From 2acb9a2e7b4ed18aaa32d4ce65f90279e94455d5 Mon Sep 17 00:00:00 2001
From: David Horstmann <david.horstmann@arm.com>
Date: Thu, 26 Feb 2026 14:04:40 +0000
Subject: [PATCH] Add ChangeLog entry for NULL dereference fix

Signed-off-by: David Horstmann <david.horstmann@arm.com>
---
 ChangeLog.d/fix-null-pointer-dereference.txt | 4 ++++
 1 file changed, 4 insertions(+)
 create mode 100644 ChangeLog.d/fix-null-pointer-dereference.txt

diff --git a/ChangeLog.d/fix-null-pointer-dereference.txt b/ChangeLog.d/fix-null-pointer-dereference.txt
new file mode 100644
index 0000000000..1eb3c416a8
--- /dev/null
+++ b/ChangeLog.d/fix-null-pointer-dereference.txt
@@ -0,0 +1,4 @@
+Security
+   * Fix a NULL pointer dereference in mbedtls_x509_string_to_names() when
+     mbedtls_calloc() fails to allocate memory. This was caused by failing to
+     check whether mbedtls_calloc() returned NULL.