From fe8caf830c4382ac4d8fa0431938357343248603 Mon Sep 17 00:00:00 2001
From: Tomasz Pytel <tompytel@gmail.com>
Date: Tue, 25 Mar 2025 09:54:56 -0400
Subject: [PATCH 1/3] gh-131719: add NULL ptr check to _PyMem_FreeDelayed

---
 Objects/obmalloc.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/Objects/obmalloc.c b/Objects/obmalloc.c
index 1285398142933a..b209808da902da 100644
--- a/Objects/obmalloc.c
+++ b/Objects/obmalloc.c
@@ -1215,7 +1215,9 @@ void
 _PyMem_FreeDelayed(void *ptr)
 {
     assert(!((uintptr_t)ptr & 0x01));
-    free_delayed((uintptr_t)ptr);
+    if (ptr != NULL) {
+        free_delayed((uintptr_t)ptr);
+    }
 }
 
 #ifdef Py_GIL_DISABLED

From 20d90292348d2dde0c1ce49e6101e5e4ef1029ed Mon Sep 17 00:00:00 2001
From: "blurb-it[bot]" <43283697+blurb-it[bot]@users.noreply.github.com>
Date: Tue, 25 Mar 2025 13:58:27 +0000
Subject: [PATCH 2/3] =?UTF-8?q?=F0=9F=93=9C=F0=9F=A4=96=20Added=20by=20blu?=
 =?UTF-8?q?rb=5Fit.?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../2025-03-25-13-58-25.gh-issue-131719.zKv98a.rst               | 1 +
 1 file changed, 1 insertion(+)
 create mode 100644 Misc/NEWS.d/next/Core_and_Builtins/2025-03-25-13-58-25.gh-issue-131719.zKv98a.rst

diff --git a/Misc/NEWS.d/next/Core_and_Builtins/2025-03-25-13-58-25.gh-issue-131719.zKv98a.rst b/Misc/NEWS.d/next/Core_and_Builtins/2025-03-25-13-58-25.gh-issue-131719.zKv98a.rst
new file mode 100644
index 00000000000000..8dd512953458fe
--- /dev/null
+++ b/Misc/NEWS.d/next/Core_and_Builtins/2025-03-25-13-58-25.gh-issue-131719.zKv98a.rst
@@ -0,0 +1 @@
+Fix missing NULL check in :c:func:`_PyMem_FreeDelayed` in :term:`free-threaded <free threading>` build.

From 354328ca5318bc231a15dfdfc06cff6292da67eb Mon Sep 17 00:00:00 2001
From: Tomasz Pytel <tompytel@gmail.com>
Date: Tue, 25 Mar 2025 10:03:10 -0400
Subject: [PATCH 3/3] fix news

---
 .../2025-03-25-13-58-25.gh-issue-131719.zKv98a.rst              | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Misc/NEWS.d/next/Core_and_Builtins/2025-03-25-13-58-25.gh-issue-131719.zKv98a.rst b/Misc/NEWS.d/next/Core_and_Builtins/2025-03-25-13-58-25.gh-issue-131719.zKv98a.rst
index 8dd512953458fe..ad917553270349 100644
--- a/Misc/NEWS.d/next/Core_and_Builtins/2025-03-25-13-58-25.gh-issue-131719.zKv98a.rst
+++ b/Misc/NEWS.d/next/Core_and_Builtins/2025-03-25-13-58-25.gh-issue-131719.zKv98a.rst
@@ -1 +1 @@
-Fix missing NULL check in :c:func:`_PyMem_FreeDelayed` in :term:`free-threaded <free threading>` build.
+Fix missing NULL check in ``_PyMem_FreeDelayed`` in :term:`free-threaded <free threading>` build.