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$ hg init empty-repo
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$ cd empty-repo
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Flags on revlog version 0 are rejected
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>>> with open('.hg/store/00changelog.i', 'wb') as fh:
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... fh.write('\x00\x01\x00\x00')
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$ hg log
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abort: unknown flags (0x01) in version 0 revlog 00changelog.i!
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|
[255]
|
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|
|
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|
Unknown flags on revlog version 1 are rejected
|
|
|
|
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|
>>> with open('.hg/store/00changelog.i', 'wb') as fh:
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... fh.write('\x00\x04\x00\x01')
|
|
|
|
|
|
$ hg log
|
|
|
abort: unknown flags (0x04) in version 1 revlog 00changelog.i!
|
|
|
[255]
|
|
|
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|
|
Unknown version is rejected
|
|
|
|
|
|
>>> with open('.hg/store/00changelog.i', 'wb') as fh:
|
|
|
... fh.write('\x00\x00\x00\x02')
|
|
|
|
|
|
$ hg log
|
|
|
abort: unknown version (2) in revlog 00changelog.i!
|
|
|
[255]
|
|
|
|
|
|
$ cd ..
|
|
|
|
|
|
Test for CVE-2016-3630
|
|
|
|
|
|
$ hg init
|
|
|
|
|
|
>>> open("a.i", "w").write(
|
|
|
... """eJxjYGZgZIAAYQYGxhgom+k/FMx8YKx9ZUaKSOyqo4cnuKb8mbqHV5cBCVTMWb1Cwqkhe4Gsg9AD
|
|
|
... Joa3dYtcYYYBAQ8Qr4OqZAYRICPTSr5WKd/42rV36d+8/VmrNpv7NP1jQAXrQE4BqQUARngwVA=="""
|
|
|
... .decode("base64").decode("zlib"))
|
|
|
|
|
|
$ hg debugindex a.i
|
|
|
rev offset length delta linkrev nodeid p1 p2
|
|
|
0 0 19 -1 2 99e0332bd498 000000000000 000000000000
|
|
|
1 19 12 0 3 6674f57a23d8 99e0332bd498 000000000000
|
|
|
$ hg debugdata a.i 1 2>&1 | egrep 'Error:.*decoded'
|
|
|
(mercurial\.\w+\.mpatch\.)?mpatchError: patch cannot be decoded (re)
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|
|
|
