From eb1258d4b3aea71bfdc06f71806d9693bb669617 Mon Sep 17 00:00:00 2001
From: Charalampos Stratakis <cstratak@redhat.com>
Date: Thu, 28 Feb 2019 18:47:25 +0100
Subject: [PATCH 1/2] bpo-13096: Fix partial backport of issue 13096.

Properly free the buf variable.
---
 Modules/_ctypes/callproc.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Modules/_ctypes/callproc.c b/Modules/_ctypes/callproc.c
index 2097342085788ec..defcde1ff3e9654 100644
--- a/Modules/_ctypes/callproc.c
+++ b/Modules/_ctypes/callproc.c
@@ -1831,6 +1831,7 @@ POINTER(PyObject *self, PyObject *cls)
                                        "s(O){}",
                                        buf,
                                        &PyCPointer_Type);
+        PyMem_Free(buf);
         if (result == NULL)
             return result;
         key = PyLong_FromVoidPtr(result);

From f314e35bda8951f75d8c84db43bf6fa994e9b4ef Mon Sep 17 00:00:00 2001
From: Charalampos Stratakis <cstratak@redhat.com>
Date: Mon, 4 Mar 2019 16:13:08 +0100
Subject: [PATCH 2/2] Add news entry

---
 .../NEWS.d/next/Library/2019-03-04-16-13-01.bpo-13096.SGPt_n.rst | 1 +
 1 file changed, 1 insertion(+)
 create mode 100644 Misc/NEWS.d/next/Library/2019-03-04-16-13-01.bpo-13096.SGPt_n.rst

diff --git a/Misc/NEWS.d/next/Library/2019-03-04-16-13-01.bpo-13096.SGPt_n.rst b/Misc/NEWS.d/next/Library/2019-03-04-16-13-01.bpo-13096.SGPt_n.rst
new file mode 100644
index 000000000000000..2bf49c855f60caf
--- /dev/null
+++ b/Misc/NEWS.d/next/Library/2019-03-04-16-13-01.bpo-13096.SGPt_n.rst
@@ -0,0 +1 @@
+Fix memory leak in ctypes POINTER handling of large values.