Page MenuHomeFreeBSD

elfdump: limit STDIN to no rights rather than closing it
ClosedPublic

Authored by emaste on Sep 20 2016, 7:15 PM.
Tags
None
Referenced Files
Unknown Object (File)
Jul 20 2025, 3:30 AM
Unknown Object (File)
Jul 13 2025, 10:06 AM
Unknown Object (File)
Jul 5 2025, 9:35 AM
Unknown Object (File)
Jul 4 2025, 2:24 AM
Unknown Object (File)
Jun 25 2025, 9:48 AM
Unknown Object (File)
Jun 19 2025, 7:10 AM
Unknown Object (File)
Jun 13 2025, 9:54 PM
Unknown Object (File)
May 25 2025, 3:49 AM
Subscribers
None

Details

Summary

Closing stdin/stdout/stderr is often a bad idea as a future open() can end up with its fd. Leave STDIN_FILENO open and limit it to no rights instead.

Diff Detail

Repository
rS FreeBSD src repository - subversion
Lint
Lint Not Applicable
Unit
Tests Not Applicable

Event Timeline

emaste retitled this revision from to elfdump: limit STDIN to no rights rather than closing it.
emaste updated this object.
emaste edited the test plan for this revision. (Show Details)
emaste added reviewers: oshogbo, cem.
cem edited edge metadata.
This revision is now accepted and ready to land.Sep 20 2016, 7:24 PM
This revision was automatically updated to reflect the committed changes.