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Differential D7984

elfdump: limit STDIN to no rights rather than closing it
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Authored by emaste on Sep 20 2016, 7:15 PM.
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cem
oshogbo
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rS306056: elfdump: limit STDIN to no rights rather than closing it
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.

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rS FreeBSD src repository - subversion
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emaste updated this revision to Diff 20551.Sep 20 2016, 7:15 PM
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 accepted this revision.Sep 20 2016, 7:24 PM
cem edited edge metadata.
This revision is now accepted and ready to land.Sep 20 2016, 7:24 PM
Closed by commit rS306056: elfdump: limit STDIN to no rights rather than closing it (authored by emaste). · Explain WhySep 20 2016, 9:38 PM
This revision was automatically updated to reflect the committed changes.

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PathSize
head/
usr.bin/
elfdump/
2 lines

Diff 20554

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head/usr.bin/elfdump/elfdump.c

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