diff options
| author | Victor Stinner <victor.stinner@gmail.com> | 2015-03-18 12:56:25 (GMT) |
|---|---|---|
| committer | Victor Stinner <victor.stinner@gmail.com> | 2015-03-18 12:56:25 (GMT) |
| commit | 5200f5502407045b747b97168b80d63a3cfafd4f (patch) | |
| tree | fac1d45532ec623f80bdd245b7ed78fc678f66fb /Python/pythonrun.c | |
| parent | 50931f41d0837d309289ec36b80951d3c38b30d4 (diff) | |
| download | cpython-5200f5502407045b747b97168b80d63a3cfafd4f.zip cpython-5200f5502407045b747b97168b80d63a3cfafd4f.tar.gz cpython-5200f5502407045b747b97168b80d63a3cfafd4f.tar.bz2 | |
Issue #19428: Handle PyMarshal_Read*() errors in run_pyc_file()
Detect also earlier PyMarshal_Read*() errors in zipimport.
Diffstat (limited to 'Python/pythonrun.c')
| -rw-r--r-- | Python/pythonrun.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/Python/pythonrun.c b/Python/pythonrun.c index 992a5a3..a8bd024 100644 --- a/Python/pythonrun.c +++ b/Python/pythonrun.c @@ -981,13 +981,17 @@ run_pyc_file(FILE *fp, const char *filename, PyObject *globals, magic = PyMarshal_ReadLongFromFile(fp); if (magic != PyImport_GetMagicNumber()) { - PyErr_SetString(PyExc_RuntimeError, - "Bad magic number in .pyc file"); + if (!PyErr_Occurred()) + PyErr_SetString(PyExc_RuntimeError, + "Bad magic number in .pyc file"); return NULL; } /* Skip mtime and size */ (void) PyMarshal_ReadLongFromFile(fp); (void) PyMarshal_ReadLongFromFile(fp); + if (PyErr_Occurred()) + return NULL; + v = PyMarshal_ReadLastObjectFromFile(fp); if (v == NULL || !PyCode_Check(v)) { Py_XDECREF(v); |