diff options
Diffstat (limited to 'Python/compile.c')
| -rw-r--r-- | Python/compile.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/Python/compile.c b/Python/compile.c index 3cf71ef..0a8f58e 100644 --- a/Python/compile.c +++ b/Python/compile.c @@ -248,8 +248,11 @@ _Py_Mangle(PyObject *privateobj, PyObject *ident) } plen -= ipriv; - assert(1 <= PY_SSIZE_T_MAX - nlen); - assert(1 + nlen <= PY_SSIZE_T_MAX - plen); + if (plen + nlen >= PY_SSIZE_T_MAX - 1) { + PyErr_SetString(PyExc_OverflowError, + "private identifier too large to be mangled"); + return NULL; + } maxchar = PyUnicode_MAX_CHAR_VALUE(ident); if (PyUnicode_MAX_CHAR_VALUE(privateobj) > maxchar) |