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Issue #12847: Fix a crash with negative PUT and LONG_BINPUT arguments in

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the C pickle implementation.
This commit is contained in:
Antoine Pitrou 2011-08-30 00:28:40 +02:00
commit a514eb95f3
4 changed files with 31 additions and 1 deletions
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12
Lib/test/pickletester.py
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@ -1150,6 +1150,18 @@ class AbstractPickleTests(unittest.TestCase):
# On 32-bit builds, a BINUNICODE of 2**31 or more is refused
self.check_negative_32b_binXXX(b'\x80\x03X\xff\xff\xff\xffxyzq\x00.')
def test_negative_put(self):
# Issue #12847
dumped = b'Va\np-1\n.'
self.assertRaises(ValueError, self.loads, dumped)
def test_negative_32b_binput(self):
# Issue #12847
if sys.maxsize > 2**32:
self.skipTest("test is only meaningful on 32-bit builds")
dumped = b'\x80\x03X\x01\x00\x00\x00ar\xff\xff\xff\xff.'
self.assertRaises(ValueError, self.loads, dumped)
class BigmemPickleTests(unittest.TestCase):