git.ipfire.org Git - thirdparty/zstd.git/commit

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author	Nick Terrell <terrelln@fb.com>
	Tue, 13 Dec 2016 02:05:30 +0000 (18:05 -0800)
committer	Nick Terrell <terrelln@fb.com>
	Tue, 13 Dec 2016 02:05:30 +0000 (18:05 -0800)
commit	e474aa55b4d6b52d5e7d97db163835f208415a12
tree	dd4dbf33d9badadb881f346e3df4f849cd898410	tree \| snapshot
parent	4c6ce5a57eaa302b86c889d33837ba0e59c9f3bd	commit \| diff

Fix decompression buffer overrun

Allows an adversary to write up to 3 bytes beyond the end of the buffer.
Occurs if the match overlaps the `extDict` and `currentPrefix`, and the
match length in the `currentPrefix` is less than `MINMATCH`, and
`op-(16-MINMATCH) >= oMatchEnd > op-16`.

lib/decompress/zstd_decompress.c		diff \| blob \| blame \| history
lib/legacy/zstd_v01.c		diff \| blob \| blame \| history
lib/legacy/zstd_v02.c		diff \| blob \| blame \| history
lib/legacy/zstd_v03.c		diff \| blob \| blame \| history
lib/legacy/zstd_v04.c		diff \| blob \| blame \| history
lib/legacy/zstd_v05.c		diff \| blob \| blame \| history
lib/legacy/zstd_v06.c		diff \| blob \| blame \| history
lib/legacy/zstd_v07.c		diff \| blob \| blame \| history

Mirror of https://github.com/facebook/zstd.git

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