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| author | Ben Harper <btharper1221@gmail.com> | 2019-09-10 11:20:15 -0400 |
|---|---|---|
| committer | T. Wouters <thomas@python.org> | 2019-09-10 08:20:15 -0700 |
| commit | a9b6033179b64b985394ad351501089a6a94fc9d (patch) | |
| tree | 9eb94eddcae546954d94b0e80987ff2c1f30f770 /Lib/ctypes | |
| parent | 912108891db52c2067889be1f4ce5713839807cd (diff) | |
| download | cpython-git-a9b6033179b64b985394ad351501089a6a94fc9d.tar.gz | |
bpo-36253: Remove use after free reference in ctypes test suite (GH-12257)
Diffstat (limited to 'Lib/ctypes')
| -rw-r--r-- | Lib/ctypes/test/test_stringptr.py | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/Lib/ctypes/test/test_stringptr.py b/Lib/ctypes/test/test_stringptr.py index 95cd1614c6..c20951f4ce 100644 --- a/Lib/ctypes/test/test_stringptr.py +++ b/Lib/ctypes/test/test_stringptr.py @@ -70,8 +70,8 @@ class StringPtrTestCase(unittest.TestCase): x = r[0], r[1], r[2], r[3], r[4] self.assertEqual(x, (b"c", b"d", b"e", b"f", b"\000")) del buf - # x1 will NOT be the same as x, usually: - x1 = r[0], r[1], r[2], r[3], r[4] + # Because r is a pointer to memory that is freed after deleting buf, + # the pointer is hanging and using it would reference freed memory. if __name__ == '__main__': unittest.main() |