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Differential D29896

libkiconv: address memory leak in a not-found case
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Authored by emaste on Apr 21 2021, 5:48 PM.
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scottl
imp
jhb
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rG8e64d97d94f7: libkiconv: address memory leak in not-found cases
rG7452b2e44be6: libkiconv: address memory leak in not-found cases
rGe3bbb369c44b: libkiconv: address memory leak in not-found cases
rG3cfd08c1c740: libkiconv: address memory leak in not-found cases
Summary

Found in "Understanding and Detecting Disordered Error Handling with Precise Function Pairing" by Qiushi Wu et. al.

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rG FreeBSD src repository
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emaste requested review of this revision.Apr 21 2021, 5:48 PM
emaste created this revision.
scottl requested changes to this revision.Apr 21 2021, 5:59 PM
scottl added a subscriber: scottl.
scottl added inline comments.
lib/libkiconv/kiconv_sysctl.c
90

Do you mean free(csi) here?

This revision now requires changes to proceed.Apr 21 2021, 5:59 PM
emaste updated this revision to Diff 87887.Apr 21 2021, 6:10 PM

fix from scott

emaste added a comment.Apr 21 2021, 6:11 PM

paper was here: https://www-users.cs.umn.edu/~kjlu/papers/hero.pdf

imp accepted this revision.Apr 21 2021, 6:16 PM
jhb accepted this revision.Apr 21 2021, 6:25 PM
jhb added a subscriber: jhb.

RAII would be nice.

This revision was not accepted when it landed; it landed in state Needs Review.Apr 22 2021, 11:34 PM
Closed by commit rG3cfd08c1c740: libkiconv: address memory leak in not-found cases (authored by emaste). · Explain Why
This revision was automatically updated to reflect the committed changes.
emaste added a commit: rG3cfd08c1c740: libkiconv: address memory leak in not-found cases.
emaste added a commit: rGe3bbb369c44b: libkiconv: address memory leak in not-found cases.Apr 28 2021, 12:11 AM
emaste added a commit: rG7452b2e44be6: libkiconv: address memory leak in not-found cases.
emaste added a commit: rG8e64d97d94f7: libkiconv: address memory leak in not-found cases.

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lib/
libkiconv/
2 lines

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lib/libkiconv/kiconv_sysctl.c

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