mirrors
/
cpython
mirror of https://github.com/python/cpython.git
2
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

#3643 add more checks to _testcapi to prevent segfaults 

Author: Victor Stinner
Reviewer: Benjamin Peterson
This commit is contained in:
Benjamin Peterson 2008-08-23 20:32:27 +00:00
parent bc74e5be1a
commit 6784eb79c9
2 changed files with 10 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
Misc/NEWS
View File

@ -17,6 +17,12 @@ Core and Builtins
Library Library
------- -------
Extension Modules
-----------------
- Issue #3643: Added a few more checks to _testcapi to prevent segfaults by
exploitation of poor argument checking.
What's new in Python 3.0b3? What's new in Python 3.0b3?
=========================== ===========================

4
Modules/_testcapimodule.c
View File

@ -961,6 +961,10 @@ exception_print(PyObject *self, PyObject *args)
if (!PyArg_ParseTuple(args, "O:exception_print", if (!PyArg_ParseTuple(args, "O:exception_print",
&value)) &value))
return NULL; return NULL;
if (!PyExceptionInstance_Check(value)) {
PyErr_Format(PyExc_TypeError, "an exception instance is required");
return NULL;
}
tb = PyException_GetTraceback(value); tb = PyException_GetTraceback(value);
PyErr_Display((PyObject *) Py_TYPE(value), value, tb); PyErr_Display((PyObject *) Py_TYPE(value), value, tb);