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bpo-31746: Fixed Segfaults in the sqlite module when uninitialized. #3946

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lielfr wants to merge 9 commits into from
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bpo-31746: Fixed Segfaults in the sqlite module when uninitialized. #3946

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bbe3a0e
bpo-31746: Fixed Segfaults in the sqlite module when uninitialized.
lielfr Oct 10, 2017
b57a6af
Added regression tests, changed RuntimeError to ProgrammingError, and…
lielfr Oct 11, 2017
9955edf
Fixing typo, identation and tests according to reviews.
lielfr Oct 13, 2017
c0920c8
The first example code doesn't crash anymore.
lielfr Jun 3, 2019
77b2946
No more crashes from #31746
lielfr Jun 3, 2019
0fcd075
Fixed C whitespace error
lielfr Jun 3, 2019
d8b4dd6
Fixing the files according to the feedback in the PR
lielfr Apr 28, 2021
51e7a9f
Adding whitespace at the end of regression.py
lielfr Apr 28, 2021
84326a2
Fixing unnecessary extra whitespace in regression.py
lielfr Apr 28, 2021
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The first example code doesn't crash anymore.
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@lielfr
lielfr committed Apr 28, 2021
commit c0920c84142e04b7eb67049d287ca51b239792de
6 changes: 6 additions & 0 deletions Modules/_sqlite/connection.c
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Original file line number Diff line number Diff line change
Expand Up @@ -289,6 +289,12 @@ static PyObject *
pysqlite_connection_cursor_impl(pysqlite_Connection *self, PyObject *factory)
/*[clinic end generated code: output=562432a9e6af2aa1 input=4127345aa091b650]*/
{
if (self == NULL) {
return NULL;
}

static char *kwlist[] = {"factory", NULL};
Comment on lines +299 to +303

@erlend-aasland erlend-aasland Apr 30, 2021

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This is not needed if self->initialized is only set if pysqlite_connection_init was successful. Also, it looks like the rebase left some artifacts :)

PyObject* factory = NULL;
PyObject* cursor;

if (!pysqlite_check_thread(self) || !pysqlite_check_connection(self)) {
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