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Issue #7019: An attempt to unmarshal bad long data could produce

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unnormalized PyLong objects; make it raise ValueError instead.
This commit is contained in:
Mark Dickinson 2009-10-03 08:15:49 +00:00
parent 7664bfe4e2
commit c3a12775e2
3 changed files with 10 additions and 1 deletions
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3
Python/marshal.c
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@ -589,7 +589,8 @@ r_object(RFILE *p)
ob->ob_size = n;
for (i = 0; i < size; i++) {
int digit = r_short(p);
if (digit < 0) {
if (digit < 0 ||
(digit == 0 && i == size-1)) {
Py_DECREF(ob);
PyErr_SetString(PyExc_ValueError,
"bad marshal data");