github.com/mkerrisk/man-pages/pull/20.patch
https://github.com/mkerrisk/man-pages/pull/20.diff
--
Michael Kerrisk
Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/
Linux/UNIX System Programming Training: http://man7.org/training/
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Since 2011, /proc/pid/mem interface is possible to be written via write(2) syscall:
https://lwn.net/Articles/432347/
https://lwn.net/Articles/433326/
An example where this feature is used is in the Google CTF 2020 "WriteOnly" challenge.