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)
Mon, May 11, 4:28 PM
Unknown Object (File)
Fri, May 8, 11:06 AM
Unknown Object (File)
Sun, May 3, 8:49 PM
Unknown Object (File)
Wed, Apr 29, 8:55 PM
Unknown Object (File)
Thu, Apr 23, 6:40 PM
Unknown Object (File)
Apr 19 2026, 5:22 AM
Unknown Object (File)
Apr 9 2026, 1:11 PM
Unknown Object (File)
Apr 4 2026, 7:28 PM
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.