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[3.12] gh-126106: Fix NULL possible derefrence in Modules/_ssl.c (GH-126111) (#126117)

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gh-126106: Fix `NULL` possible derefrence in `Modules/_ssl.c` (GH-126111)
(cherry picked from commit a64a1c9206)

Co-authored-by: sobolevn <mail@sobolevn.me>
Co-authored-by: Bénédikt Tran <10796600+picnixz@users.noreply.github.com>
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Miss Islington (bot) 2024-10-29 10:26:28 +01:00 • committed by GitHub
parent a8472fdbcd
commit bc9ae4a1ca
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2 changed files with 4 additions and 3 deletions
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Misc/NEWS.d/next/Library/2024-10-29-10-58-52.gh-issue-126106.rlF798.rst Normal file
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@ -0,0 +1 @@
Fixes a possible ``NULL`` pointer dereference in :mod:`ssl`.

6
Modules/_ssl.c
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@ -4951,14 +4951,14 @@ PySSLSession_dealloc(PySSLSession *self)
static PyObject *
PySSLSession_richcompare(PyObject *left, PyObject *right, int op)
{
int result;
PyTypeObject *sesstype = ((PySSLSession*)left)->ctx->state->PySSLSession_Type;
if (left == NULL || right == NULL) {
PyErr_BadInternalCall();
return NULL;
}
int result;
PyTypeObject *sesstype = ((PySSLSession*)left)->ctx->state->PySSLSession_Type;
if (!Py_IS_TYPE(left, sesstype) || !Py_IS_TYPE(right, sesstype)) {
Py_RETURN_NOTIMPLEMENTED;
}