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| author | Kumar Aditya <59607654+kumaraditya303@users.noreply.github.com> | 2022-09-09 11:33:40 (GMT) |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-09-09 11:33:40 (GMT) |
| commit | 88a7f661ca02c0eb76b8f19234b8293b70f171e2 (patch) | |
| tree | 76098ddbead29a28d0f936e8c30f7b29f334e23a /Python/pystate.c | |
| parent | 30cc1901efa18180a83bf8402df9e1c10d877c49 (diff) | |
| download | cpython-88a7f661ca02c0eb76b8f19234b8293b70f171e2.zip cpython-88a7f661ca02c0eb76b8f19234b8293b70f171e2.tar.gz cpython-88a7f661ca02c0eb76b8f19234b8293b70f171e2.tar.bz2 | |
Fix possible NULL pointer dereference in _PyThread_CurrentFrames (GH-96584)
Diffstat (limited to 'Python/pystate.c')
| -rw-r--r-- | Python/pystate.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/Python/pystate.c b/Python/pystate.c index 1c96f4f..a0d61d7 100644 --- a/Python/pystate.c +++ b/Python/pystate.c @@ -1413,7 +1413,12 @@ _PyThread_CurrentFrames(void) if (id == NULL) { goto fail; } - int stat = PyDict_SetItem(result, id, (PyObject *)_PyFrame_GetFrameObject(frame)); + PyObject *frameobj = (PyObject *)_PyFrame_GetFrameObject(frame); + if (frameobj == NULL) { + Py_DECREF(id); + goto fail; + } + int stat = PyDict_SetItem(result, id, frameobj); Py_DECREF(id); if (stat < 0) { goto fail; |