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| author | DJ Delorie <dj@delorie.com> | 2017-03-17 15:31:38 -0400 |
|---|---|---|
| committer | DJ Delorie <dj@delorie.com> | 2017-03-17 15:31:38 -0400 |
| commit | 17f487b7afa7cd6c316040f3e6c86dc96b2eec30 (patch) | |
| tree | 5836e9e3b024ffd8c45029f7a2934aad44229b71 /ChangeLog.12 | |
| parent | b170d2e7ab998180abbd24fdd6c03ecb4293d000 (diff) | |
| download | glibc-17f487b7afa7cd6c316040f3e6c86dc96b2eec30.zip glibc-17f487b7afa7cd6c316040f3e6c86dc96b2eec30.tar.gz glibc-17f487b7afa7cd6c316040f3e6c86dc96b2eec30.tar.bz2 | |
Further harden glibc malloc metadata against 1-byte overflows.
Additional check for chunk_size == next->prev->chunk_size in unlink()
2017-03-17 Chris Evans <scarybeasts@gmail.com>
* malloc/malloc.c (unlink): Add consistency check between size and
next->prev->size, to further harden against 1-byte overflows.
Diffstat (limited to 'ChangeLog.12')
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