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bpo-30245: possible overflow when organize struct.pack_into error message #1682

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Merged
zhangyangyu merged 10 commits into from
Jun 2, 2017
Merged

bpo-30245: possible overflow when organize struct.pack_into error message #1682

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b46b18d
fix 30245
johanliu May 20, 2017
f228dd7
fix issue 30245
johanliu May 20, 2017
890b93e
fix issue 30245
johanliu May 20, 2017
c876f9a
fix 30245
johanliu May 20, 2017
d7cc609
add name to ACKS
johanliu May 20, 2017
2c3a43e
fix issue30245
johanliu May 20, 2017
3e1d50f
fix
johanliu May 20, 2017
c4a9927
fix
johanliu May 20, 2017
9ed5051
add space in Misc/NEWS
johanliu May 20, 2017
adac2da
Merge branch 'master' into issue30245
johanliu Jun 2, 2017
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fix
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@johanliu
johanliu committed May 20, 2017
commit c4a9927c6855b9bf3581d76c1edae091fbae342f
7 changes: 3 additions & 4 deletions Lib/test/test_struct.py
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Original file line number Diff line number Diff line change
Expand Up @@ -602,11 +602,10 @@ def test_boundary_error_message_with_negative_offset(self):
def test_boundary_error_message_with_large_offset(self):
# Test overflows cause by large offset and value size (issue 30245)
regex = (
"pack_into requires a buffer of at least " + str(sys.maxsize + 4) +
" bytes for packing 4 bytes at offset " + str(sys.maxsize) +
" \(actual buffer size is 10\)"
r'pack_into requires a buffer of at least ' + str(sys.maxsize + 4) +
r' bytes for packing 4 bytes at offset ' + str(sys.maxsize) +
r' \(actual buffer size is 10\)'
)

with self.assertRaisesRegex(struct.error, regex):
struct.pack_into('<I', bytearray(10), sys.maxsize, 1)

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