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Issue #15989: Fix several occurrences of integer overflow

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when result of PyLong_AsLong() narrowed to int without checks.
This commit is contained in:
Serhiy Storchaka 2013-01-15 01:12:17 +02:00
parent 5f1cfbb5c0
commit 7898043868
19 changed files with 148 additions and 24 deletions
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6
Modules/socketmodule.c
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@ -2013,7 +2013,7 @@ For IP sockets, the address info is a pair (hostaddr, port).");
static PyObject *
sock_setblocking(PySocketSockObject *s, PyObject *arg)
{
int block;
long block;
block = PyLong_AsLong(arg);
if (block == -1 && PyErr_Occurred())
@ -2495,7 +2495,7 @@ sock_listen(PySocketSockObject *s, PyObject *arg)
int backlog;
int res;
backlog = PyLong_AsLong(arg);
backlog = _PyLong_AsInt(arg);
if (backlog == -1 && PyErr_Occurred())
return NULL;
Py_BEGIN_ALLOW_THREADS
@ -3647,7 +3647,7 @@ sock_shutdown(PySocketSockObject *s, PyObject *arg)
int how;
int res;
how = PyLong_AsLong(arg);
how = _PyLong_AsInt(arg);
if (how == -1 && PyErr_Occurred())
return NULL;
Py_BEGIN_ALLOW_THREADS