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| author | Jeremy Hylton <jeremy@alum.mit.edu> | 2001-07-30 21:50:55 (GMT) |
|---|---|---|
| committer | Jeremy Hylton <jeremy@alum.mit.edu> | 2001-07-30 21:50:55 (GMT) |
| commit | 15c1c4f6d2cc9c657ae1cb3fc50b14d7e8063343 (patch) | |
| tree | 596558a49a72666e72c6607ce55cd69e58583b7f /Python/bltinmodule.c | |
| parent | e3c37d660f5641f55c12313fde8e20f8178d942a (diff) | |
| download | cpython-15c1c4f6d2cc9c657ae1cb3fc50b14d7e8063343.zip cpython-15c1c4f6d2cc9c657ae1cb3fc50b14d7e8063343.tar.gz cpython-15c1c4f6d2cc9c657ae1cb3fc50b14d7e8063343.tar.bz2 | |
Fix for SF bug [ #443866 ] Evaluating func_code causing core dump
If the code object has free variables, raise TypeError.
Diffstat (limited to 'Python/bltinmodule.c')
| -rw-r--r-- | Python/bltinmodule.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/Python/bltinmodule.c b/Python/bltinmodule.c index 6eb6aca..362cdaa 100644 --- a/Python/bltinmodule.c +++ b/Python/bltinmodule.c @@ -800,8 +800,14 @@ builtin_eval(PyObject *self, PyObject *args) PyEval_GetBuiltins()) != 0) return NULL; } - if (PyCode_Check(cmd)) + if (PyCode_Check(cmd)) { + if (PyTuple_GET_SIZE(((PyCodeObject *)cmd)->co_freevars) > 0) { + PyErr_SetString(PyExc_TypeError, + "code object passed to eval() may not contain free variables"); + return NULL; + } return PyEval_EvalCode((PyCodeObject *) cmd, globals, locals); + } if (!PyString_Check(cmd) && !PyUnicode_Check(cmd)) { PyErr_SetString(PyExc_TypeError, |