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| author | Oren Milman <orenmn@gmail.com> | 2017-11-07 00:09:49 (GMT) |
|---|---|---|
| committer | Victor Stinner <victor.stinner@gmail.com> | 2017-11-07 00:09:49 (GMT) |
| commit | edb13ae48c17210fa4b2d40a6833ca09db5c121b (patch) | |
| tree | b794f824b29d8c6e82add09c00dc24985b3fe01e /Modules/_sqlite | |
| parent | e56ab746a965277ffcc4396d8a0902b6e072d049 (diff) | |
| download | cpython-edb13ae48c17210fa4b2d40a6833ca09db5c121b.zip cpython-edb13ae48c17210fa4b2d40a6833ca09db5c121b.tar.gz cpython-edb13ae48c17210fa4b2d40a6833ca09db5c121b.tar.bz2 | |
bpo-31764: Prevent a crash in sqlite3.Cursor.close() in case the Cursor object is uninitialized (#3958)
Diffstat (limited to 'Modules/_sqlite')
| -rw-r--r-- | Modules/_sqlite/cursor.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/Modules/_sqlite/cursor.c b/Modules/_sqlite/cursor.c index f7a34c1..4ecb5b4 100644 --- a/Modules/_sqlite/cursor.c +++ b/Modules/_sqlite/cursor.c @@ -889,6 +889,11 @@ PyObject* pysqlite_noop(pysqlite_Connection* self, PyObject* args) PyObject* pysqlite_cursor_close(pysqlite_Cursor* self, PyObject* args) { + if (!self->connection) { + PyErr_SetString(pysqlite_ProgrammingError, + "Base Cursor.__init__ not called."); + return NULL; + } if (!pysqlite_check_thread(self->connection) || !pysqlite_check_connection(self->connection)) { return NULL; } |